draft-iab-rfc7991bis-01.txt   draft-iab-rfc7991bis-02.txt 
Network Working Group P. Hoffman Network Working Group J. Levine, Ed.
Internet-Draft ICANN Internet-Draft Temporary RFC Series Project Manager
Obsoletes: 7991 (if approved) October 19, 2018 Obsoletes: 7991 (if approved) March 5, 2020
Intended status: Informational Intended status: Informational
Expires: April 22, 2019 Expires: September 6, 2020
The "xml2rfc" version 3 Vocabulary The "xml2rfc" version 3 Vocabulary
draft-iab-rfc7991bis-01 draft-iab-rfc7991bis-02
Abstract Abstract
This document defines the "xml2rfc" version 3 vocabulary: an XML- This document defines the "xml2rfc" version 3 vocabulary: an XML-
based language used for writing RFCs and Internet-Drafts. It is based language used for writing RFCs and Internet-Drafts. It is
heavily derived from the version 2 vocabulary that is also under heavily derived from the version 2 vocabulary that is also under
discussion. This document obsoletes the earlier v3 grammar described discussion. This document obsoletes the earlier v3 grammar described
in RFC 7991, which in turn obsoleted the v2 grammar in RFC 7749. in RFC 7991, which in turn obsoleted the v2 grammar in RFC 7749.
Editorial Note (To be removed by RFC Editor) Editorial Note (To be removed by RFC Editor)
skipping to change at page 1, line 34 skipping to change at page 1, line 34
<https://www.ietf.org/mailman/listinfo/xml2rfc-dev>. <https://www.ietf.org/mailman/listinfo/xml2rfc-dev>.
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Table of Contents Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 5 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1. Expected Updates to the Specification . . . . . . . . . . 5 1.1. Expected Updates to the Specification . . . . . . . . . . 5
1.2. Design Criteria for the Changes in v3 . . . . . . . . . . 5 1.2. Design Criteria for the Changes in v3 . . . . . . . . . . 5
1.3. Differences from RFC 7991 in This Document . . . . . . . 6 1.3. Differences from RFC 7991 in This Document . . . . . . . 6
1.4. Differences from v2 to v3 . . . . . . . . . . . . . . . . 6 1.4. Differences from v2 to v3 . . . . . . . . . . . . . . . . 6
1.4.1. New Elements in v3 . . . . . . . . . . . . . . . . . 6 1.4.1. New Elements in v3 . . . . . . . . . . . . . . . . . 6
1.4.2. New Attributes for Existing Elements . . . . . . . . 8 1.4.2. New Attributes for Existing Elements . . . . . . . . 7
1.4.3. Elements and Attributes Deprecated from v2 . . . . . 8 1.4.3. Elements and Attributes Deprecated from v2 . . . . . 8
1.4.4. Additional Changes from v2 . . . . . . . . . . . . . 9 1.4.4. Additional Changes from v2 . . . . . . . . . . . . . 9
1.5. Syntax Notation . . . . . . . . . . . . . . . . . . . . . 10 1.5. Syntax Notation . . . . . . . . . . . . . . . . . . . . . 10
2. Elements . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2. Elements . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.1. <abstract> . . . . . . . . . . . . . . . . . . . . . . . 11 2.1. <abstract> . . . . . . . . . . . . . . . . . . . . . . . 11
2.2. <address> . . . . . . . . . . . . . . . . . . . . . . . . 12 2.2. <address> . . . . . . . . . . . . . . . . . . . . . . . . 12
2.3. <annotation> . . . . . . . . . . . . . . . . . . . . . . 12 2.3. <annotation> . . . . . . . . . . . . . . . . . . . . . . 12
2.4. <area> . . . . . . . . . . . . . . . . . . . . . . . . . 13 2.4. <area> . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.5. <artwork> . . . . . . . . . . . . . . . . . . . . . . . . 13 2.5. <artset> . . . . . . . . . . . . . . . . . . . . . . . . 13
2.6. <aside> . . . . . . . . . . . . . . . . . . . . . . . . . 17 2.6. <artwork> . . . . . . . . . . . . . . . . . . . . . . . . 14
2.7. <author> . . . . . . . . . . . . . . . . . . . . . . . . 17 2.7. <aside> . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.8. <back> . . . . . . . . . . . . . . . . . . . . . . . . . 19 2.8. <author> . . . . . . . . . . . . . . . . . . . . . . . . 18
2.9. <bcp14> . . . . . . . . . . . . . . . . . . . . . . . . . 19 2.9. <back> . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.10. <blockquote> . . . . . . . . . . . . . . . . . . . . . . 20 2.10. <bcp14> . . . . . . . . . . . . . . . . . . . . . . . . . 20
2.11. <boilerplate> . . . . . . . . . . . . . . . . . . . . . . 21 2.11. <blockquote> . . . . . . . . . . . . . . . . . . . . . . 20
2.12. <city> . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.12. <boilerplate> . . . . . . . . . . . . . . . . . . . . . . 22
2.13. <code> . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.13. <city> . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.14. <country> . . . . . . . . . . . . . . . . . . . . . . . . 22 2.14. <cityarea> . . . . . . . . . . . . . . . . . . . . . . . 22
2.15. <cref> . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.15. <code> . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.16. <date> . . . . . . . . . . . . . . . . . . . . . . . . . 24 2.16. <country> . . . . . . . . . . . . . . . . . . . . . . . . 23
2.17. <dd> . . . . . . . . . . . . . . . . . . . . . . . . . . 25 2.17. <cref> . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.18. <displayreference> . . . . . . . . . . . . . . . . . . . 26 2.18. <date> . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.19. <dl> . . . . . . . . . . . . . . . . . . . . . . . . . . 27 2.19. <dd> . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.20. <dt> . . . . . . . . . . . . . . . . . . . . . . . . . . 28 2.20. <displayreference> . . . . . . . . . . . . . . . . . . . 27
2.21. <em> . . . . . . . . . . . . . . . . . . . . . . . . . . 29 2.21. <dl> . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2.22. <email> . . . . . . . . . . . . . . . . . . . . . . . . . 30 2.22. <dt> . . . . . . . . . . . . . . . . . . . . . . . . . . 29
2.23. <eref> . . . . . . . . . . . . . . . . . . . . . . . . . 30 2.23. <em> . . . . . . . . . . . . . . . . . . . . . . . . . . 30
2.24. <figure> . . . . . . . . . . . . . . . . . . . . . . . . 31 2.24. <email> . . . . . . . . . . . . . . . . . . . . . . . . . 31
2.25. <front> . . . . . . . . . . . . . . . . . . . . . . . . . 33 2.25. <eref> . . . . . . . . . . . . . . . . . . . . . . . . . 31
2.26. <iref> . . . . . . . . . . . . . . . . . . . . . . . . . 34 2.26. <extaddr> . . . . . . . . . . . . . . . . . . . . . . . . 32
2.27. <keyword> . . . . . . . . . . . . . . . . . . . . . . . . 35 2.27. <figure> . . . . . . . . . . . . . . . . . . . . . . . . 32
2.28. <li> . . . . . . . . . . . . . . . . . . . . . . . . . . 35 2.28. <front> . . . . . . . . . . . . . . . . . . . . . . . . . 34
2.29. <link> . . . . . . . . . . . . . . . . . . . . . . . . . 36 2.29. <iref> . . . . . . . . . . . . . . . . . . . . . . . . . 35
2.30. <middle> . . . . . . . . . . . . . . . . . . . . . . . . 37 2.30. <keyword> . . . . . . . . . . . . . . . . . . . . . . . . 36
2.31. <name> . . . . . . . . . . . . . . . . . . . . . . . . . 37 2.31. <li> . . . . . . . . . . . . . . . . . . . . . . . . . . 36
2.32. <note> . . . . . . . . . . . . . . . . . . . . . . . . . 38 2.32. <link> . . . . . . . . . . . . . . . . . . . . . . . . . 38
2.33. <ol> . . . . . . . . . . . . . . . . . . . . . . . . . . 39 2.33. <middle> . . . . . . . . . . . . . . . . . . . . . . . . 39
2.34. <organization> . . . . . . . . . . . . . . . . . . . . . 41 2.34. <name> . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.35. <phone> . . . . . . . . . . . . . . . . . . . . . . . . . 41 2.35. <note> . . . . . . . . . . . . . . . . . . . . . . . . . 40
2.36. <postal> . . . . . . . . . . . . . . . . . . . . . . . . 42 2.36. <ol> . . . . . . . . . . . . . . . . . . . . . . . . . . 41
2.37. <postalLine> . . . . . . . . . . . . . . . . . . . . . . 42 2.37. <organization> . . . . . . . . . . . . . . . . . . . . . 43
2.38. <refcontent> . . . . . . . . . . . . . . . . . . . . . . 43 2.38. <phone> . . . . . . . . . . . . . . . . . . . . . . . . . 43
2.39. <reference> . . . . . . . . . . . . . . . . . . . . . . . 43 2.39. <pobox> . . . . . . . . . . . . . . . . . . . . . . . . . 44
2.40. <referencegroup> . . . . . . . . . . . . . . . . . . . . 44 2.40. <postal> . . . . . . . . . . . . . . . . . . . . . . . . 44
2.41. <references> . . . . . . . . . . . . . . . . . . . . . . 45 2.41. <postalLine> . . . . . . . . . . . . . . . . . . . . . . 45
2.42. <region> . . . . . . . . . . . . . . . . . . . . . . . . 46 2.42. <refcontent> . . . . . . . . . . . . . . . . . . . . . . 45
2.43. <relref> . . . . . . . . . . . . . . . . . . . . . . . . 46 2.43. <reference> . . . . . . . . . . . . . . . . . . . . . . . 46
2.44. <rfc> . . . . . . . . . . . . . . . . . . . . . . . . . . 49 2.44. <referencegroup> . . . . . . . . . . . . . . . . . . . . 47
2.45. <section> . . . . . . . . . . . . . . . . . . . . . . . . 53 2.45. <references> . . . . . . . . . . . . . . . . . . . . . . 47
2.46. <seriesInfo> . . . . . . . . . . . . . . . . . . . . . . 55 2.46. <region> . . . . . . . . . . . . . . . . . . . . . . . . 49
2.47. <sourcecode> . . . . . . . . . . . . . . . . . . . . . . 57 2.47. <relref> . . . . . . . . . . . . . . . . . . . . . . . . 49
2.48. <street> . . . . . . . . . . . . . . . . . . . . . . . . 59 2.48. <rfc> . . . . . . . . . . . . . . . . . . . . . . . . . . 53
2.49. <strong> . . . . . . . . . . . . . . . . . . . . . . . . 59 2.49. <section> . . . . . . . . . . . . . . . . . . . . . . . . 56
2.50. <sub> . . . . . . . . . . . . . . . . . . . . . . . . . . 60 2.50. <seriesInfo> . . . . . . . . . . . . . . . . . . . . . . 58
2.51. <sup> . . . . . . . . . . . . . . . . . . . . . . . . . . 61 2.51. <sortingcode> . . . . . . . . . . . . . . . . . . . . . . 60
2.52. <t> . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 2.52. <sourcecode> . . . . . . . . . . . . . . . . . . . . . . 61
2.53. <table> . . . . . . . . . . . . . . . . . . . . . . . . . 64 2.53. <street> . . . . . . . . . . . . . . . . . . . . . . . . 63
2.54. <tbody> . . . . . . . . . . . . . . . . . . . . . . . . . 65 2.54. <strong> . . . . . . . . . . . . . . . . . . . . . . . . 63
2.55. <td> . . . . . . . . . . . . . . . . . . . . . . . . . . 65 2.55. <sub> . . . . . . . . . . . . . . . . . . . . . . . . . . 64
2.56. <tfoot> . . . . . . . . . . . . . . . . . . . . . . . . . 67 2.56. <sup> . . . . . . . . . . . . . . . . . . . . . . . . . . 65
2.57. <th> . . . . . . . . . . . . . . . . . . . . . . . . . . 67 2.57. <t> . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
2.58. <thead> . . . . . . . . . . . . . . . . . . . . . . . . . 69 2.58. <table> . . . . . . . . . . . . . . . . . . . . . . . . . 67
2.59. <title> . . . . . . . . . . . . . . . . . . . . . . . . . 69 2.59. <tbody> . . . . . . . . . . . . . . . . . . . . . . . . . 68
2.60. <tr> . . . . . . . . . . . . . . . . . . . . . . . . . . 70 2.60. <td> . . . . . . . . . . . . . . . . . . . . . . . . . . 68
2.61. <tt> . . . . . . . . . . . . . . . . . . . . . . . . . . 70 2.61. <tfoot> . . . . . . . . . . . . . . . . . . . . . . . . . 70
2.62. <ul> . . . . . . . . . . . . . . . . . . . . . . . . . . 71 2.62. <th> . . . . . . . . . . . . . . . . . . . . . . . . . . 71
2.63. <uri> . . . . . . . . . . . . . . . . . . . . . . . . . . 72 2.63. <thead> . . . . . . . . . . . . . . . . . . . . . . . . . 73
2.64. <workgroup> . . . . . . . . . . . . . . . . . . . . . . . 72 2.64. <title> . . . . . . . . . . . . . . . . . . . . . . . . . 73
2.65. <xref> . . . . . . . . . . . . . . . . . . . . . . . . . 72 2.65. <tr> . . . . . . . . . . . . . . . . . . . . . . . . . . 73
3. Elements from v2 That Have Been Deprecated . . . . . . . . . 75 2.66. <tt> . . . . . . . . . . . . . . . . . . . . . . . . . . 74
3.1. <c> . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 2.67. <ul> . . . . . . . . . . . . . . . . . . . . . . . . . . 75
3.2. <facsimile> . . . . . . . . . . . . . . . . . . . . . . . 76 2.68. <uri> . . . . . . . . . . . . . . . . . . . . . . . . . . 76
3.3. <format> . . . . . . . . . . . . . . . . . . . . . . . . 76 2.69. <workgroup> . . . . . . . . . . . . . . . . . . . . . . . 76
3.4. <list> . . . . . . . . . . . . . . . . . . . . . . . . . 76 2.70. <xref> . . . . . . . . . . . . . . . . . . . . . . . . . 76
3.5. <postamble> . . . . . . . . . . . . . . . . . . . . . . . 77 3. Elements from v2 That Have Been Deprecated . . . . . . . . . 78
3.6. <preamble> . . . . . . . . . . . . . . . . . . . . . . . 78 3.1. <c> . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
3.7. <spanx> . . . . . . . . . . . . . . . . . . . . . . . . . 78 3.2. <facsimile> . . . . . . . . . . . . . . . . . . . . . . . 79
3.8. <texttable> . . . . . . . . . . . . . . . . . . . . . . . 79 3.3. <format> . . . . . . . . . . . . . . . . . . . . . . . . 79
3.9. <ttcol> . . . . . . . . . . . . . . . . . . . . . . . . . 80 3.4. <list> . . . . . . . . . . . . . . . . . . . . . . . . . 80
3.10. <vspace> . . . . . . . . . . . . . . . . . . . . . . . . 81 3.5. <postamble> . . . . . . . . . . . . . . . . . . . . . . . 80
4. SVG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 3.6. <preamble> . . . . . . . . . . . . . . . . . . . . . . . 81
5. Use of CDATA Structures and Escaping . . . . . . . . . . . . 81 3.7. <spanx> . . . . . . . . . . . . . . . . . . . . . . . . . 82
6. Internationalization Considerations . . . . . . . . . . . . . 82 3.8. <texttable> . . . . . . . . . . . . . . . . . . . . . . . 82
7. Security Considerations . . . . . . . . . . . . . . . . . . . 82 3.9. <ttcol> . . . . . . . . . . . . . . . . . . . . . . . . . 84
8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 83 3.10. <vspace> . . . . . . . . . . . . . . . . . . . . . . . . 84
8.1. Internet Media Type Registration . . . . . . . . . . . . 83 4. SVG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
8.2. Link Relation Registration . . . . . . . . . . . . . . . 84 5. Use of CDATA Structures and Escaping . . . . . . . . . . . . 85
9. References . . . . . . . . . . . . . . . . . . . . . . . . . 85 6. Internationalization Considerations . . . . . . . . . . . . . 85
9.1. Normative References . . . . . . . . . . . . . . . . . . 85 7. Security Considerations . . . . . . . . . . . . . . . . . . . 86
9.2. Informative References . . . . . . . . . . . . . . . . . 85 8. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 86
Appendix A. Front-Page ("Boilerplate") Generation . . . . . . . 89 8.1. Internet Media Type Registration . . . . . . . . . . . . 86
A.1. The "ipr" Attribute . . . . . . . . . . . . . . . . . . . 89 8.2. Link Relation Registration . . . . . . . . . . . . . . . 88
A.1.1. Current Values: "*trust200902" . . . . . . . . . . . 89 9. References . . . . . . . . . . . . . . . . . . . . . . . . . 88
A.1.2. Historic Values . . . . . . . . . . . . . . . . . . . 91 9.1. Normative References . . . . . . . . . . . . . . . . . . 88
A.2. The "submissionType" Attribute . . . . . . . . . . . . . 92 9.2. Informative References . . . . . . . . . . . . . . . . . 88
A.3. The "consensus" Attribute . . . . . . . . . . . . . . . . 92 Appendix A. Front-Page ("Boilerplate") Generation . . . . . . . 93
Appendix B. The v3 Format and Processing Tools . . . . . . . . . 93 A.1. The "ipr" Attribute . . . . . . . . . . . . . . . . . . . 93
B.1. Including External Text with XInclude . . . . . . . . . . 94 A.1.1. Current Values: "*trust200902" . . . . . . . . . . . 93
B.2. Anchors and IDs . . . . . . . . . . . . . . . . . . . . . 95 A.1.2. Historic Values . . . . . . . . . . . . . . . . . . . 95
B.2.1. Overlapping Values . . . . . . . . . . . . . . . . . 96 A.2. The "submissionType" Attribute . . . . . . . . . . . . . 95
B.3. Attributes Controlled by the Prep Tool . . . . . . . . . 97 A.3. The "consensus" Attribute . . . . . . . . . . . . . . . . 96
Appendix C. RELAX NG Schema . . . . . . . . . . . . . . . . . . 98 Appendix B. The v3 Format and Processing Tools . . . . . . . . . 97
Appendix D. Schema Differences from v2 . . . . . . . . . . . . . 118 B.1. Including External Text with XInclude . . . . . . . . . . 98
Appendix E. IAB Members at the Time of Approval . . . . . . . . 138 B.2. Anchors and IDs . . . . . . . . . . . . . . . . . . . . . 99
Appendix F. Acknowledgments . . . . . . . . . . . . . . . . . . 138 B.2.1. Overlapping Values . . . . . . . . . . . . . . . . . 100
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138 B.3. Attributes Controlled by the Prep Tool . . . . . . . . . 101
Appendix C. RELAX NG Schema . . . . . . . . . . . . . . . . . . 102
Appendix D. Schema Differences from v2 . . . . . . . . . . . . . 124
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
IAB Members at the Time of Approval . . . . . . . . . . . . . . . 167
Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 167
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 168
1. Introduction 1. Introduction
This document describes version 3 ("v3") of the "xml2rfc" vocabulary: This document describes version 3 ("v3") of the "xml2rfc" vocabulary:
an XML-based language ("Extensible Markup Language" [XML]) used for an XML-based language ("Extensible Markup Language" [XML]) used for
writing RFCs [RFC7322] and Internet-Drafts [IDGUIDE]. writing RFCs [RFC7322] and Internet-Drafts [IDGUIDE].
This document obsoletes [RFC7991], [RFC7991] obsoleted the version 2 This document obsoletes [RFC7991], [RFC7991] obsoleted the version 2
vocabulary ("v2") [RFC7749], which contains the extended language vocabulary ("v2") [RFC7749], which contains the extended language
definition. [RFC7749] obsolted the original version ("v1") definition. [RFC7749] obsolted the original version ("v1")
skipping to change at page 6, line 32 skipping to change at page 6, line 17
1.3. Differences from RFC 7991 in This Document 1.3. Differences from RFC 7991 in This Document
This is a (hopefully) complete list of all the technical changes This is a (hopefully) complete list of all the technical changes
between [RFC7991] and this document. between [RFC7991] and this document.
o Changed the text about what this draft obsoletes and updates. o Changed the text about what this draft obsoletes and updates.
o Allow <blockquote> as a child of <li>. o Allow <blockquote> as a child of <li>.
o Removed "It is an error to have both a "src" attribute and content o Removed "It is an error to have both a "src" attribute and content
in the <artwork> element." from Section 2.5.6. in the <artwork> element." from Section 2.6.6.
o Removed <br> from the vocabulary. o Removed <br> from the vocabulary.
o Changed the "hanging" attribute of <dl> to "newline". o Changed the "hanging" attribute of <dl> to "newline".
o Added the "indent" attribute to <dl>. o Added the "indent" attribute to <dl>.
o Added the "align" attribute to <table>. o Added the "align" attribute to <table>. Made the table title
centered under the table.
o The <name> element now allows many more elements inside of it.
o Redefined <references> to allow <references> within it. In the
typical case, an outer <references> will be used to hold an inner
<references> for normative references and an inner <references> to
hold informative references.
1.4. Differences from v2 to v3 1.4. Differences from v2 to v3
This is a (hopefully) complete list of all the technical changes This is a (hopefully) complete list of all the technical changes
between [RFC7749] and this document. between [RFC7749] and this document.
1.4.1. New Elements in v3 1.4.1. New Elements in v3
o Add <dl>, <ul>, and <ol> as new ways to make lists. This is a o Add <dl>, <ul>, and <ol> as new ways to make lists. This is a
significant change from v2 in that the child under these elements significant change from v2 in that the child under these elements
is <li>, not <t>. <li> has a model of either containing one or is <li>, not <t>. <li> has a model of either containing one or
more <t> elements, or containing the flowing text normally found more <t> elements, or containing the flowing text normally found
in <t>. These lists are children of <section>s and other lists in <t>. These lists are children of <section>s and other lists
instead of <t>. instead of <t>.
o Add <strong>, <em>, <tt>, <sub>, and <sup> for character o Add <strong>, <em>, <tt>, <sub>, and <sup> for character
formatting. formatting.
o Add <aside> for incidental text that will be indented when o Add <aside> for incidental text that will be indented when
displayed. displayed.
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o Add <relref> to allow referencing specific sections or anchors in o Add <relref> to allow referencing specific sections or anchors in
references. references.
o Add <link> to point to a resource related to the RFC. o Add <link> to point to a resource related to the RFC.
o Add <br> to allow line breaks (but not blank lines) in the o Add <br> to allow line breaks (but not blank lines) in the
generated output for table cells. generated output for table cells.
o Add <svg> to allow easy inclusion of SVG drawings in <artwork>. o Add <svg> to allow easy inclusion of SVG drawings in <artwork>.
o Add <artset> to allow support of alternative artwork formats.
1.4.2. New Attributes for Existing Elements 1.4.2. New Attributes for Existing Elements
o Add "sortRefs", "symRefs", "tocDepth", and "tocInclude" attributes o Add "sortRefs", "symRefs", "tocDepth", and "tocInclude" attributes
to <rfc> to cover Processing Instructions (PIs) that were in v2 to <rfc> to cover Processing Instructions (PIs) that were in v2
that are still needed in the grammar. Add "prepTime" to indicate that are still needed in the grammar. Add "prepTime" to indicate
the time that the XML went through a preparation step. Add the time that the XML went through a preparation step. Add
"version" to indicate the version of xml2rfc vocabulary used in "version" to indicate the version of xml2rfc vocabulary used in
the document. Add "scripts" to indicate which scripts are needed the document. Add "scripts" to indicate which scripts are needed
to render the document. Add "expiresDate" when an Internet-Draft to render the document. Add "expiresDate" when an Internet-Draft
expires. expires.
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renderers that display different fonts for ideographic characters renderers that display different fonts for ideographic characters
used in China and Japan. The xml:base attribute is sometimes added used in China and Japan. The xml:base attribute is sometimes added
to an XML file when doing XML-to-XML conversion where the base file to an XML file when doing XML-to-XML conversion where the base file
has XInclude attributes (see Appendix B.1). has XInclude attributes (see Appendix B.1).
2.1. <abstract> 2.1. <abstract>
Contains the Abstract of the document. See [RFC7322] for more Contains the Abstract of the document. See [RFC7322] for more
information on restrictions for the Abstract. information on restrictions for the Abstract.
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: Content model:
In any order, but at least one of: In any order, but at least one of:
o <dl> elements (Section 2.19) o <dl> elements (Section 2.21)
o <ol> elements (Section 2.33) o <ol> elements (Section 2.36)
o <t> elements (Section 2.52) o <t> elements (Section 2.57)
o <ul> elements (Section 2.62) o <ul> elements (Section 2.67)
2.1.1. "anchor" Attribute 2.1.1. "anchor" Attribute
Document-wide unique identifier for the Abstract. Document-wide unique identifier for the Abstract.
2.2. <address> 2.2. <address>
Provides address information for the author. Provides address information for the author.
This element appears as a child element of <author> (Section 2.7). This element appears as a child element of <author> (Section 2.8).
Content model: Content model:
In this order: In this order:
1. One optional <postal> element (Section 2.36) 1. One optional <postal> element (Section 2.40)
2. One optional <phone> element (Section 2.35) 2. One optional <phone> element (Section 2.38)
3. One optional <facsimile> element (Section 3.2) 3. One optional <facsimile> element (Section 3.2)
4. One optional <email> element (Section 2.22) 4. One optional <email> element (Section 2.24)
5. One optional <uri> element (Section 2.63) 5. One optional <uri> element (Section 2.68)
2.3. <annotation> 2.3. <annotation>
Provides additional prose augmenting a bibliographic reference. This Provides additional prose augmenting a bibliographic reference. This
text is intended to be shown after the rest of the generated text is intended to be shown after the rest of the generated
reference text. reference text.
This element appears as a child element of <reference> This element appears as a child element of <reference>
(Section 2.39). (Section 2.43).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <em> elements (Section 2.21) o <em> elements (Section 2.23)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26)
o <relref> elements (Section 2.43) o <iref> elements (Section 2.29)
o <spanx> elements (Section 3.7) o <relref> elements (Section 2.47)
o <strong> elements (Section 2.49) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
2.4. <area> 2.4. <area>
Provides information about the IETF area to which this document Provides information about the IETF area to which this document
relates (currently not used when generating documents). relates (currently not used when generating documents).
The value ought to be either the full name or the abbreviation of one The value ought to be either the full name or the abbreviation of one
of the IETF areas as listed on <http://www.ietf.org/iesg/area.html>. of the IETF areas as listed on <http://www.ietf.org/iesg/area.html>.
A list of full names and abbreviations will be kept by the RFC Series A list of full names and abbreviations will be kept by the RFC Series
Editor. Editor.
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: only text content. Content model: only text content.
2.5. <artwork> 2.5. <artset>
This element allows for the support of alternative artwork formats.
This will allow the renderer to pick the most appropriate <artwork>
instance for its format from the alternatives present within an
<artset> element.
If more than one <artwork> element is found within an <artset>
element, with the same "type" attribute, the rendere could select the
first one, or possibly choose between the alternative instances based
on the output format and some quality of the alternative instances
that made one more suitable than the other for that particular
format, such as size, aspect ration, etc.
This element appears as a child element of <aside> (Section 2.7),
<blockquote> (Section 2.11), <dd> (Section 2.19), <figure>
(Section 2.27), <li> (Section 2.31), <section> (Section 2.49), <td>
(Section 2.60), and <th> (Section 2.62).
Content model:
One or more <artwork> elements (Section 2.6)
2.5.1. "anchor" Attribute
Same as for the <artwork> element (Section 2.6).
2.6. <artwork>
This element allows the inclusion of "artwork" in the document. This element allows the inclusion of "artwork" in the document.
<artwork> provides full control of horizontal whitespace and line <artwork> provides full control of horizontal whitespace and line
breaks; thus, it is used for a variety of things, such as diagrams breaks; thus, it is used for a variety of things, such as diagrams
("line art") and protocol unit diagrams. Tab characters (U+0009) ("line art") and protocol unit diagrams. Tab characters (U+0009)
inside of this element are prohibited. inside of this element are prohibited.
Alternatively, the "src" attribute allows referencing an external Alternatively, the "src" attribute allows referencing an external
graphics file, such as a vector drawing in SVG or a bitmap graphic graphics file, such as a vector drawing in SVG or a bitmap graphic
file, using a URI. In this case, the textual content acts as a file, using a URI. In this case, the textual content acts as a
skipping to change at page 14, line 9 skipping to change at page 14, line 32
graphics or (2) prose that describes the included image in sufficient graphics or (2) prose that describes the included image in sufficient
detail. detail.
In [RFC7749], the <artwork> element was also used for source code and In [RFC7749], the <artwork> element was also used for source code and
formal languages; in v3, this is now done with <sourcecode>. formal languages; in v3, this is now done with <sourcecode>.
There are at least five ways to include SVG in artwork in Internet- There are at least five ways to include SVG in artwork in Internet-
Drafts: Drafts:
o Inline, by including all of the SVG in the content of the element, o Inline, by including all of the SVG in the content of the element,
such as: <artwork type="svg"><svg such as: <artwork type="svg"><svg xmlns="http://www.w3.org/2000/
xmlns="http://www.w3.org/2000/svg..."> svg...">
o Inline, but using XInclude (see Appendix B.1), such as: <artwork o Inline, but using XInclude (see Appendix B.1), such as: <artwork
type="svg"><xi:include href=...> type="svg"><xi:include href=...>
o As a data: URI, such as: <artwork type="svg" src="data:image/ o As a data: URI, such as: <artwork type="svg" src="data:image/
svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3..."> svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3...">
o As a URI to an external entity, such as: <artwork type="svg" o As a URI to an external entity, such as: <artwork type="svg"
src="http://www.example.com/..."> src="http://www.example.com/...">
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including text artwork, but using a data: URI is probably confusing including text artwork, but using a data: URI is probably confusing
for text artwork. for text artwork.
Formatters that do pagination should attempt to keep artwork on a Formatters that do pagination should attempt to keep artwork on a
single page. This is to prevent artwork that is split across pages single page. This is to prevent artwork that is split across pages
from looking like two separate pieces of artwork. from looking like two separate pieces of artwork.
See Section 5 for a description of how to deal with issues of using See Section 5 for a description of how to deal with issues of using
"&" and "<" characters in artwork. "&" and "<" characters in artwork.
This element appears as a child element of <aside> (Section 2.6), This element appears as a child element of <artset> (Section 2.5),
<blockquote> (Section 2.10), <dd> (Section 2.17), <figure> <aside> (Section 2.7), <blockquote> (Section 2.11), <dd>
(Section 2.24), <li> (Section 2.28), <section> (Section 2.45), <td> (Section 2.19), <figure> (Section 2.27), <li> (Section 2.31),
(Section 2.55), and <th> (Section 2.57). <section> (Section 2.49), <td> (Section 2.60), and <th>
(Section 2.62).
Content model: Content model:
Either: Either:
Text Text
Or: Or:
<svg> elements (Section 4) <svg> elements (Section 4)
2.5.1. "align" Attribute 2.6.1. "align" Attribute
Controls whether the artwork appears left justified (default), Controls whether the artwork appears left justified (default),
centered, or right justified. Artwork is aligned relative to the centered, or right justified. Artwork is aligned relative to the
left margin of the document. left margin of the document.
Allowed values: Allowed values:
o "left" (default) o "left" (default)
o "center" o "center"
o "right" o "right"
2.5.2. "alt" Attribute 2.6.2. "alt" Attribute
Alternative text description of the artwork (which is more than just Alternative text description of the artwork (which is more than just
a summary or caption). When the art comes from the "src" attribute a summary or caption). When the art comes from the "src" attribute
and the format of that artwork supports alternate text, the and the format of that artwork supports alternate text, the
alternative text comes from the text of the artwork itself, not from alternative text comes from the text of the artwork itself, not from
this attribute. The contents of this attribute are important to this attribute. The contents of this attribute are important to
readers who are visually impaired, as well as those reading on readers who are visually impaired, as well as those reading on
devices that cannot show the artwork well, or at all. devices that cannot show the artwork well, or at all.
2.5.3. "anchor" Attribute 2.6.3. "anchor" Attribute
Document-wide unique identifier for this artwork. Document-wide unique identifier for this artwork.
2.5.4. "height" Attribute 2.6.4. "height" Attribute
Deprecated. Deprecated.
2.5.5. "name" Attribute 2.6.5. "name" Attribute
A filename suitable for the contents (such as for extraction to a A filename suitable for the contents (such as for extraction to a
local file). This attribute can be helpful for other kinds of tools local file). This attribute can be helpful for other kinds of tools
(such as automated syntax checkers, which work by extracting the (such as automated syntax checkers, which work by extracting the
artwork). Note that the "name" attribute does not need to be unique artwork). Note that the "name" attribute does not need to be unique
for <artwork> elements in a document. If multiple <artwork> elements for <artwork> elements in a document. If multiple <artwork> elements
have the same "name" attribute, a processing tool might assume that have the same "name" attribute, a processing tool might assume that
the elements are all fragments of a single file, and the tool can the elements are all fragments of a single file, and the tool can
collect those fragments for later processing. See Section 7 for a collect those fragments for later processing. See Section 7 for a
discussion of possible problems with the value of this attribute. discussion of possible problems with the value of this attribute.
2.5.6. "src" Attribute 2.6.6. "src" Attribute
The URI reference of a graphics file [RFC3986], or the name of a file The URI reference of a graphics file [RFC3986], or the name of a file
on the local disk. This can be a "data" URI [RFC2397] that contains on the local disk. This can be a "data" URI [RFC2397] that contains
the contents of the graphics file. Note that the inclusion of art the contents of the graphics file. Note that the inclusion of art
with the "src" attribute depends on the capabilities of the with the "src" attribute depends on the capabilities of the
processing tool reading the XML document. Tools need to be able to processing tool reading the XML document. Tools need to be able to
handle the file: URI, and they should be able to handle http: and handle the file: URI, and they should be able to handle http: and
https: URIs as well. The prep tool will be able to handle reading https: URIs as well. The prep tool will be able to handle reading
the "src" attribute. the "src" attribute.
skipping to change at page 16, line 23 skipping to change at page 16, line 48
Processing tools must be careful to not accept dangerous values for Processing tools must be careful to not accept dangerous values for
the filename, particularly those that contain absolute references the filename, particularly those that contain absolute references
outside the current directory. Document creators should think hard outside the current directory. Document creators should think hard
before using relative URIs due to possible later problems if files before using relative URIs due to possible later problems if files
move around on the disk. Also, documents should most likely use move around on the disk. Also, documents should most likely use
explicit URI schemes wherever possible. explicit URI schemes wherever possible.
In some cases, the prep tool may remove the "src" attribute after In some cases, the prep tool may remove the "src" attribute after
processing its value. See [RFC7998] for a description of this. processing its value. See [RFC7998] for a description of this.
2.5.7. "type" Attribute 2.6.7. "type" Attribute
Specifies the type of the artwork. The value of this attribute is Specifies the type of the artwork. The value of this attribute is
free text with certain values designated as preferred. free text with certain values designated as preferred.
The preferred values for <artwork> types are: The preferred values for <artwork> types are:
o ascii-art o ascii-art
o binary-art o binary-art
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o svg o svg
The RFC Series Editor will maintain a complete list of the preferred The RFC Series Editor will maintain a complete list of the preferred
values on the RFC Editor web site, and that list is expected to be values on the RFC Editor web site, and that list is expected to be
updated over time. Thus, a consumer of v3 XML should not cause a updated over time. Thus, a consumer of v3 XML should not cause a
failure when it encounters an unexpected type or no type is failure when it encounters an unexpected type or no type is
specified. The table will also indicate which type of art can appear specified. The table will also indicate which type of art can appear
in plain-text output (for example, type="svg" cannot). in plain-text output (for example, type="svg" cannot).
2.5.8. "width" Attribute 2.6.8. "width" Attribute
Deprecated. Deprecated.
2.5.9. "xml:space" Attribute 2.6.9. "xml:space" Attribute
Deprecated. Deprecated.
2.6. <aside> 2.7. <aside>
This element is a container for content that is semantically less This element is a container for content that is semantically less
important or tangential to the content that surrounds it. important or tangential to the content that surrounds it.
This element appears as a child element of <section> (Section 2.45). This element appears as a child element of <section> (Section 2.49).
Content model: Content model:
In any order: In any order:
o <artwork> elements (Section 2.5) o <artset> elements (Section 2.5)
o <dl> elements (Section 2.19)
o <figure> elements (Section 2.24) o <artwork> elements (Section 2.6)
o <iref> elements (Section 2.26) o <dl> elements (Section 2.21)
o <list> elements (Section 3.4) o <figure> elements (Section 2.27)
o <ol> elements (Section 2.33) o <iref> elements (Section 2.29)
o <ol> elements (Section 2.36)
o <t> elements (Section 2.52) o <t> elements (Section 2.57)
o <table> elements (Section 2.53) o <table> elements (Section 2.58)
o <ul> elements (Section 2.62) o <ul> elements (Section 2.67)
2.6.1. "anchor" Attribute 2.7.1. "anchor" Attribute
Document-wide unique identifier for this aside. Document-wide unique identifier for this aside.
2.7. <author> 2.8. <author>
Provides information about a document's author. This is used both Provides information about a document's author. This is used both
for the document itself (at the beginning of the document) and for for the document itself (at the beginning of the document) and for
referenced documents. referenced documents.
The <author> elements contained within the document's <front> element The <author> elements contained within the document's <front> element
are used to fill the boilerplate and also to generate the "Author's are used to fill the boilerplate and also to generate the "Author's
Address" section (see [RFC7322]). Address" section (see [RFC7322]).
Note that an "author" can also be just an organization (by not Note that an "author" can also be just an organization (by not
specifying any of the "name" attributes, but adding the specifying any of the "name" attributes, but adding the
<organization> child element). <organization> child element).
Furthermore, the "role" attribute can be used to mark an author as Furthermore, the "role" attribute can be used to mark an author as
"editor". This is reflected both on the front page and in the "editor". This is reflected both on the front page and in the
"Author's Address" section, as well as in bibliographic references. "Author's Address" section, as well as in bibliographic references.
Note that this specification does not define a precise meaning for Note that this specification does not define a precise meaning for
the term "editor". the term "editor".
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: Content model:
In this order: In this order:
1. One optional <organization> element (Section 2.34) 1. One optional <organization> element (Section 2.37)
2. One optional <address> element (Section 2.2) 2. One optional <address> element (Section 2.2)
2.7.1. "asciiFullname" Attribute 2.8.1. "asciiFullname" Attribute
The ASCII equivalent of the author's full name. The ASCII equivalent of the author's full name.
2.7.2. "asciiInitials" Attribute 2.8.2. "asciiInitials" Attribute
The ASCII equivalent of the author's initials, to be used in The ASCII equivalent of the author's initials, to be used in
conjunction with the separately specified asciiSurname. conjunction with the separately specified asciiSurname.
2.7.3. "asciiSurname" Attribute 2.8.3. "asciiSurname" Attribute
The ASCII equivalent of the author's surname, to be used in The ASCII equivalent of the author's surname, to be used in
conjunction with the separately specified asciiInitials. conjunction with the separately specified asciiInitials.
2.7.4. "fullname" Attribute 2.8.4. "fullname" Attribute
The full name (used in the automatically generated "Author's Address" The full name (used in the automatically generated "Author's Address"
section). Although this attribute is optional, if one or more of the section). Although this attribute is optional, if one or more of the
"asciiFullname", "asciiInitials", or "asciiSurname" attributes have "asciiFullname", "asciiInitials", or "asciiSurname" attributes have
values, the "fullname" attribute is required. values, the "fullname" attribute is required.
2.7.5. "initials" Attribute 2.8.5. "initials" Attribute
An abbreviated variant of the given name(s), to be used in An abbreviated variant of the given name(s), to be used in
conjunction with the separately specified surname. It usually conjunction with the separately specified surname. It usually
appears on the front page, in footers, and in references. appears on the front page, in footers, and in references.
Some processors will post-process the value -- for instance, when it Some processors will post-process the value -- for instance, when it
only contains a single letter (in which case they might add a only contains a single letter (in which case they might add a
trailing dot). Relying on this kind of post-processing can lead to trailing dot). Relying on this kind of post-processing can lead to
results varying across formatters and thus ought to be avoided. results varying across formatters and thus ought to be avoided.
2.7.6. "role" Attribute 2.8.6. "role" Attribute
Specifies the role the author had in creating the document. Specifies the role the author had in creating the document.
Allowed values: Allowed values:
o "editor" o "editor"
2.7.7. "surname" Attribute 2.8.7. "surname" Attribute
The author's surname, to be used in conjunction with the separately The author's surname, to be used in conjunction with the separately
specified initials. It usually appears on the front page, in specified initials. It usually appears on the front page, in
footers, and in references. footers, and in references.
2.8. <back> 2.9. <back>
Contains the "back" part of the document: the references and Contains the "back" part of the document: the references and
appendices. In <back>, <section> elements indicate appendices. appendices. In <back>, <section> elements indicate appendices.
This element appears as a child element of <rfc> (Section 2.44). This element appears as a child element of <rfc> (Section 2.48).
Content model: Content model:
In this order: In this order:
1. Optional <displayreference> elements (Section 2.18) 1. Optional <displayreference> elements (Section 2.20)
2. Optional <references> elements (Section 2.41) 2. One <references> element (Section 2.45)
3. Optional <section> elements (Section 2.45) 3. Optional <section> elements (Section 2.49)
2.9. <bcp14> 2.10. <bcp14>
Marks text that are phrases defined in [BCP14] such as "MUST", Marks text that are phrases defined in [BCP14] such as "MUST",
"SHOULD NOT", and so on. When shown in some of the output "SHOULD NOT", and so on. When shown in some of the output
representations, the text in this element might be highlighted. The representations, the text in this element might be highlighted. The
use of this element is optional. use of this element is optional.
This element is only to be used around the actual phrase from BCP 14, This element is only to be used around the actual phrase from BCP 14,
not the full definition of a requirement. For example, it is correct not the full definition of a requirement. For example, it is correct
to say "The packet <bcp14>MUST</bcp14> be dropped.", but it is not to say "The packet <bcp14>MUST</bcp14> be dropped.", but it is not
correct to say "<bcp14>The packet MUST be dropped.</bcp14>". correct to say "<bcp14>The packet MUST be dropped.</bcp14>".
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <dd> (Section 2.17), <dt> (Section 2.3), <blockquote> (Section 2.11), <dd> (Section 2.19), <dt>
(Section 2.20), <em> (Section 2.21), <li> (Section 2.28), <preamble> (Section 2.22), <em> (Section 2.23), <li> (Section 2.31), <name>
(Section 3.6), <refcontent> (Section 2.38), <strong> (Section 2.49), (Section 2.34), <preamble> (Section 3.6), <refcontent>
<sub> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.52), <td> (Section 2.42), <strong> (Section 2.54), <sub> (Section 2.55), <sup>
(Section 2.55), <th> (Section 2.57), and <tt> (Section 2.61). (Section 2.56), <t> (Section 2.57), <td> (Section 2.60), <th>
(Section 2.62), and <tt> (Section 2.66).
Content model: only text content. Content model: only text content.
2.10. <blockquote> 2.11. <blockquote>
Specifies that a block of text is a quotation. Specifies that a block of text is a quotation.
This element appears as a child element of <li> (Section 2.28) and This element appears as a child element of <li> (Section 2.31) and
<section> (Section 2.45). <section> (Section 2.49).
Content model: Content model:
Either: Either:
In any order, but at least one of: In any order, but at least one of:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <artwork> elements (Section 2.6)
* <dl> elements (Section 2.19) * <dl> elements (Section 2.21)
* <figure> elements (Section 2.24) * <figure> elements (Section 2.27)
* <ol> elements (Section 2.33) * <ol> elements (Section 2.36)
* <sourcecode> elements (Section 2.47) * <sourcecode> elements (Section 2.52)
* <t> elements (Section 2.52) * <t> elements (Section 2.57)
* <ul> elements (Section 2.62) * <table> elements (Section 2.58)
* <ul> elements (Section 2.67)
Or: Or:
In any order, but at least one of: In any order, but at least one of:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.10)
* <cref> elements (Section 2.15) * <cref> elements (Section 2.17)
* <em> elements (Section 2.21)
* <eref> elements (Section 2.23) * <em> elements (Section 2.23)
* <iref> elements (Section 2.26) * <eref> elements (Section 2.25)
* <relref> elements (Section 2.43) * <iref> elements (Section 2.29)
* <strong> elements (Section 2.49) * <relref> elements (Section 2.47)
* <sub> elements (Section 2.50) * <strong> elements (Section 2.54)
* <sup> elements (Section 2.51) * <sub> elements (Section 2.55)
* <tt> elements (Section 2.61) * <sup> elements (Section 2.56)
* <xref> elements (Section 2.65) * <tt> elements (Section 2.66)
2.10.1. "anchor" Attribute * <xref> elements (Section 2.70)
2.11.1. "anchor" Attribute
Document-wide unique identifier for this quotation. Document-wide unique identifier for this quotation.
2.10.2. "cite" Attribute 2.11.2. "cite" Attribute
The source of the citation. This must be a URI. If the "quotedFrom" The source of the citation. This must be a URI. If the "quotedFrom"
attribute is given, this URI will be used by processing tools as the attribute is given, this URI will be used by processing tools as the
link for the text of that attribute. link for the text of that attribute.
2.10.3. "quotedFrom" Attribute 2.11.3. "quotedFrom" Attribute
Name of person or document the text in this element is quoted from. Name of person or document the text in this element is quoted from.
A formatter should render this as visible text at the end of the A formatter should render this as visible text at the end of the
quotation. quotation.
2.11. <boilerplate> 2.12. <boilerplate>
Holds the boilerplate text for the document. This element is filled Holds the boilerplate text for the document. This element is filled
in by the prep tool. in by the prep tool.
This element contains <section> elements. Every <section> element in This element contains <section> elements. Every <section> element in
this element must have the "numbered" attribute set to "false". this element must have the "numbered" attribute set to "false".
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: Content model:
One or more <section> elements (Section 2.45) One or more <section> elements (Section 2.49)
2.12. <city> 2.13. <city>
Gives the city name in a postal address. Gives the city name in a postal address.
This element appears as a child element of <postal> (Section 2.36). This element appears as a child element of <postal> (Section 2.40).
Content model: only text content. Content model: only text content.
2.12.1. "ascii" Attribute 2.13.1. "ascii" Attribute
The ASCII equivalent of the city name. The ASCII equivalent of the city name.
2.13. <code> 2.14. <cityarea>
TBD
This element appears as a child element of <postal> (Section 2.40).
Content model: only text content.
2.14.1. "ascii" Attribute
The ASCII equivalent of the city area name.
2.15. <code>
Gives the postal region code. Gives the postal region code.
This element appears as a child element of <postal> (Section 2.36). This element appears as a child element of <postal> (Section 2.40).
Content model: only text content. Content model: only text content.
2.13.1. "ascii" Attribute 2.15.1. "ascii" Attribute
The ASCII equivalent of the postal code. The ASCII equivalent of the postal code.
2.14. <country> 2.16. <country>
Gives the country name or code in a postal address. Gives the country name or code in a postal address.
This element appears as a child element of <postal> (Section 2.36). This element appears as a child element of <postal> (Section 2.40).
Content model: only text content. Content model: only text content.
2.14.1. "ascii" Attribute 2.16.1. "ascii" Attribute
The ASCII equivalent of the country name. The ASCII equivalent of the country name.
2.15. <cref> 2.17. <cref>
Represents a comment. Represents a comment.
Comments can be used in a document while it is work in progress. Comments can be used in a document while it is work in progress.
They might appear either inline and visually highlighted, at the end They might appear either inline and visually highlighted, at the end
of the document, or not at all, depending on the formatting tool. of the document, or not at all, depending on the formatting tool.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <c> (Section 3.1), <dd> (Section 2.3), <blockquote> (Section 2.11), <c> (Section 3.1), <dd>
(Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li> (Section 2.19), <dt> (Section 2.22), <em> (Section 2.23), <li>
(Section 2.28), <name> (Section 2.31), <postamble> (Section 3.5), (Section 2.31), <name> (Section 2.34), <postamble> (Section 3.5),
<preamble> (Section 3.6), <strong> (Section 2.49), <sub> <preamble> (Section 3.6), <strong> (Section 2.54), <sub>
(Section 2.50), <sup> (Section 2.51), <t> (Section 2.52), <td> (Section 2.55), <sup> (Section 2.56), <t> (Section 2.57), <td>
(Section 2.55), <th> (Section 2.57), <tt> (Section 2.61), and <ttcol> (Section 2.60), <th> (Section 2.62), <tt> (Section 2.66), and <ttcol>
(Section 3.9). (Section 3.9).
Content model: Content model:
In any order: In any order:
o Text o Text
o <em> elements (Section 2.21) o <em> elements (Section 2.23)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <relref> elements (Section 2.43) o <relref> elements (Section 2.47)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
2.15.1. "anchor" Attribute 2.17.1. "anchor" Attribute
Document-wide unique identifier for this comment. Document-wide unique identifier for this comment.
2.15.2. "display" Attribute 2.17.2. "display" Attribute
Suggests whether or not the comment should be displayed by formatting Suggests whether or not the comment should be displayed by formatting
tools. This might be set to "false" if you want to keep a comment in tools. This might be set to "false" if you want to keep a comment in
a document after the contents of the comment have already been dealt a document after the contents of the comment have already been dealt
with. with.
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.15.3. "source" Attribute 2.17.3. "source" Attribute
Holds the "source" of a comment, such as the name or the initials of Holds the "source" of a comment, such as the name or the initials of
the person who made the comment. the person who made the comment.
2.16. <date> 2.18. <date>
Provides information about the publication date. This element is Provides information about the publication date. This element is
used for two cases: the boilerplate of the document being produced, used for two cases: the boilerplate of the document being produced,
and inside bibliographic references that use the <front> element. and inside bibliographic references that use the <front> element.
Boilerplate for Internet-Drafts and RFCs: This element defines the Boilerplate for Internet-Drafts and RFCs: This element defines the
date of publication for the current document (Internet-Draft or date of publication for the current document (Internet-Draft or
RFC). When producing Internet-Drafts, the prep tool uses this RFC). When producing Internet-Drafts, the prep tool uses this
date to compute the expiration date (see [IDGUIDE]). When one or date to compute the expiration date (see [IDGUIDE]). When one or
more of "year", "month", or "day" are left out, the prep tool will more of "year", "month", or "day" are left out, the prep tool will
skipping to change at page 24, line 37 skipping to change at page 25, line 26
When the prep tool is used to create Internet-Drafts, it will When the prep tool is used to create Internet-Drafts, it will
reject a submitted Internet-Draft that has a <date> element in the reject a submitted Internet-Draft that has a <date> element in the
boilerplate for itself that is anything other than today. That boilerplate for itself that is anything other than today. That
is, the tool will not allow a submitter to specify a date other is, the tool will not allow a submitter to specify a date other
than the day of submission. To avoid this problem, authors might than the day of submission. To avoid this problem, authors might
simply not include a <date> element in the boilerplate. simply not include a <date> element in the boilerplate.
Bibliographic references: In dates in <reference> elements, the date Bibliographic references: In dates in <reference> elements, the date
information can have prose text for the month or year. For information can have prose text for the month or year. For
example, vague dates (year="ca. 2000"), date ranges (year="2012- example, vague dates (year="ca. 2000"), date ranges
2013"), non-specific months (month="Second quarter"), and so on (year="2012-2013"), non-specific months (month="Second quarter"),
are allowed. and so on are allowed.
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.16.1. "day" Attribute 2.18.1. "day" Attribute
The day of publication. The day of publication.
2.16.2. "month" Attribute 2.18.2. "month" Attribute
The month or months of publication. The month or months of publication.
2.16.3. "year" Attribute 2.18.3. "year" Attribute
The year or years of publication. The year or years of publication.
2.17. <dd> 2.19. <dd>
The definition part of an entry in a definition list. The definition part of an entry in a definition list.
This element appears as a child element of <dl> (Section 2.19). This element appears as a child element of <dl> (Section 2.21).
Content model: Content model:
Either: Either:
In any order, but at least one of: In any order, but at least one of:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <dl> elements (Section 2.19) * <artwork> elements (Section 2.6)
* <figure> elements (Section 2.24) * <dl> elements (Section 2.21)
* <ol> elements (Section 2.33) * <figure> elements (Section 2.27)
* <sourcecode> elements (Section 2.47) * <ol> elements (Section 2.36)
* <t> elements (Section 2.52) * <sourcecode> elements (Section 2.52)
* <ul> elements (Section 2.62) * <t> elements (Section 2.57)
* <ul> elements (Section 2.67)
Or: Or:
In any order, but at least one of: In any order, but at least one of:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.10)
* <cref> elements (Section 2.15) * <cref> elements (Section 2.17)
* <em> elements (Section 2.21) * <em> elements (Section 2.23)
* <eref> elements (Section 2.23) * <eref> elements (Section 2.25)
* <iref> elements (Section 2.26)
* <relref> elements (Section 2.43) * <iref> elements (Section 2.29)
* <strong> elements (Section 2.49) * <relref> elements (Section 2.47)
* <sub> elements (Section 2.50) * <strong> elements (Section 2.54)
* <sup> elements (Section 2.51) * <sub> elements (Section 2.55)
* <sup> elements (Section 2.56)
* <tt> elements (Section 2.61) * <tt> elements (Section 2.66)
* <xref> elements (Section 2.65) * <xref> elements (Section 2.70)
2.17.1. "anchor" Attribute 2.19.1. "anchor" Attribute
Document-wide unique identifier for this definition. Document-wide unique identifier for this definition.
2.18. <displayreference> 2.20. <displayreference>
This element gives a mapping between the anchor of a reference and a This element gives a mapping between the anchor of a reference and a
name that will be displayed instead. This allows authors to display name that will be displayed instead. This allows authors to display
more mnemonic anchor names for automatically included references. more mnemonic anchor names for automatically included references.
The mapping in this element only applies to <xref> elements whose The mapping in this element only applies to <xref> elements whose
format is "default". For example, if the reference uses the anchor format is "default". For example, if the reference uses the anchor
"RFC6949", the following would cause that anchor in the body of "RFC6949", the following would cause that anchor in the body of
displayed documents to be "RFC-dev": displayed documents to be "RFC-dev":
<displayreference target="RFC6949" to="RFC-dev"/> <displayreference target="RFC6949" to="RFC-dev"/>
If a reference section is sorted, this element changes the sort If a reference section is sorted, this element changes the sort
order. order.
It is expected that this element will only be valid in input It is expected that this element will only be valid in input
documents. It will likely be removed by prep tools when preparing a documents. It will likely be removed by prep tools when preparing a
final version after those tools have replaced all of the associated final version after those tools have replaced all of the associated
anchors, targets, and "derivedContent" attributes. anchors, targets, and "derivedContent" attributes.
This element appears as a child element of <back> (Section 2.8). This element appears as a child element of <back> (Section 2.9).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.18.1. "target" Attribute (Mandatory) 2.20.1. "target" Attribute (Mandatory)
This attribute must be the name of an anchor in a <reference> or This attribute must be the name of an anchor in a <reference> or
<referencegroup> element. <referencegroup> element.
2.18.2. "to" Attribute (Mandatory) 2.20.2. "to" Attribute (Mandatory)
This attribute is a name that will be displayed as the anchor instead This attribute is a name that will be displayed as the anchor instead
of the anchor that is given in the <reference> element. The string of the anchor that is given in the <reference> element. The string
given must start with one of the following characters: 0-9, a-z, or given must start with one of the following characters: 0-9, a-z, or
A-Z. The other characters in the string must be 0-9, a-z, A-Z, "-", A-Z. The other characters in the string must be 0-9, a-z, A-Z, "-",
".", or "_". ".", or "_".
2.19. <dl> 2.21. <dl>
A definition list. Each entry has a pair of elements: a term (<dt>) A definition list. Each entry has a pair of elements: a term (<dt>)
and a definition (<dd>). (This is slightly different and simpler and a definition (<dd>). (This is slightly different and simpler
than the model used in HTML, which allows for multiple terms for a than the model used in HTML, which allows for multiple terms for a
single definition.) single definition.)
This element appears as a child element of <abstract> (Section 2.1), This element appears as a child element of <abstract> (Section 2.1),
<aside> (Section 2.6), <blockquote> (Section 2.10), <dd> <aside> (Section 2.7), <blockquote> (Section 2.11), <dd>
(Section 2.17), <li> (Section 2.28), <note> (Section 2.32), <section> (Section 2.19), <li> (Section 2.31), <note> (Section 2.35), <section>
(Section 2.45), <td> (Section 2.55), and <th> (Section 2.57). (Section 2.49), <td> (Section 2.60), and <th> (Section 2.62).
Content model: Content model:
One or more sequences of: One or more sequences of:
1. One <dt> element 1. One <dt> element
2. One <dd> element 2. One <dd> element
2.19.1. "anchor" Attribute 2.21.1. "anchor" Attribute
Document-wide unique identifier for the list. Document-wide unique identifier for the list.
2.19.2. "indent" Attribute 2.21.2. "indent" Attribute
Indicates the indentation to be used for the rendering of the second Indicates the indentation to be used for the rendering of the second
and following lines of the item (the first line starts with the term, and following lines of the item (the first line starts with the term,
and is not indented). The indentation amount is interpreted as and is not indented). The indentation amount is interpreted as
characters when rendering plain-text documents, and en-space units characters when rendering plain-text documents, and en-space units
when rendering in formats that have richer typographic support such when rendering in formats that have richer typographic support such
as HTML or PDF. One en-space is assumed to be the length of 0.5 em- as HTML or PDF. One en-space is assumed to be the length of 0.5 em-
space in CSS units. space in CSS units.
2.19.3. "newline" Attribute 2.21.3. "newline" Attribute
The "newline" attribute defines whether or not the term appears on The "newline" attribute defines whether or not the term appears on
the same line as the definition. newline="true" indicates that the the same line as the definition. newline="true" indicates that the
term is to the left of the definition, while newline="false" term is to the left of the definition, while newline="false"
indicates that the term will be on a separate line. indicates that the term will be on a separate line.
Allowed values: Allowed values:
o "false" o "false"
o "true" (default) o "true" (default)
2.19.4. "spacing" Attribute 2.21.4. "spacing" Attribute
Defines whether or not there is a blank line between entries. Defines whether or not there is a blank line between entries.
spacing="normal" indicates a single blank line, while spacing="normal" indicates a single blank line, while
spacing="compact" indicates no space between. spacing="compact" indicates no space between.
Allowed values: Allowed values:
o "normal" (default) o "normal" (default)
o "compact" o "compact"
2.20. <dt> 2.22. <dt>
The term being defined in a definition list. The term being defined in a definition list.
This element appears as a child element of <dl> (Section 2.19). This element appears as a child element of <dl> (Section 2.21).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <em> elements (Section 2.21) o <em> elements (Section 2.23)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <relref> elements (Section 2.43) o <relref> elements (Section 2.47)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61)
o <xref> elements (Section 2.65) o <tt> elements (Section 2.66)
2.20.1. "anchor" Attribute o <xref> elements (Section 2.70)
2.22.1. "anchor" Attribute
Document-wide unique identifier for this term. Document-wide unique identifier for this term.
2.21. <em> 2.23. <em>
Indicates text that is semantically emphasized. Text enclosed within Indicates text that is semantically emphasized. Text enclosed within
this element will be displayed as italic after processing. This this element will be displayed as italic after processing. This
element can be combined with other character formatting elements, and element can be combined with other character formatting elements, and
the formatting will be additive. the formatting will be additive.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15), (Section 2.3), <blockquote> (Section 2.11), <cref> (Section 2.17),
<dd> (Section 2.17), <dt> (Section 2.20), <li> (Section 2.28), <dd> (Section 2.19), <dt> (Section 2.22), <li> (Section 2.31), <name>
<preamble> (Section 3.6), <refcontent> (Section 2.38), <strong> (Section 2.34), <preamble> (Section 3.6), <refcontent>
(Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.42), <strong> (Section 2.54), <sub> (Section 2.55), <sup>
(Section 2.52), <td> (Section 2.55), <th> (Section 2.57), and <tt> (Section 2.56), <t> (Section 2.57), <td> (Section 2.60), <th>
(Section 2.61). (Section 2.62), and <tt> (Section 2.66).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <relref> elements (Section 2.43) o <relref> elements (Section 2.47)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
o <xref> elements (Section 2.65)
2.22. <email> o <xref> elements (Section 2.70)
2.24. <email>
Provides an email address. Provides an email address.
The value is expected to be the addr-spec defined in Section 2 of The value is expected to be the addr-spec defined in Section 2 of
[RFC6068]. [RFC6068].
This element appears as a child element of <address> (Section 2.2). This element appears as a child element of <address> (Section 2.2).
Content model: only text content. Content model: only text content.
2.22.1. "ascii" Attribute 2.24.1. "ascii" Attribute
The ASCII equivalent of the author's email address. This is only The ASCII equivalent of the author's email address. This is only
used if the email address has any internationalized components. used if the email address has any internationalized components.
2.23. <eref> 2.25. <eref>
Represents an "external" link (as specified in the "target" Represents an "external" link (as specified in the "target"
attribute). This is useful for embedding URIs in the body of a attribute). This is useful for embedding URIs in the body of a
document. document.
If the <eref> element has non-empty text content, formatters should If the <eref> element has non-empty text content, formatters should
use the content as the displayed text that is linked. Otherwise, the use the content as the displayed text that is linked. Otherwise, the
formatter should use the value of the "target" attribute as the formatter should use the value of the "target" attribute as the
displayed text. Formatters will link the displayed text to the value displayed text. Formatters will link the displayed text to the value
of the "target" attribute in a manner appropriate for the output of the "target" attribute in a manner appropriate for the output
skipping to change at page 31, line 12 skipping to change at page 32, line 10
<eref target="http://www.example.com/reports/r12.html"> <eref target="http://www.example.com/reports/r12.html">
in this interesting report</eref>. in this interesting report</eref>.
An HTML formatter might generate: An HTML formatter might generate:
This is described This is described
<a href="http://www.example.com/reports/r12.html"> <a href="http://www.example.com/reports/r12.html">
in this interesting report</a>. in this interesting report</a>.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <c> (Section 3.1), <cref> (Section 2.3), <blockquote> (Section 2.11), <c> (Section 3.1), <cref>
(Section 2.15), <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.17), <dd> (Section 2.19), <dt> (Section 2.22), <em>
(Section 2.21), <li> (Section 2.28), <name> (Section 2.31), (Section 2.23), <li> (Section 2.31), <name> (Section 2.34),
<postamble> (Section 3.5), <preamble> (Section 3.6), <strong> <postamble> (Section 3.5), <preamble> (Section 3.6), <strong>
(Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.54), <sub> (Section 2.55), <sup> (Section 2.56), <t>
(Section 2.52), <td> (Section 2.55), <th> (Section 2.57), <tt> (Section 2.57), <td> (Section 2.60), <th> (Section 2.62), <tt>
(Section 2.61), and <ttcol> (Section 3.9). (Section 2.66), and <ttcol> (Section 3.9).
Content model: only text content. Content model: only text content.
2.23.1. "target" Attribute (Mandatory) 2.25.1. "target" Attribute (Mandatory)
URI of the link target [RFC3986]. This must begin with a scheme name URI of the link target [RFC3986]. This must begin with a scheme name
(such as "https://") and thus not be relative to the URL of the (such as "https://") and thus not be relative to the URL of the
current document. current document.
2.24. <figure> 2.26. <extaddr>
TBD
This element appears as a child element of <postal> (Section 2.40).
Content model: only text content.
2.26.1. "ascii" Attribute
ASCII equivalent for extaddr.
2.27. <figure>
Contains a figure with a caption with the figure number. If the Contains a figure with a caption with the figure number. If the
element contains a <name> element, the caption will also show that element contains a <name> element, the caption will also show that
name. name.
This element appears as a child element of <aside> (Section 2.6), This element appears as a child element of <aside> (Section 2.7),
<blockquote> (Section 2.10), <dd> (Section 2.17), <li> <blockquote> (Section 2.11), <dd> (Section 2.19), <li>
(Section 2.28), <section> (Section 2.45), <td> (Section 2.55), and (Section 2.31), <section> (Section 2.49), <td> (Section 2.60), and
<th> (Section 2.57). <th> (Section 2.62).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.31) 1. One optional <name> element (Section 2.34)
2. Optional <iref> elements (Section 2.26) 2. Optional <iref> elements (Section 2.29)
3. One optional <preamble> element (Section 3.6) 3. One optional <preamble> element (Section 3.6)
4. In any order, but at least one of: 4. In any order, but at least one of:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <sourcecode> elements (Section 2.47) * <artwork> elements (Section 2.6)
* <sourcecode> elements (Section 2.52)
5. One optional <postamble> element (Section 3.5) 5. One optional <postamble> element (Section 3.5)
2.24.1. "align" Attribute 2.27.1. "align" Attribute
Deprecated. Deprecated.
Note: does not affect title or <artwork> alignment. Note: does not affect title or <artwork> alignment.
Allowed values: Allowed values:
o "left" (default) o "left" (default)
o "center" o "center"
o "right" o "right"
2.24.2. "alt" Attribute 2.27.2. "alt" Attribute
Deprecated. If the goal is to provide a single URI for a reference, Deprecated. If the goal is to provide a single URI for a reference,
use the "target" attribute in <reference> instead. use the "target" attribute in <reference> instead.
2.24.3. "anchor" Attribute 2.27.3. "anchor" Attribute
Document-wide unique identifier for this figure. Document-wide unique identifier for this figure.
2.24.4. "height" Attribute 2.27.4. "height" Attribute
Deprecated. Deprecated.
2.24.5. "src" Attribute 2.27.5. "src" Attribute
Deprecated. Deprecated.
2.24.6. "suppress-title" Attribute 2.27.6. "suppress-title" Attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.24.7. "title" Attribute 2.27.7. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.24.8. "width" Attribute 2.27.8. "width" Attribute
Deprecated. Deprecated.
2.25. <front> 2.28. <front>
Represents the "front matter": metadata (such as author information), Represents the "front matter": metadata (such as author information),
the Abstract, and additional notes. the Abstract, and additional notes.
A <front> element may have more than one <seriesInfo> element. A A <front> element may have more than one <seriesInfo> element. A
<seriesInfo> element determines the document number (for RFCs) or <seriesInfo> element determines the document number (for RFCs) or
name (for Internet-Drafts). Another <seriesInfo> element determines name (for Internet-Drafts). Another <seriesInfo> element determines
the "maturity level" (defined in [RFC2026]), using values of "std" the "maturity level" (defined in [RFC2026]), using values of "std"
for "Standards Track", "bcp" for "BCP", "info" for "Informational", for "Standards Track", "bcp" for "BCP", "info" for "Informational",
"exp" for "Experimental", and "historic" for "Historic". The "name" "exp" for "Experimental", and "historic" for "Historic". The "name"
attributes of those multiple <seriesInfo> elements interact as attributes of those multiple <seriesInfo> elements interact as
described in Section 2.46. described in Section 2.50.
This element appears as a child element of <reference> (Section 2.39) This element appears as a child element of <reference> (Section 2.43)
and <rfc> (Section 2.44). and <rfc> (Section 2.48).
Content model: Content model:
In this order: In this order:
1. One <title> element (Section 2.59) 1. One <title> element (Section 2.64)
2. Optional <seriesInfo> elements (Section 2.46)
3. One or more <author> elements (Section 2.7) 2. Optional <seriesInfo> elements (Section 2.50)
4. One optional <date> element (Section 2.16) 3. One or more <author> elements (Section 2.8)
4. One optional <date> element (Section 2.18)
5. Optional <area> elements (Section 2.4) 5. Optional <area> elements (Section 2.4)
6. Optional <workgroup> elements (Section 2.64) 6. Optional <workgroup> elements (Section 2.69)
7. Optional <keyword> elements (Section 2.27) 7. Optional <keyword> elements (Section 2.30)
8. One optional <abstract> element (Section 2.1) 8. One optional <abstract> element (Section 2.1)
9. Optional <note> elements (Section 2.32) 9. Optional <note> elements (Section 2.35)
10. One optional <boilerplate> element (Section 2.11)
2.26. <iref> 10. One optional <boilerplate> element (Section 2.12)
2.29. <iref>
Provides terms for the document's index. Provides terms for the document's index.
Index entries can be either regular entries (when just the "item" Index entries can be either regular entries (when just the "item"
attribute is given) or nested entries (by specifying "subitem" as attribute is given) or nested entries (by specifying "subitem" as
well), grouped under a regular entry. well), grouped under a regular entry.
Index entries generally refer to the exact place where the <iref> Index entries generally refer to the exact place where the <iref>
element occurred. An exception is the occurrence as a child element element occurred. An exception is the occurrence as a child element
of <section>, in which case the whole section is considered to be of <section>, in which case the whole section is considered to be
relevant for that index entry. In some formats, index entries of relevant for that index entry. In some formats, index entries of
this type might be displayed as ranges. this type might be displayed as ranges.
When the prep tool is creating index content, it collects the items When the prep tool is creating index content, it collects the items
in a case-sensitive fashion for both the item and subitem level. in a case-sensitive fashion for both the item and subitem level.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <aside> (Section 2.6), <blockquote> (Section 2.10), (Section 2.3), <aside> (Section 2.7), <blockquote> (Section 2.11),
<c> (Section 3.1), <dd> (Section 2.17), <dt> (Section 2.20), <em> <c> (Section 3.1), <dd> (Section 2.19), <dt> (Section 2.22), <em>
(Section 2.21), <figure> (Section 2.24), <li> (Section 2.28), (Section 2.23), <figure> (Section 2.27), <li> (Section 2.31), <name>
<postamble> (Section 3.5), <preamble> (Section 3.6), <section> (Section 2.34), <postamble> (Section 3.5), <preamble> (Section 3.6),
(Section 2.45), <strong> (Section 2.49), <sub> (Section 2.50), <sup> <section> (Section 2.49), <strong> (Section 2.54), <sub>
(Section 2.51), <t> (Section 2.52), <table> (Section 2.53), <td> (Section 2.55), <sup> (Section 2.56), <t> (Section 2.57), <td>
(Section 2.55), <th> (Section 2.57), <tt> (Section 2.61), and <ttcol> (Section 2.60), <th> (Section 2.62), <tt> (Section 2.66), and <ttcol>
(Section 3.9). (Section 3.9).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.26.1. "item" Attribute (Mandatory) 2.29.1. "item" Attribute (Mandatory)
The item to include. The item to include.
2.26.2. "primary" Attribute 2.29.2. "primary" Attribute
Setting this to "true" declares the occurrence as "primary", which Setting this to "true" declares the occurrence as "primary", which
might cause it to be highlighted in the index. There is no might cause it to be highlighted in the index. There is no
restriction on the number of occurrences that can be "primary". restriction on the number of occurrences that can be "primary".
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.26.3. "subitem" Attribute 2.29.3. "subitem" Attribute
The subitem to include. The subitem to include.
2.27. <keyword> 2.30. <keyword>
Specifies a keyword applicable to the document. Specifies a keyword applicable to the document.
Note that each element should only contain a single keyword; for Note that each element should only contain a single keyword; for
multiple keywords, the element can simply be repeated. multiple keywords, the element can simply be repeated.
Keywords are used both in the RFC Index and in the metadata of Keywords are used both in the RFC Index and in the metadata of
generated document representations. generated document representations.
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: only text content. Content model: only text content.
2.28. <li> 2.31. <li>
A list element, used in <ol> and <ul>. A list element, used in <ol> and <ul>.
This element appears as a child element of <ol> (Section 2.33) and This element appears as a child element of <ol> (Section 2.36) and
<ul> (Section 2.62). <ul> (Section 2.67).
Content model: Content model:
Either: Either:
In any order, but at least one of: In any order, but at least one of:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <blockquote> elements (Section 2.10) * <artwork> elements (Section 2.6)
* <blockquote> elements (Section 2.11)
* <dl> elements (Section 2.19) * <dl> elements (Section 2.21)
* <figure> elements (Section 2.24) * <figure> elements (Section 2.27)
* <ol> elements (Section 2.33) * <ol> elements (Section 2.36)
* <sourcecode> elements (Section 2.47) * <sourcecode> elements (Section 2.52)
* <t> elements (Section 2.52) * <t> elements (Section 2.57)
* <ul> elements (Section 2.62) * <ul> elements (Section 2.67)
Or: Or:
In any order, but at least one of: In any order, but at least one of:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.10)
* <cref> elements (Section 2.15) * <cref> elements (Section 2.17)
* <em> elements (Section 2.21) * <em> elements (Section 2.23)
* <eref> elements (Section 2.23) * <eref> elements (Section 2.25)
* <iref> elements (Section 2.26) * <iref> elements (Section 2.29)
* <relref> elements (Section 2.43) * <relref> elements (Section 2.47)
* <strong> elements (Section 2.49) * <strong> elements (Section 2.54)
* <sub> elements (Section 2.50) * <sub> elements (Section 2.55)
* <sup> elements (Section 2.51) * <sup> elements (Section 2.56)
* <tt> elements (Section 2.61) * <tt> elements (Section 2.66)
* <xref> elements (Section 2.65) * <xref> elements (Section 2.70)
2.28.1. "anchor" Attribute 2.31.1. "anchor" Attribute
Document-wide unique identifier for this list item. Document-wide unique identifier for this list item.
2.29. <link> 2.32. <link>
A link to an external document that is related to the RFC. A link to an external document that is related to the RFC.
The following are the supported types of external documents that can The following are the supported types of external documents that can
be pointed to in a <link> element: be pointed to in a <link> element:
o The current International Standard Serial Number (ISSN) for the o The current International Standard Serial Number (ISSN) for the
RFC Series. The value for the "rel" attribute is "item". The RFC Series. The value for the "rel" attribute is "item". The
link should use the form "urn:issn:". link should use the form "urn:issn:".
skipping to change at page 37, line 20 skipping to change at page 38, line 39
o A representation of the document offered by the document author. o A representation of the document offered by the document author.
The value for the "rel" attribute is "alternate". The link can be The value for the "rel" attribute is "alternate". The link can be
to a personally run web site. to a personally run web site.
In RFC production mode, the prep tool needs to check the values for In RFC production mode, the prep tool needs to check the values for
<link> before an RFC is published. In draft production mode, the <link> before an RFC is published. In draft production mode, the
prep tool might remove some <link> elements during the draft prep tool might remove some <link> elements during the draft
submission process. submission process.
This element appears as a child element of <rfc> (Section 2.44). This element appears as a child element of <rfc> (Section 2.48).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.29.1. "href" Attribute (Mandatory) 2.32.1. "href" Attribute (Mandatory)
The URI of the external document. The URI of the external document.
2.29.2. "rel" Attribute 2.32.2. "rel" Attribute
The relationship of the external document to this one. The The relationship of the external document to this one. The
relationships are taken from the "Link Relations" registry maintained relationships are taken from the "Link Relations" registry maintained
by IANA [LINKRELATIONS]. by IANA [LINKRELATIONS].
2.30. <middle> 2.33. <middle>
Represents the main content of the document. Represents the main content of the document.
This element appears as a child element of <rfc> (Section 2.44). This element appears as a child element of <rfc> (Section 2.48).
Content model: Content model:
One or more <section> elements (Section 2.45) One or more <section> elements (Section 2.49)
2.31. <name> 2.34. <name>
The name of the section, note, figure, or texttable. This name can The name of the section, note, figure, or texttable. This name can
indicate markup of flowing text (for example, including references or indicate markup of flowing text (for example, including references or
making some characters use a fixed-width font). making some characters use a fixed-width font).
This element appears as a child element of <figure> (Section 2.24), This element appears as a child element of <figure> (Section 2.27),
<note> (Section 2.32), <references> (Section 2.41), <section> <note> (Section 2.35), <references> (Section 2.45), <section>
(Section 2.45), <table> (Section 2.53), and <texttable> (Section 2.49), <table> (Section 2.58), and <texttable>
(Section 3.8). (Section 3.8).
Content model: Content model:
In any order: In any order:
o Text o Text
o <cref> elements (Section 2.15) o <bcp14> elements (Section 2.10)
o <eref> elements (Section 2.23) o <cref> elements (Section 2.17)
o <relref> elements (Section 2.43) o <em> elements (Section 2.23)
o <tt> elements (Section 2.61) o <eref> elements (Section 2.25)
o <xref> elements (Section 2.65) o <iref> elements (Section 2.29)
2.32. <note> o <relref> elements (Section 2.47)
o <strong> elements (Section 2.54)
o <sub> elements (Section 2.55)
o <sup> elements (Section 2.56)
o <tt> elements (Section 2.66)
o <xref> elements (Section 2.70)
2.35. <note>
Creates an unnumbered, titled block of text that appears after the Creates an unnumbered, titled block of text that appears after the
Abstract. Abstract.
It is usually used for additional information to reviewers (Working It is usually used for additional information to reviewers (Working
Group information, mailing list, ...) or for additional publication Group information, mailing list, ...) or for additional publication
information such as "IESG Notes". information such as "IESG Notes".
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.31) 1. One optional <name> element (Section 2.34)
2. In any order, but at least one of: 2. In any order, but at least one of:
* <dl> elements (Section 2.19) * <dl> elements (Section 2.21)
* <ol> elements (Section 2.33) * <ol> elements (Section 2.36)
* <t> elements (Section 2.52) * <t> elements (Section 2.57)
* <ul> elements (Section 2.62) * <ul> elements (Section 2.67)
2.32.1. "removeInRFC" Attribute 2.35.1. "removeInRFC" Attribute
If set to "true", this note is marked in the prep tool with text If set to "true", this note is marked in the prep tool with text
indicating that it should be removed before the document is published indicating that it should be removed before the document is published
as an RFC. That text will be "This note is to be removed before as an RFC. That text will be "This note is to be removed before
publishing as an RFC." publishing as an RFC."
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.32.2. "title" Attribute 2.35.2. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.33. <ol> 2.36. <ol>
An ordered list. The labels on the items will be either a number or An ordered list. The labels on the items will be either a number or
a letter, depending on the value of the style attribute. a letter, depending on the value of the style attribute.
This element appears as a child element of <abstract> (Section 2.1), This element appears as a child element of <abstract> (Section 2.1),
<aside> (Section 2.6), <blockquote> (Section 2.10), <dd> <aside> (Section 2.7), <blockquote> (Section 2.11), <dd>
(Section 2.17), <li> (Section 2.28), <note> (Section 2.32), <section> (Section 2.19), <li> (Section 2.31), <note> (Section 2.35), <section>
(Section 2.45), <td> (Section 2.55), and <th> (Section 2.57). (Section 2.49), <td> (Section 2.60), and <th> (Section 2.62).
Content model: Content model:
One or more <li> elements (Section 2.28) One or more <li> elements (Section 2.31)
2.33.1. "anchor" Attribute 2.36.1. "anchor" Attribute
Document-wide unique identifier for the list. Document-wide unique identifier for the list.
2.33.2. "group" Attribute 2.36.2. "group" Attribute
When the prep tool sees an <ol> element with a "group" attribute that When the prep tool sees an <ol> element with a "group" attribute that
has already been seen, it continues the numbering of the list from has already been seen, it continues the numbering of the list from
where the previous list with the same group name left off. If an where the previous list with the same group name left off. If an
<ol> element has both a "group" attribute and a "start" attribute, <ol> element has both a "group" attribute and a "start" attribute,
the group's numbering is reset to the given start value. the group's numbering is reset to the given start value.
2.33.3. "spacing" Attribute 2.36.3. "spacing" Attribute
Defines whether or not there is a blank line between entries. Defines whether or not there is a blank line between entries.
spacing="normal" indicates a single blank line, while spacing="normal" indicates a single blank line, while
spacing="compact" indicates no space between. spacing="compact" indicates no space between.
Allowed values: Allowed values:
o "normal" (default) o "normal" (default)
o "compact" o "compact"
2.33.4. "start" Attribute 2.36.4. "start" Attribute
The ordinal value at which to start the list. This defaults to "1" The ordinal value at which to start the list. This defaults to "1"
and must be an integer of 0 or greater. and must be an integer of 0 or greater.
2.33.5. "type" Attribute 2.36.5. "type" Attribute
The type of the labels on list items. If the length of the type The type of the labels on list items. If the length of the type
value is 1, the meaning is the same as it is for HTML: value is 1, the meaning is the same as it is for HTML:
a Lowercase letters (a, b, c, ...) a Lowercase letters (a, b, c, ...)
A Uppercase letters (A, B, C, ...) A Uppercase letters (A, B, C, ...)
1 Decimal numbers (1, 2, 3, ...) 1 Decimal numbers (1, 2, 3, ...)
skipping to change at page 41, line 4 skipping to change at page 42, line 39
The following formats are supported: The following formats are supported:
%c Lowercase letters (a, b, c, ...) %c Lowercase letters (a, b, c, ...)
%C Uppercase letters (A, B, C, ...) %C Uppercase letters (A, B, C, ...)
%d Decimal numbers (1, 2, 3, ...) %d Decimal numbers (1, 2, 3, ...)
%i Lowercase Roman numerals (i, ii, iii, ...) %i Lowercase Roman numerals (i, ii, iii, ...)
%I Uppercase Roman numerals (I, II, III, ...) %I Uppercase Roman numerals (I, II, III, ...)
%% Represents a percent sign %% Represents a percent sign
Other formats are reserved for future use. Only one percent encoding Other formats are reserved for future use. Only one percent encoding
other than "%%" is allowed in a type string. other than "%%" is allowed in a type string.
It is an error for the type string to be empty. For bulleted lists, It is an error for the type string to be empty. For bulleted lists,
use the <ul> element. For lists that have neither bullets nor use the <ul> element. For lists that have neither bullets nor
numbers, use the <ul> element with the 'empty="true"' attribute. numbers, use the <ul> element with the 'empty="true"' attribute.
If no type attribute is given, the default type is the same as If no type attribute is given, the default type is the same as
"type='%d.'". "type='%d.'".
2.34. <organization> 2.37. <organization>
Specifies the affiliation [RFC7322] of an author. Specifies the affiliation [RFC7322] of an author.
This information appears both in the "Author's Address" section and This information appears both in the "Author's Address" section and
on the front page (see [RFC7322] for more information). If the value on the front page (see [RFC7322] for more information). If the value
is long, an abbreviated variant can be specified in the "abbrev" is long, an abbreviated variant can be specified in the "abbrev"
attribute. attribute.
This element appears as a child element of <author> (Section 2.7). This element appears as a child element of <author> (Section 2.8).
Content model: only text content. Content model: only text content.
2.34.1. "abbrev" Attribute 2.37.1. "abbrev" Attribute
Abbreviated variant. Abbreviated variant.
2.34.2. "ascii" Attribute 2.37.2. "ascii" Attribute
The ASCII equivalent of the organization's name. The ASCII equivalent of the organization's name.
2.35. <phone> 2.37.3. "asciiAbbrev" Attribute
To support abbreviated organization names in both ASCII and non-ASCII
contexts.
2.37.4. "showOnFrontPage" Attribute
To support turning off listing organization with author name.
Allowed values:
o "true" (default)
o "false"
2.38. <phone>
Represents a phone number. Represents a phone number.
The value is expected to be the scheme-specific part of a "tel" URI The value is expected to be the scheme-specific part of a "tel" URI
(and so does not include the prefix "tel:"), using the "global- (and so does not include the prefix "tel:"), using the "global-
number-digits" syntax. See Section 3 of [RFC3966] for details. number-digits" syntax. See Section 3 of [RFC3966] for details.
This element appears as a child element of <address> (Section 2.2). This element appears as a child element of <address> (Section 2.2).
Content model: only text content. Content model: only text content.
2.36. <postal> 2.39. <pobox>
TBD
This element appears as a child element of <postal> (Section 2.40).
Content model: only text content.
2.39.1. "ascii" Attribute
ASCII equivalent for pobox.
2.40. <postal>
Contains optional child elements providing postal information. These Contains optional child elements providing postal information. These
elements will be displayed in an order that is specific to elements will be displayed in an order that is specific to
formatters. A postal address can contain only a set of <street>, formatters. A postal address can contain only a set of <street>,
<city>, <region>, <code>, and <country> elements, or only an ordered <city>, <region>, <code>, and <country> elements, or only an ordered
set of <postalLine> elements, but not both. set of <postalLine> elements, but not both.
This element appears as a child element of <address> (Section 2.2). This element appears as a child element of <address> (Section 2.2).
Content model: Content model:
Either: Either:
In any order: In any order:
* <city> elements (Section 2.12) * <city> elements (Section 2.13)
* <code> elements (Section 2.13) * <cityarea> elements (Section 2.14)
* <country> elements (Section 2.14) * <code> elements (Section 2.15)
* <region> elements (Section 2.42) * <country> elements (Section 2.16)
* <street> elements (Section 2.48) * <extaddr> elements (Section 2.26)
* <pobox> elements (Section 2.39)
* <region> elements (Section 2.46)
* <sortingcode> elements (Section 2.51)
* <street> elements (Section 2.53)
Or: Or:
One or more <postalLine> elements (Section 2.37) One or more <postalLine> elements (Section 2.41)
2.37. <postalLine> 2.41. <postalLine>
Represents one line of a postal address. When more than one Represents one line of a postal address. When more than one
<postalLine> is given, the prep tool emits them in the order given. <postalLine> is given, the prep tool emits them in the order given.
This element appears as a child element of <postal> (Section 2.36). This element appears as a child element of <postal> (Section 2.40).
Content model: only text content. Content model: only text content.
2.37.1. "ascii" Attribute 2.41.1. "ascii" Attribute
The ASCII equivalent of the text in the address line. The ASCII equivalent of the text in the address line.
2.38. <refcontent> 2.42. <refcontent>
Text that should appear between the title and the date of a Text that should appear between the title and the date of a
reference. The purpose of this element is to prevent the need to reference. The purpose of this element is to prevent the need to
abuse <seriesInfo> to get such text in a reference. abuse <seriesInfo> to get such text in a reference.
For example: For example:
<reference anchor="April1"> <reference anchor="April1">
<front> <front>
<title>On Being A Fool</title> <title>On Being A Fool</title>
skipping to change at page 43, line 28 skipping to change at page 45, line 45
</front> </front>
<refcontent>Self-published pamphlet</refcontent> <refcontent>Self-published pamphlet</refcontent>
</reference> </reference>
would render as: would render as:
[April1] Phunny, K., "On Being A Fool", Self-published [April1] Phunny, K., "On Being A Fool", Self-published
pamphlet, April 2000. pamphlet, April 2000.
This element appears as a child element of <reference> This element appears as a child element of <reference>
(Section 2.39). (Section 2.43).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.10)
o <bcp14> elements (Section 2.9) o <em> elements (Section 2.23)
o <em> elements (Section 2.21)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
2.39. <reference> 2.43. <reference>
Represents a bibliographic reference. Represents a bibliographic reference.
This element appears as a child element of <referencegroup> This element appears as a child element of <referencegroup>
(Section 2.40) and <references> (Section 2.41). (Section 2.44) and <references> (Section 2.45).
Content model: Content model:
In this order: In this order:
1. One <front> element (Section 2.25) 1. One <front> element (Section 2.28)
2. In any order: 2. In any order:
* <annotation> elements (Section 2.3) * <annotation> elements (Section 2.3)
* <format> elements (Section 3.3) * <format> elements (Section 3.3)
* <refcontent> elements (Section 2.38) * <refcontent> elements (Section 2.42)
* <seriesInfo> elements (Section 2.46; deprecated in this * <seriesInfo> elements (Section 2.50)
context)
2.39.1. "anchor" Attribute (Mandatory) 2.43.1. "anchor" Attribute (Mandatory)
Document-wide unique identifier for this reference. Usually, this Document-wide unique identifier for this reference. Usually, this
will be used both to "label" the reference in the "References" will be used both to "label" the reference in the "References"
section and as an identifier in links to this reference entry. section and as an identifier in links to this reference entry.
2.39.2. "quoteTitle" Attribute 2.43.2. "quote-title" Attribute
Specifies whether or not the title in the reference should be quoted. Specifies whether or not the title in the reference should be quoted.
This can be used to prevent quoting, such as on errata. This can be used to prevent quoting, such as on errata.
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.39.3. "target" Attribute 2.43.3. "target" Attribute
Holds the URI for the reference. Holds the URI for the reference.
2.40. <referencegroup> 2.44. <referencegroup>
Represents a list of bibliographic references that will be Represents a list of bibliographic references that will be
represented as a single reference. This is most often used to represented as a single reference. This is most often used to
reference STDs and BCPs, where a single reference (such as "BCP 9") reference STDs and BCPs, where a single reference (such as "BCP 9")
may encompass more than one RFC. may encompass more than one RFC.
This element appears as a child element of <references> This element appears as a child element of <references>
(Section 2.41). (Section 2.45).
Content model: Content model:
One or more <reference> elements (Section 2.39) One or more <reference> elements (Section 2.43)
2.40.1. "anchor" Attribute (Mandatory) 2.44.1. "anchor" Attribute (Mandatory)
Document-wide unique identifier for this reference group. Usually, Document-wide unique identifier for this reference group. Usually,
this will be used both to "label" the reference group in the this will be used both to "label" the reference group in the
"References" section and as an identifier in links to this reference "References" section and as an identifier in links to this reference
entry. entry.
2.41. <references> 2.44.2. "target" Attribute
Holds the URI for the reference.
Holds the URI for the reference.
2.45. <references>
Contains a set of bibliographic references. Contains a set of bibliographic references.
In the early days of the RFC Series, there was only one "References" In the early days of the RFC Series, there was only one "References"
section per RFC. This convention was later changed to group section per RFC. This convention was later changed to group
references into two sets, "Normative" and "Informative", as described references into two sets, "Normative" and "Informative", as described
in [RFC7322]. This vocabulary supports the split with the <name> in [RFC7322]. This vocabulary supports the split with the <name>
child element. In general, the title should be either "Normative child element. In general, the title should be either "Normative
References" or "Informative References". References" or "Informative References".
This element appears as a child element of <back> (Section 2.8). This element appears as a child element of <back> (Section 2.9) and
<references> (Section 2.45).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.31) 1. One optional <name> element (Section 2.34)
2. In any order: 2. Either:
* <reference> elements (Section 2.39) * One or more <references> elements (Section 2.45)
* <referencegroup> elements (Section 2.40) Or:
2.41.1. "anchor" Attribute * In any order:
+ <reference> elements (Section 2.43)
+ <referencegroup> elements (Section 2.44)
2.45.1. "anchor" Attribute
An optional user-supplied identifier for this set of references. An optional user-supplied identifier for this set of references.
2.41.2. "title" Attribute 2.45.2. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.42. <region> 2.46. <region>
Provides the region name in a postal address. Provides the region name in a postal address.
This element appears as a child element of <postal> (Section 2.36). This element appears as a child element of <postal> (Section 2.40).
Content model: only text content. Content model: only text content.
2.42.1. "ascii" Attribute 2.46.1. "ascii" Attribute
The ASCII equivalent of the region name. The ASCII equivalent of the region name.
2.43. <relref> 2.47. <relref>
Represents a link to a specific part of a document that appears in a Represents a link to a specific part of a document that appears in a
<reference> element. Formatters that have links (such as HTML and <reference> element. Formatters that have links (such as HTML and
PDF) render <relref> elements as external hyperlinks to the specified PDF) render <relref> elements as external hyperlinks to the specified
part of the reference, creating the link target by combining the base part of the reference, creating the link target by combining the base
URI from the <reference> element with the "relative" attribute from URI from the <reference> element with the "relative" attribute from
this element. The "target" attribute is required, and it must be the this element. The "target" attribute is required, and it must be the
anchor of a <reference> element. anchor of a <reference> element.
The "section" attribute is required, and the "relative" attribute is The "section" attribute is required, and the "relative" attribute is
skipping to change at page 47, line 6 skipping to change at page 49, line 50
See See
<a href="http://www.rfc-editor.org/rfc/rfc9999.html#s-2.3"> <a href="http://www.rfc-editor.org/rfc/rfc9999.html#s-2.3">
the protocol overview</a> the protocol overview</a>
for more information. for more information.
Note that the URL in the above example might be different when the Note that the URL in the above example might be different when the
RFC Editor deploys the v3 format. RFC Editor deploys the v3 format.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15), (Section 2.3), <blockquote> (Section 2.11), <cref> (Section 2.17),
<dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li> <dd> (Section 2.19), <dt> (Section 2.22), <em> (Section 2.23), <li>
(Section 2.28), <name> (Section 2.31), <preamble> (Section 3.6), (Section 2.31), <name> (Section 2.34), <preamble> (Section 3.6),
<strong> (Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <strong> (Section 2.54), <sub> (Section 2.55), <sup> (Section 2.56),
<t> (Section 2.52), <td> (Section 2.55), <th> (Section 2.57), and <t> (Section 2.57), <td> (Section 2.60), <th> (Section 2.62), and
<tt> (Section 2.61). <tt> (Section 2.66).
Content model: only text content. Content model: only text content.
2.43.1. "displayFormat" Attribute 2.47.1. "displayFormat" Attribute
This attribute is used to signal formatters what the desired format This attribute is used to signal formatters what the desired format
of the relative reference should be. Formatters for document types of the relative reference should be. Formatters for document types
that have linking capability should wrap each part of the displayed that have linking capability should wrap each part of the displayed
text in hyperlinks. If there is content in the <relref> element, text in hyperlinks. If there is content in the <relref> element,
formatters will ignore the value of this attribute. formatters will ignore the value of this attribute.
"of" "of"
A formatter should display the relative reference as the word A formatter should display the relative reference as the word
skipping to change at page 49, line 27 skipping to change at page 52, line 37
Allowed values: Allowed values:
o "of" (default) o "of" (default)
o "comma" o "comma"
o "parens" o "parens"
o "bare" o "bare"
2.43.2. "relative" Attribute 2.47.2. "relative" Attribute
Specifies a relative reference from the URI in the target reference. Specifies a relative reference from the URI in the target reference.
This value must include whatever leading character is needed to This value must include whatever leading character is needed to
create the relative reference; typically, this is "#" for HTML create the relative reference; typically, this is "#" for HTML
documents. documents.
2.43.3. "section" Attribute (Mandatory) 2.47.3. "section" Attribute (Mandatory)
Specifies a section of the target reference. If the reference is not Specifies a section of the target reference. If the reference is not
an RFC or Internet-Draft in the v3 format, it is an error. an RFC or Internet-Draft in the v3 format, it is an error.
2.43.4. "target" Attribute (Mandatory) 2.47.4. "target" Attribute (Mandatory)
The anchor of the reference for this element. If this value is not The anchor of the reference for this element. If this value is not
an anchor to a <reference> or <referencegroup> element, it is an an anchor to a <reference> or <referencegroup> element, it is an
error. If the reference at the target has no URI, it is an error. error. If the reference at the target has no URI, it is an error.
2.44. <rfc> 2.48. <rfc>
This is the root element of the xml2rfc vocabulary. This is the root element of the xml2rfc vocabulary.
Content model: Content model:
In this order: In this order:
1. Optional <link> elements (Section 2.29) 1. Optional <link> elements (Section 2.32)
2. One <front> element (Section 2.25) 2. One <front> element (Section 2.28)
3. One <middle> element (Section 2.30) 3. One <middle> element (Section 2.33)
4. One optional <back> element (Section 2.8) 4. One optional <back> element (Section 2.9)
2.44.1. "category" Attribute 2.48.1. "category" Attribute
Deprecated; instead, use the "name" attribute in <seriesInfo>. Deprecated; instead, use the "name" attribute in <seriesInfo>.
2.44.2. "consensus" Attribute 2.48.2. "consensus" Attribute
Affects the generated boilerplate. Note that the values of "no" and Affects the generated boilerplate. Note that the values of "no" and
"yes" are deprecated and are replaced by "false" (the default) and "yes" are deprecated and are replaced by "false" (the default) and
"true". "true".
See [RFC7841] for more information. See [RFC7841] for more information.
Allowed values: Allowed values:
o "no" o "no"
o "yes" o "yes"
o "false" (default) o "false" (default)
o "true" o "true"
2.44.3. "docName" Attribute 2.48.3. "docName" Attribute
Deprecated; instead, use the "value" attribute in <seriesInfo>. Deprecated; instead, use the "value" attribute in <seriesInfo>.
2.44.4. "indexInclude" Attribute 2.48.4. "indexInclude" Attribute
Specifies whether or not a formatter is requested to include an index Specifies whether or not a formatter is requested to include an index
in generated files. If the source file has no <iref> elements, an in generated files. If the source file has no <iref> elements, an
index is never generated. This option is useful for generating index is never generated. This option is useful for generating
documents where the source document has <iref> elements but the documents where the source document has <iref> elements but the
author no longer wants an index. author no longer wants an index.
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.44.5. "ipr" Attribute 2.48.5. "ipr" Attribute
Represents the Intellectual Property status of the document. See Represents the Intellectual Property status of the document. See
Appendix A.1 for details. Appendix A.1 for details.
2.44.6. "iprExtract" Attribute 2.48.6. "iprExtract" Attribute
Identifies a single section within the document for which extraction Identifies a single section within the document for which extraction
"as is" is explicitly allowed (only relevant for historic values of "as is" is explicitly allowed (only relevant for historic values of
the "ipr" attribute). the "ipr" attribute).
2.44.7. "number" Attribute 2.48.7. "number" Attribute
Deprecated; instead, use the "value" attribute in <seriesInfo>. Used to determine wheher to produce an RFC or an Internet-Draft.
2.44.8. "obsoletes" Attribute 2.48.8. "obsoletes" Attribute
A comma-separated list of RFC numbers or Internet-Draft names. A comma-separated list of RFC numbers or Internet-Draft names.
The prep tool will parse the attribute value so that incorrect The prep tool will parse the attribute value so that incorrect
references can be detected. references can be detected.
2.44.9. "prepTime" Attribute 2.48.9. "prepTime" Attribute
The date that the XML was processed by a prep tool. This is included The date that the XML was processed by a prep tool. This is included
in the XML file just before it is saved to disk. The value is in the XML file just before it is saved to disk. The value is
formatted using the "date-time" format defined in Section 5.6 of formatted using the "date-time" format defined in Section 5.6 of
[RFC3339]. The "time-offset" should be "Z". [RFC3339]. The "time-offset" should be "Z".
2.44.10. "seriesNo" Attribute 2.48.10. "seriesNo" Attribute
Deprecated; instead, use the "value" attribute in <seriesInfo>. Deprecated; instead, use the "value" attribute in <seriesInfo>.
2.44.11. "sortRefs" Attribute 2.48.11. "sortRefs" Attribute
Specifies whether or not the prep tool will sort the references in Specifies whether or not the prep tool will sort the references in
each reference section. each reference section.
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.44.12. "submissionType" Attribute 2.48.12. "submissionType" Attribute
The document stream, as described in [RFC7841]. (The RFC Series The document stream, as described in [RFC7841]. (The RFC Series
Editor may change the list of allowed values in the future.) Editor may change the list of allowed values in the future.)
Allowed values: Allowed values:
o "IETF" (default) o "IETF" (default)
o "IAB" o "IAB"
o "IRTF" o "IRTF"
o "independent" o "independent"
2.44.13. "symRefs" Attribute 2.48.13. "symRefs" Attribute
Specifies whether or not a formatter is requested to use symbolic Specifies whether or not a formatter is requested to use symbolic
references (such as "[RFC2119]"). If the value for this is "false", references (such as "[RFC2119]"). If the value for this is "false",
the references come out as numbers (such as "[3]"). the references come out as numbers (such as "[3]").
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.44.14. "tocDepth" Attribute 2.48.14. "tocDepth" Attribute
Specifies the number of levels of headings that a formatter is Specifies the number of levels of headings that a formatter is
requested to include in the table of contents; the default is "3". requested to include in the table of contents; the default is "3".
2.44.15. "tocInclude" Attribute 2.48.15. "tocInclude" Attribute
Specifies whether or not a formatter is requested to include a table Specifies whether or not a formatter is requested to include a table
of contents in generated files. of contents in generated files.
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.44.16. "updates" Attribute 2.48.16. "updates" Attribute
A comma-separated list of RFC numbers or Internet-Draft names. A comma-separated list of RFC numbers or Internet-Draft names.
The prep tool will parse the attribute value so that incorrect The prep tool will parse the attribute value so that incorrect
references can be detected. references can be detected.
2.44.17. "version" Attribute 2.48.17. "version" Attribute
Specifies the version of xml2rfc syntax used in this document. The Specifies the version of xml2rfc syntax used in this document. The
only expected value (for now) is "3". only expected value (for now) is "3".
2.45. <section> 2.49. <section>
Represents a section (when inside a <middle> element) or an appendix Represents a section (when inside a <middle> element) or an appendix
(when inside a <back> element). (when inside a <back> element).
Subsections are created by nesting <section> elements inside Subsections are created by nesting <section> elements inside
<section> elements. Sections are allowed to be empty. <section> elements. Sections are allowed to be empty.
This element appears as a child element of <back> (Section 2.8), This element appears as a child element of <back> (Section 2.9),
<boilerplate> (Section 2.11), <middle> (Section 2.30), and <section> <boilerplate> (Section 2.12), <middle> (Section 2.33), and <section>
(Section 2.45). (Section 2.49).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.31) 1. One optional <name> element (Section 2.34)
2. In any order: 2. In any order:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <aside> elements (Section 2.6) * <artwork> elements (Section 2.6)
* <aside> elements (Section 2.7)
* <blockquote> elements (Section 2.10) * <blockquote> elements (Section 2.11)
* <dl> elements (Section 2.19) * <dl> elements (Section 2.21)
* <figure> elements (Section 2.24) * <figure> elements (Section 2.27)
* <iref> elements (Section 2.26) * <iref> elements (Section 2.29)
* <ol> elements (Section 2.33) * <ol> elements (Section 2.36)
* <sourcecode> elements (Section 2.47) * <sourcecode> elements (Section 2.52)
* <t> elements (Section 2.52) * <t> elements (Section 2.57)
* <table> elements (Section 2.58)
* <table> elements (Section 2.53)
* <texttable> elements (Section 3.8) * <texttable> elements (Section 3.8)
* <ul> elements (Section 2.62) * <ul> elements (Section 2.67)
3. Optional <section> elements (Section 2.45) 3. Optional <section> elements (Section 2.49)
2.45.1. "anchor" Attribute 2.49.1. "anchor" Attribute
Document-wide unique identifier for this section. Document-wide unique identifier for this section.
2.45.2. "numbered" Attribute 2.49.2. "numbered" Attribute
If set to "false", the formatter is requested to not display a If set to "false", the formatter is requested to not display a
section number. The prep tool will verify that such a section is not section number. The prep tool will verify that such a section is not
followed by a numbered section in this part of the document and will followed by a numbered section in this part of the document and will
verify that the section is a top-level section. verify that the section is a top-level section. Descendant sections
of unnumbered sections are unnumbered by definition.
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.45.3. "removeInRFC" Attribute 2.49.3. "removeInRFC" Attribute
If set to "true", this note is marked in the prep tool with text If set to "true", this note is marked in the prep tool with text
indicating that it should be removed before the document is published indicating that it should be removed before the document is published
as an RFC. That text will be "This note is to be removed before as an RFC. That text will be "This note is to be removed before
publishing as an RFC." publishing as an RFC."
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.45.4. "title" Attribute 2.49.4. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.45.5. "toc" Attribute 2.49.5. "toc" Attribute
Indicates to a formatter whether or not the section is to be included Indicates to a formatter whether or not the section is to be included
in a table of contents, if such a table of contents is produced. in a table of contents, if such a table of contents is produced.
This only takes effect if the level of the section would have This only takes effect if the level of the section would have
appeared in the table of contents based on the "tocDepth" attribute appeared in the table of contents based on the "tocDepth" attribute
of the <rfc> element, and of course only if the table of contents is of the <rfc> element, and of course only if the table of contents is
being created based on the "tocInclude" attribute of the <rfc> being created based on the "tocInclude" attribute of the <rfc>
element. If this is set to "exclude", any section below this one element. If this is set to "exclude", any section below this one
will be excluded as well. The "default" value indicates inclusion of will be excluded as well. The "default" value indicates inclusion of
the section if it would be included by the tocDepth attribute of the the section if it would be included by the tocDepth attribute of the
<rfc> element. <rfc> element.
Allowed values: Allowed values:
o "include" o "include"
o "exclude" o "exclude"
o "default" (default) o "default" (default)
2.46. <seriesInfo> 2.50. <seriesInfo>
Specifies the document series in which this document appears, and Specifies the document series in which this document appears, and
also specifies an identifier within that series. also specifies an identifier within that series.
A processing tool determines whether it is working on an RFC or an A processing tool determines whether it is working on an RFC or an
Internet-Draft by inspecting the "name" attribute of a <seriesInfo> Internet-Draft by inspecting the "name" attribute of a <seriesInfo>
element inside the <front> element inside the <rfc> element, looking element inside the <front> element inside the <rfc> element, looking
for "RFC" or "Internet-Draft". (Specifying neither value in any of for "RFC" or "Internet-Draft". (Specifying neither value in any of
the <seriesInfo> elements can be useful for producing other types of the <seriesInfo> elements can be useful for producing other types of
documents but is out of scope for this specification.) documents but is out of scope for this specification.)
It is invalid to have multiple <seriesInfo> elements inside the same It is invalid to have multiple <seriesInfo> elements inside the same
<front> element containing the same "name" value. Some combinations <front> element containing the same "name" value. Some combinations
of <seriesInfo> "name" attribute values make no sense, such as having of <seriesInfo> "name" attribute values make no sense, such as having
both <seriesInfo name="rfc"/> and <seriesInfo name="Internet-Draft"/> both <seriesInfo name="rfc"/> and <seriesInfo name="Internet-Draft"/>
in the same <front> element. in the same <front> element.
This element appears as a child element of <front> (Section 2.25) and This element appears as a child element of <front> (Section 2.28) and
<reference> (Section 2.39; deprecated in this context). <reference> (Section 2.43).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.46.1. "asciiName" Attribute 2.50.1. "asciiName" Attribute
The ASCII equivalent of the name field. The ASCII equivalent of the name field.
2.46.2. "asciiValue" Attribute 2.50.2. "asciiValue" Attribute
The ASCII equivalent of the value field. The ASCII equivalent of the value field.
2.46.3. "name" Attribute (Mandatory) 2.50.3. "name" Attribute (Mandatory)
The name of the series. The currently known values are "RFC", Some series names might trigger specific processing (such as for
"Internet-Draft", and "DOI". The RFC Series Editor may change this autogenerating links, inserting descriptions such as "work in
list in the future. progress", or additional functionality like reference diagnostics).
Examples for IETF-related series names are "BCP", "FYI", "Internet-
Draft", "RFC", and "STD".
Some of the values for "name" interact as follows: Some of the values for "name" interact as follows:
o If a <front> element contains a <seriesInfo> element with a name
of "Internet-Draft", it can also have at most one additional
<seriesInfo> element with a "status" attribute whose value is of
"standard", "full-standard", "bcp", "fyi", "informational",
"experimental", or "historic" to indicate the intended status of
this Internet-Draft, if it were to be later published as an RFC.
If such an additional <seriesInfo> element has one of those
statuses, the name needs to be "".
o If a <front> element contains a <seriesInfo> element with a name
of "RFC", it can also have at most one additional <seriesInfo>
element with a "status" attribute whose value is of "full-
standard", "bcp", or "fyi" to indicate the current status of this
RFC. If such an additional <seriesInfo> element has one of those
statuses, the "value" attribute for that name needs to be the
number within that series. That <front> element might also
contain an additional <seriesInfo> element with the status of
"info", "exp", or "historic" and a name of "" to indicate the
status of the RFC.
o A <front> element that has a <seriesInfo> element that has the o A <front> element that has a <seriesInfo> element that has the
name "Internet-Draft" cannot also have a <seriesInfo> element that name "Internet-Draft" cannot also have a <seriesInfo> element that
has the name "RFC". has the name "RFC".
o The <seriesInfo> element can contain the DOI for the referenced o The <seriesInfo> element can contain the DOI for the referenced
document. This cannot be used when the <seriesInfo> element is an document. This cannot be used when the <seriesInfo> element is an
eventual child element of an <rfc> element -- only as an eventual eventual child element of an <rfc> element -- only as an eventual
child of a <reference> element. The "value" attribute should use child of a <reference> element. The "value" attribute should use
the form specified in [RFC7669]. the form specified in [RFC7669].
2.46.4. "status" Attribute 2.50.4. "status" Attribute
The status of this document. The currently known values are The status of this document. The currently known values are
"standard", "informational", "experimental", "bcp", "fyi", and "full- "standard", "informational", "experimental", "bcp", "fyi", and "full-
standard". The RFC Series Editor may change this list in the future. standard". The RFC Series Editor may change this list in the future.
2.46.5. "stream" Attribute 2.50.5. "stream" Attribute
The stream (as described in [RFC7841]) that originated the document. The stream (as described in [RFC7841]) that originated the document.
(The RFC Series Editor may change this list in the future.) (The RFC Series Editor may change this list in the future.)
Allowed values: Allowed values:
o "IETF" (default) o "IETF" (default)
o "IAB" o "IAB"
o "IRTF" o "IRTF"
o "independent" o "independent"
2.46.6. "value" Attribute (Mandatory) 2.50.6. "value" Attribute (Mandatory)
The identifier within the series specified by the "name" attribute. The identifier within the series specified by the "name" attribute.
For BCPs, FYIs, RFCs, and STDs, this is the number within the series. For BCPs, FYIs, RFCs, and STDs, this is the number within the series.
For Internet-Drafts, it is the full draft name (ending with the two- For Internet-Drafts, it is the full draft name (ending with the two-
digit version number). For DOIs, the value is given, such as digit version number). For DOIs, the value is given, such as
"10.17487/rfc1149", as described in [RFC7669]. "10.17487/rfc1149", as described in [RFC7669].
The name in the value should be the document name without any file The name in the value should be the document name without any file
extension. For Internet-Drafts, the value for this attribute should extension. For Internet-Drafts, the value for this attribute should
be "draft-ietf-somewg-someprotocol-07", not be "draft-ietf-somewg-someprotocol-07", not "draft-ietf-somewg-
"draft-ietf-somewg-someprotocol-07.txt". someprotocol-07.txt".
2.47. <sourcecode> 2.51. <sortingcode>
A sorting code is related to postal codes in that it is used in
addresses to allow sorting, for example to route mail to a certain
postal centre or to distinguish streets with the same name in two
different areas of the same settlement.
This element appears as a child element of <postal> (Section 2.40).
Content model: only text content.
2.51.1. "ascii" Attribute
ASCII equivalent for sortingcode.
2.52. <sourcecode>
This element allows the inclusion of source code into the document. This element allows the inclusion of source code into the document.
When rendered, source code is always shown in a monospace font. When When rendered, source code is always shown in a monospace font. When
<sourcecode> is a child of <figure> or <section>, it provides full <sourcecode> is a child of <figure> or <section>, it provides full
control of horizontal whitespace and line breaks. When formatted, it control of horizontal whitespace and line breaks. When formatted, it
is indented relative to the left margin of the enclosing element. It is indented relative to the left margin of the enclosing element. It
is thus useful for source code and formal languages (such as ABNF is thus useful for source code and formal languages (such as ABNF
[RFC5234] or the RNC notation used in this document). (When [RFC5234] or the RNC notation used in this document). (When
<sourcecode> is a child of other elements, it flows with the text <sourcecode> is a child of other elements, it flows with the text
skipping to change at page 58, line 6 skipping to change at page 61, line 30
and so on, use the <artwork> element instead. and so on, use the <artwork> element instead.
Output formatters that do pagination should attempt to keep source Output formatters that do pagination should attempt to keep source
code on a single page. This is to prevent source code that is split code on a single page. This is to prevent source code that is split
across pages from looking like two separate pieces of code. across pages from looking like two separate pieces of code.
See Section 5 for a description of how to deal with issues of using See Section 5 for a description of how to deal with issues of using
"&" and "<" characters in source code. "&" and "<" characters in source code.
This element appears as a child element of <blockquote> This element appears as a child element of <blockquote>
(Section 2.10), <dd> (Section 2.17), <figure> (Section 2.24), <li> (Section 2.11), <dd> (Section 2.19), <figure> (Section 2.27), <li>
(Section 2.28), <section> (Section 2.45), <td> (Section 2.55), and (Section 2.31), <section> (Section 2.49), <td> (Section 2.60), and
<th> (Section 2.57). <th> (Section 2.62).
Content model: only text content. Content model: only text content.
2.47.1. "anchor" Attribute 2.52.1. "anchor" Attribute
Document-wide unique identifier for this source code. Document-wide unique identifier for this source code.
2.47.2. "name" Attribute 2.52.2. "name" Attribute
A filename suitable for the contents (such as for extraction to a A filename suitable for the contents (such as for extraction to a
local file). This attribute can be helpful for other kinds of tools local file). This attribute can be helpful for other kinds of tools
(such as automated syntax checkers, which work by extracting the (such as automated syntax checkers, which work by extracting the
source code). Note that the "name" attribute does not need to be source code). Note that the "name" attribute does not need to be
unique for <artwork> elements in a document. If multiple unique for <artwork> elements in a document. If multiple
<sourcecode> elements have the same "name" attribute, a formatter <sourcecode> elements have the same "name" attribute, a formatter
might assume that the elements are all fragments of a single file, might assume that the elements are all fragments of a single file,
and such a formatter can collect those fragments for later and such a formatter can collect those fragments for later
processing. processing.
2.47.3. "src" Attribute 2.52.3. "src" Attribute
The URI reference of a source file [RFC3986]. The URI reference of a source file [RFC3986].
It is an error to have both a "src" attribute and content in the It is an error to have both a "src" attribute and content in the
<sourcecode> element. <sourcecode> element.
2.47.4. "type" Attribute 2.52.4. "type" Attribute
Specifies the type of the source code. The value of this attribute Specifies the type of the source code. The value of this attribute
is free text with certain values designated as preferred. is free text with certain values designated as preferred.
The preferred values for <sourcecode> types are: The preferred values for <sourcecode> types are:
o abnf o abnf
o asn.1 o asn.1
skipping to change at page 59, line 27 skipping to change at page 63, line 4
o pseudocode o pseudocode
o python o python
o rnc o rnc
o xml o xml
o yang o yang
The RFC Series Editor will maintain a complete list of the preferred The RFC Series Editor will maintain a complete list of the preferred
values on the RFC Editor web site, and that list is expected to be values on the RFC Editor web site, and that list is expected to be
updated over time. Thus, a consumer of v3 XML should not cause a updated over time. Thus, a consumer of v3 XML should not cause a
failure when it encounters an unexpected type or no type is failure when it encounters an unexpected type or no type is
specified. specified.
2.48. <street> 2.53. <street>
Provides a street address. Provides a street address.
This element appears as a child element of <postal> (Section 2.36). This element appears as a child element of <postal> (Section 2.40).
Content model: only text content. Content model: only text content.
2.48.1. "ascii" Attribute 2.53.1. "ascii" Attribute
The ASCII equivalent of the street address. The ASCII equivalent of the street address.
2.49. <strong> 2.54. <strong>
Indicates text that is semantically strong. Text enclosed within Indicates text that is semantically strong. Text enclosed within
this element will be displayed as bold after processing. This this element will be displayed as bold after processing. This
element can be combined with other character formatting elements, and element can be combined with other character formatting elements, and
the formatting will be additive. the formatting will be additive.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15), (Section 2.3), <blockquote> (Section 2.11), <cref> (Section 2.17),
<dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li> <dd> (Section 2.19), <dt> (Section 2.22), <em> (Section 2.23), <li>
(Section 2.28), <preamble> (Section 3.6), <refcontent> (Section 2.31), <name> (Section 2.34), <preamble> (Section 3.6),
(Section 2.38), <sub> (Section 2.50), <sup> (Section 2.51), <t> <refcontent> (Section 2.42), <sub> (Section 2.55), <sup>
(Section 2.52), <td> (Section 2.55), <th> (Section 2.57), and <tt> (Section 2.56), <t> (Section 2.57), <td> (Section 2.60), <th>
(Section 2.61). (Section 2.62), and <tt> (Section 2.66).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15)
o <em> elements (Section 2.21) o <cref> elements (Section 2.17)
o <eref> elements (Section 2.23) o <em> elements (Section 2.23)
o <iref> elements (Section 2.26) o <eref> elements (Section 2.25)
o <relref> elements (Section 2.43) o <iref> elements (Section 2.29)
o <relref> elements (Section 2.47)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
2.50. <sub> 2.55. <sub>
Causes the text to be displayed as subscript, approximately half a Causes the text to be displayed as subscript, approximately half a
letter-height lower than normal text. This element can be combined letter-height lower than normal text. This element can be combined
with other character formatting elements, and the formatting will be with other character formatting elements, and the formatting will be
additive. additive.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15), (Section 2.3), <blockquote> (Section 2.11), <cref> (Section 2.17),
<dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li> <dd> (Section 2.19), <dt> (Section 2.22), <em> (Section 2.23), <li>
(Section 2.28), <preamble> (Section 3.6), <refcontent> (Section 2.31), <name> (Section 2.34), <preamble> (Section 3.6),
(Section 2.38), <strong> (Section 2.49), <t> (Section 2.52), <td> <refcontent> (Section 2.42), <strong> (Section 2.54), <t>
(Section 2.55), <th> (Section 2.57), and <tt> (Section 2.61). (Section 2.57), <td> (Section 2.60), <th> (Section 2.62), and <tt>
(Section 2.66).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <em> elements (Section 2.21) o <em> elements (Section 2.23)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <relref> elements (Section 2.43) o <relref> elements (Section 2.47)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
2.51. <sup> 2.56. <sup>
Causes the text to be displayed as superscript, approximately half a Causes the text to be displayed as superscript, approximately half a
letter-height higher than normal text. This element can be combined letter-height higher than normal text. This element can be combined
with other character formatting elements, and the formatting will be with other character formatting elements, and the formatting will be
additive. additive.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15), (Section 2.3), <blockquote> (Section 2.11), <cref> (Section 2.17),
<dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li> <dd> (Section 2.19), <dt> (Section 2.22), <em> (Section 2.23), <li>
(Section 2.28), <preamble> (Section 3.6), <refcontent> (Section 2.31), <name> (Section 2.34), <preamble> (Section 3.6),
(Section 2.38), <strong> (Section 2.49), <t> (Section 2.52), <td> <refcontent> (Section 2.42), <strong> (Section 2.54), <t>
(Section 2.55), <th> (Section 2.57), and <tt> (Section 2.61). (Section 2.57), <td> (Section 2.60), <th> (Section 2.62), and <tt>
(Section 2.66).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <em> elements (Section 2.21)
o <eref> elements (Section 2.23) o <em> elements (Section 2.23)
o <iref> elements (Section 2.26) o <eref> elements (Section 2.25)
o <relref> elements (Section 2.43) o <iref> elements (Section 2.29)
o <strong> elements (Section 2.49) o <relref> elements (Section 2.47)
o <tt> elements (Section 2.61) o <strong> elements (Section 2.54)
o <xref> elements (Section 2.65) o <tt> elements (Section 2.66)
2.52. <t> o <xref> elements (Section 2.70)
2.57. <t>
Contains a paragraph of text. Contains a paragraph of text.
This element appears as a child element of <abstract> (Section 2.1), This element appears as a child element of <abstract> (Section 2.1),
<aside> (Section 2.6), <blockquote> (Section 2.10), <dd> <aside> (Section 2.7), <blockquote> (Section 2.11), <dd>
(Section 2.17), <li> (Section 2.28), <list> (Section 3.4), <note> (Section 2.19), <li> (Section 2.31), <list> (Section 3.4), <note>
(Section 2.32), <section> (Section 2.45), <td> (Section 2.55), and (Section 2.35), <section> (Section 2.49), <td> (Section 2.60), and
<th> (Section 2.57). <th> (Section 2.62).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <em> elements (Section 2.21) o <em> elements (Section 2.23)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <list> elements (Section 3.4) o <list> elements (Section 3.4)
o <relref> elements (Section 2.43) o <relref> elements (Section 2.47)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50)
o <sup> elements (Section 2.51) o <sub> elements (Section 2.55)
o <tt> elements (Section 2.61) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.66)
o <vspace> elements (Section 3.10) o <vspace> elements (Section 3.10)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
2.52.1. "anchor" Attribute 2.57.1. "anchor" Attribute
Document-wide unique identifier for this paragraph. Document-wide unique identifier for this paragraph.
2.52.2. "hangText" Attribute 2.57.2. "hangText" Attribute
Deprecated. Instead, use <dd> inside of a definition list (<dl>). Deprecated. Instead, use <dd> inside of a definition list (<dl>).
2.52.3. "keepWithNext" Attribute 2.57.3. "keepWithNext" Attribute
Acts as a hint to the output formatters that do pagination to do a Acts as a hint to the output formatters that do pagination to do a
best-effort attempt to keep the paragraph with the next element, best-effort attempt to keep the paragraph with the next element,
whatever that happens to be. For example, the HTML output @media whatever that happens to be. For example, the HTML output @media
print CSS ("CSS" refers to Cascading Style Sheets) might translate print CSS ("CSS" refers to Cascading Style Sheets) might translate
this to page-break-after: avoid. For PDF, the paginator could this to page-break-after: avoid. For PDF, the paginator could
attempt to keep the paragraph with the next element. Note: this attempt to keep the paragraph with the next element. Note: this
attribute is strictly a hint and not always actionable. attribute is strictly a hint and not always actionable.
Allowed values: Allowed values:
o "false" (default) o "false" (default)
o "true" o "true"
2.52.4. "keepWithPrevious" Attribute 2.57.4. "keepWithPrevious" Attribute
Acts as a hint to the output formatters that do pagination to do a Acts as a hint to the output formatters that do pagination to do a
best-effort attempt to keep the paragraph with the previous element, best-effort attempt to keep the paragraph with the previous element,
whatever that happens to be. For example, the HTML output @media whatever that happens to be. For example, the HTML output @media
print CSS might translate this to page-break-before: avoid. For PDF, print CSS might translate this to page-break-before: avoid. For PDF,
the paginator could attempt to keep the paragraph with the previous the paginator could attempt to keep the paragraph with the previous
element. Note: this attribute is strictly a hint and not always element. Note: this attribute is strictly a hint and not always
actionable. actionable.
Allowed values: Allowed values:
o "false" (default) o "false" (default)
o "true" o "true"
2.53. <table> 2.58. <table>
Contains a table with a caption with the table number. If the Contains a table with a caption with the table number. If the
element contains a <name> element, the caption will also show that element contains a <name> element, the caption will also show that
name. name.
Inside the <table> element is, optionally, a <thead> element to Inside the <table> element is, optionally, a <thead> element to
contain the rows that will be the table's heading and, optionally, a contain the rows that will be the table's heading and, optionally, a
<tfoot> element to contain the rows of the table's footer. If the <tfoot> element to contain the rows of the table's footer. If the
XML is converted to a representation that has page breaks (such as XML is converted to a representation that has page breaks (such as
PDFs or printed HTML), the header and footer are meant to appear on PDFs or printed HTML), the header and footer are meant to appear on
each page. each page.
This element appears as a child element of <aside> (Section 2.6) and This element appears as a child element of <aside> (Section 2.7),
<section> (Section 2.45). <blockquote> (Section 2.11), and <section> (Section 2.49).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.31) 1. One optional <name> element (Section 2.34)
2. One optional <thead> element (Section 2.63)
2. Optional <iref> elements (Section 2.26)
3. One optional <thead> element (Section 2.58)
4. One or more <tbody> elements (Section 2.54) 3. One or more <tbody> elements (Section 2.59)
5. One optional <tfoot> element (Section 2.56) 4. One optional <tfoot> element (Section 2.61)
2.53.1. "align" Attribute 2.58.1. "align" Attribute
Controls whether the table appears left justified, centered Controls whether the table appears left justified, centered
(default), or right justified. Tables are aligned relative to the (default), or right justified. The caption will be centered under
left margin of the document. the table, and the combined table and caption will be aligned
according to the "align" attribute.
Allowed values: Allowed values:
o "left" o "left"
o "center" (default) o "center" (default)
o "right" o "right"
2.53.2. "anchor" Attribute 2.58.2. "anchor" Attribute
Document-wide unique identifier for this table. Document-wide unique identifier for this table.
2.54. <tbody> 2.59. <tbody>
A container for a set of body rows for a table. A container for a set of body rows for a table.
This element appears as a child element of <table> (Section 2.53). This element appears as a child element of <table> (Section 2.58).
Content model: Content model:
One or more <tr> elements (Section 2.60) One or more <tr> elements (Section 2.65)
2.54.1. "anchor" Attribute 2.59.1. "anchor" Attribute
Document-wide unique identifier for the tbody. Document-wide unique identifier for the tbody.
2.55. <td> 2.60. <td>
A cell in a table row. A cell in a table row.
This element appears as a child element of <tr> (Section 2.60). This element appears as a child element of <tr> (Section 2.65).
Content model: Content model:
Either: Either:
In any order, but at least one of: In any order, but at least one of:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <dl> elements (Section 2.19) * <artwork> elements (Section 2.6)
* <figure> elements (Section 2.24) * <dl> elements (Section 2.21)
* <ol> elements (Section 2.33) * <figure> elements (Section 2.27)
* <sourcecode> elements (Section 2.47) * <ol> elements (Section 2.36)
* <t> elements (Section 2.52) * <sourcecode> elements (Section 2.52)
* <ul> elements (Section 2.62) * <t> elements (Section 2.57)
* <ul> elements (Section 2.67)
Or: Or:
In any order: In any order:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.10)
* <cref> elements (Section 2.15)
* <em> elements (Section 2.21) * <cref> elements (Section 2.17)
* <eref> elements (Section 2.23) * <em> elements (Section 2.23)
* <iref> elements (Section 2.26) * <eref> elements (Section 2.25)
* <relref> elements (Section 2.43) * <iref> elements (Section 2.29)
* <strong> elements (Section 2.49) * <relref> elements (Section 2.47)
* <sub> elements (Section 2.50) * <strong> elements (Section 2.54)
* <sup> elements (Section 2.51) * <sub> elements (Section 2.55)
* <tt> elements (Section 2.61) * <sup> elements (Section 2.56)
* <tt> elements (Section 2.66)
* <xref> elements (Section 2.65) * <xref> elements (Section 2.70)
2.55.1. "align" Attribute 2.60.1. "align" Attribute
Controls whether the content of the cell appears left justified Controls whether the content of the cell appears left justified
(default), centered, or right justified. Note that "center" or (default), centered, or right justified. Note that "center" or
"right" will probably only work well in cells with plain text; any "right" will probably only work well in cells with plain text; any
other elements might make the contents render badly. other elements might make the contents render badly.
Allowed values: Allowed values:
o "left" (default) o "left" (default)
o "center" o "center"
o "right" o "right"
2.55.2. "anchor" Attribute 2.60.2. "anchor" Attribute
Document-wide unique identifier for the cell. Document-wide unique identifier for the cell.
2.55.3. "colspan" Attribute 2.60.3. "colspan" Attribute
The number of columns that the cell is to span. For example, setting The number of columns that the cell is to span. For example, setting
"colspan='3'" indicates that the cell occupies the same horizontal "colspan='3'" indicates that the cell occupies the same horizontal
space as three cells of a row without any "colspan" attributes. space as three cells of a row without any "colspan" attributes.
2.55.4. "rowspan" Attribute 2.60.4. "rowspan" Attribute
The number of rows that the cell is to span. For example, setting The number of rows that the cell is to span. For example, setting
"rowspan='3'" indicates that the cell occupies the same vertical "rowspan='3'" indicates that the cell occupies the same vertical
space as three rows. space as three rows.
2.56. <tfoot> 2.61. <tfoot>
A container for a set of footer rows for a table. A container for a set of footer rows for a table.
This element appears as a child element of <table> (Section 2.53). This element appears as a child element of <table> (Section 2.58).
Content model: Content model:
One or more <tr> elements (Section 2.60) One or more <tr> elements (Section 2.65)
2.56.1. "anchor" Attribute 2.61.1. "anchor" Attribute
Document-wide unique identifier for the tfoot. Document-wide unique identifier for the tfoot.
2.57. <th> 2.62. <th>
A cell in a table row. When rendered, this will normally come out in A cell in a table row. When rendered, this will normally come out in
boldface; other than that, there is no difference between this and boldface; other than that, there is no difference between this and
the <td> element. the <td> element.
This element appears as a child element of <tr> (Section 2.60). This element appears as a child element of <tr> (Section 2.65).
Content model: Content model:
Either: Either:
In any order, but at least one of: In any order, but at least one of:
* <artwork> elements (Section 2.5) * <artset> elements (Section 2.5)
* <dl> elements (Section 2.19) * <artwork> elements (Section 2.6)
* <figure> elements (Section 2.24) * <dl> elements (Section 2.21)
* <ol> elements (Section 2.33)
* <sourcecode> elements (Section 2.47) * <figure> elements (Section 2.27)
* <t> elements (Section 2.52) * <ol> elements (Section 2.36)
* <ul> elements (Section 2.62) * <sourcecode> elements (Section 2.52)
* <t> elements (Section 2.57)
* <ul> elements (Section 2.67)
Or: Or:
In any order: In any order:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.10)
* <cref> elements (Section 2.17)
* <cref> elements (Section 2.15)
* <em> elements (Section 2.21) * <em> elements (Section 2.23)
* <eref> elements (Section 2.23) * <eref> elements (Section 2.25)
* <iref> elements (Section 2.26) * <iref> elements (Section 2.29)
* <relref> elements (Section 2.43) * <relref> elements (Section 2.47)
* <strong> elements (Section 2.49) * <strong> elements (Section 2.54)
* <sub> elements (Section 2.50) * <sub> elements (Section 2.55)
* <sup> elements (Section 2.51) * <sup> elements (Section 2.56)
* <tt> elements (Section 2.61) * <tt> elements (Section 2.66)
* <xref> elements (Section 2.65) * <xref> elements (Section 2.70)
2.57.1. "align" Attribute 2.62.1. "align" Attribute
Controls whether the content of the cell appears left justified Controls whether the content of the cell appears left justified
(default), centered, or right justified. Note that "center" or (default), centered, or right justified. Note that "center" or
"right" will probably only work well in cells with plain text; any "right" will probably only work well in cells with plain text; any
other elements might make the contents render badly. other elements might make the contents render badly.
Allowed values: Allowed values:
o "left" (default) o "left" (default)
o "center" o "center"
o "right" o "right"
2.57.2. "anchor" Attribute 2.62.2. "anchor" Attribute
Document-wide unique identifier for the row. Document-wide unique identifier for the row.
2.57.3. "colspan" Attribute 2.62.3. "colspan" Attribute
The number of columns that the cell is to span. For example, setting The number of columns that the cell is to span. For example, setting
"colspan='3'" indicates that the cell occupies the same horizontal "colspan='3'" indicates that the cell occupies the same horizontal
space as three cells of a row without any "colspan" attributes. space as three cells of a row without any "colspan" attributes.
2.57.4. "rowspan" Attribute 2.62.4. "rowspan" Attribute
The number of rows that the cell is to span. For example, setting The number of rows that the cell is to span. For example, setting
"rowspan='3'" indicates that the cell occupies the same vertical "rowspan='3'" indicates that the cell occupies the same vertical
space as three rows. space as three rows.
2.58. <thead> 2.63. <thead>
A container for a set of header rows for a table. A container for a set of header rows for a table.
This element appears as a child element of <table> (Section 2.53). This element appears as a child element of <table> (Section 2.58).
Content model: Content model:
One or more <tr> elements (Section 2.60) One or more <tr> elements (Section 2.65)
2.58.1. "anchor" Attribute 2.63.1. "anchor" Attribute
Document-wide unique identifier for the thead. Document-wide unique identifier for the thead.
2.59. <title> 2.64. <title>
Represents the document title. Represents the document title.
When this element appears in the <front> element of the current When this element appears in the <front> element of the current
document, the title might also appear in page headers or footers. If document, the title might also appear in page headers or footers. If
it is long (~40 characters), the "abbrev" attribute can be used to it is long (~40 characters), the "abbrev" attribute can be used to
specify an abbreviated variant. specify an abbreviated variant.
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: only text content. Content model: only text content.
2.59.1. "abbrev" Attribute 2.64.1. "abbrev" Attribute
Specifies an abbreviated variant of the document title. Specifies an abbreviated variant of the document title.
2.59.2. "ascii" Attribute 2.64.2. "ascii" Attribute
The ASCII equivalent of the title. The ASCII equivalent of the title.
2.60. <tr> 2.65. <tr>
A row of a table. A row of a table.
This element appears as a child element of <tbody> (Section 2.54), This element appears as a child element of <tbody> (Section 2.59),
<tfoot> (Section 2.56), and <thead> (Section 2.58). <tfoot> (Section 2.61), and <thead> (Section 2.63).
Content model: Content model:
In any order, but at least one of: In any order, but at least one of:
o <td> elements (Section 2.55) o <td> elements (Section 2.60)
o <th> elements (Section 2.57) o <th> elements (Section 2.62)
2.60.1. "anchor" Attribute 2.65.1. "anchor" Attribute
Document-wide unique identifier for the row. Document-wide unique identifier for the row.
2.61. <tt> 2.66. <tt>
Causes the text to be displayed in a constant-width font. This Causes the text to be displayed in a constant-width font. This
element can be combined with other character formatting elements, and element can be combined with other character formatting elements, and
the formatting will be additive. the formatting will be additive.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15), (Section 2.3), <blockquote> (Section 2.11), <cref> (Section 2.17),
<dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li> <dd> (Section 2.19), <dt> (Section 2.22), <em> (Section 2.23), <li>
(Section 2.28), <name> (Section 2.31), <preamble> (Section 3.6), (Section 2.31), <name> (Section 2.34), <preamble> (Section 3.6),
<refcontent> (Section 2.38), <strong> (Section 2.49), <sub> <refcontent> (Section 2.42), <strong> (Section 2.54), <sub>
(Section 2.50), <sup> (Section 2.51), <t> (Section 2.52), <td> (Section 2.55), <sup> (Section 2.56), <t> (Section 2.57), <td>
(Section 2.55), and <th> (Section 2.57). (Section 2.60), and <th> (Section 2.62).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.15) o <bcp14> elements (Section 2.10)
o <em> elements (Section 2.21) o <cref> elements (Section 2.17)
o <eref> elements (Section 2.23) o <em> elements (Section 2.23)
o <iref> elements (Section 2.26) o <eref> elements (Section 2.25)
o <relref> elements (Section 2.43) o <iref> elements (Section 2.29)
o <strong> elements (Section 2.49) o <relref> elements (Section 2.47)
o <sub> elements (Section 2.50) o <strong> elements (Section 2.54)
o <sup> elements (Section 2.51) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.56)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
2.62. <ul> 2.67. <ul>
An unordered list. The labels on the items will be symbols picked by An unordered list. The labels on the items will be symbols picked by
the formatter. the formatter.
This element appears as a child element of <abstract> (Section 2.1), This element appears as a child element of <abstract> (Section 2.1),
<aside> (Section 2.6), <blockquote> (Section 2.10), <dd> <aside> (Section 2.7), <blockquote> (Section 2.11), <dd>
(Section 2.17), <li> (Section 2.28), <note> (Section 2.32), <section> (Section 2.19), <li> (Section 2.31), <note> (Section 2.35), <section>
(Section 2.45), <td> (Section 2.55), and <th> (Section 2.57). (Section 2.49), <td> (Section 2.60), and <th> (Section 2.62).
Content model: Content model:
One or more <li> elements (Section 2.28) One or more <li> elements (Section 2.31)
2.62.1. "anchor" Attribute 2.67.1. "anchor" Attribute
Document-wide unique identifier for the list. Document-wide unique identifier for the list.
2.62.2. "empty" Attribute 2.67.2. "empty" Attribute
Defines whether or not the label is empty. empty="true" indicates Defines whether or not the label is empty. empty="true" indicates
that no label will be shown. that no label will be shown.
Allowed values: Allowed values:
o "false" (default) o "false" (default)
o "true" o "true"
2.62.3. "spacing" Attribute 2.67.3. "spacing" Attribute
Defines whether or not there is a blank line between entries. Defines whether or not there is a blank line between entries.
spacing="normal" indicates a single blank line, while spacing="normal" indicates a single blank line, while
spacing="compact" indicates no space between. spacing="compact" indicates no space between.
Allowed values: Allowed values:
o "normal" (default) o "normal" (default)
o "compact" o "compact"
2.63. <uri> 2.68. <uri>
Contains a web address associated with the author. Contains a web address associated with the author.
The contents should be a valid URI; this most likely will be an The contents should be a valid URI; this most likely will be an
"http:" or "https:" URI. "http:" or "https:" URI.
This element appears as a child element of <address> (Section 2.2). This element appears as a child element of <address> (Section 2.2).
Content model: only text content. Content model: only text content.
2.64. <workgroup> 2.69. <workgroup>
This element is used to specify the Working Group (IETF) or Research This element is used to specify the Working Group (IETF) or Research
Group (IRTF) from which the document originates, if any. The Group (IRTF) from which the document originates, if any. The
recommended format is the official name of the Working Group (with recommended format is the official name of the Working Group (with
some capitalization). some capitalization).
In Internet-Drafts, this is used in the upper left corner of the In Internet-Drafts, this is used in the upper left corner of the
boilerplate, replacing the "Network Working Group" string. boilerplate, replacing the "Network Working Group" string.
Formatting software can append the words "Working Group" or "Research Formatting software can append the words "Working Group" or "Research
Group", depending on the "submissionType" property of the <rfc> Group", depending on the "submissionType" property of the <rfc>
element (Section 2.44.12). element (Section 2.48.12).
This element appears as a child element of <front> (Section 2.25). This element appears as a child element of <front> (Section 2.28).
Content model: only text content. Content model: only text content.
2.65. <xref> 2.70. <xref>
A reference to an anchor in this document. Formatters that have A reference to an anchor in this document. Formatters that have
links (such as HTML and PDF) are likely to render <xref> elements as links (such as HTML and PDF) are likely to render <xref> elements as
internal hyperlinks. This element is useful for referring to internal hyperlinks. This element is useful for referring to
references in the "References" section, to specific sections of this references in the "References" section, to specific sections of this
document, to specific figures, and so on. The "target" attribute is document, to specific figures, and so on. The "target" attribute is
required. required.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <blockquote> (Section 2.10), <c> (Section 3.1), <cref> (Section 2.3), <blockquote> (Section 2.11), <c> (Section 3.1), <cref>
(Section 2.15), <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.17), <dd> (Section 2.19), <dt> (Section 2.22), <em>
(Section 2.21), <li> (Section 2.28), <name> (Section 2.31), (Section 2.23), <li> (Section 2.31), <name> (Section 2.34),
<postamble> (Section 3.5), <preamble> (Section 3.6), <strong> <postamble> (Section 3.5), <preamble> (Section 3.6), <strong>
(Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.54), <sub> (Section 2.55), <sup> (Section 2.56), <t>
(Section 2.52), <td> (Section 2.55), <th> (Section 2.57), <tt> (Section 2.57), <td> (Section 2.60), <th> (Section 2.62), <tt>
(Section 2.61), and <ttcol> (Section 3.9). (Section 2.66), and <ttcol> (Section 3.9).
Content model: only text content. Content model: only text content.
2.65.1. "format" Attribute 2.70.1. "format" Attribute
This attribute signals to formatters what the desired format of the This attribute signals to formatters what the desired format of the
reference should be. Formatters for document types that have linking reference should be. Formatters for document types that have linking
capability should wrap the displayed text in hyperlinks. capability should wrap the displayed text in hyperlinks.
"counter" "counter"
The "derivedContent" attribute will contain just a counter. This The "derivedContent" attribute will contain just a counter. This
is used for targets that are <section>, <figure>, <table>, or is used for targets that are <section>, <figure>, <table>, or
items in an ordered list. Using "format='counter'" where the items in an ordered list. Using "format='counter'" where the
skipping to change at page 74, line 42 skipping to change at page 78, line 29
Allowed values: Allowed values:
o "default" (default) o "default" (default)
o "title" o "title"
o "counter" o "counter"
o "none" o "none"
2.65.2. "pageno" Attribute 2.70.2. "pageno" Attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.65.3. "target" Attribute (Mandatory) 2.70.3. "target" Attribute (Mandatory)
Identifies the document component being referenced. The value needs Identifies the document component being referenced. The value needs
to match the value of the "anchor" attribute of an element in the to match the value of the "anchor" attribute of an element in the
document; otherwise, it is an error. document; otherwise, it is an error.
3. Elements from v2 That Have Been Deprecated 3. Elements from v2 That Have Been Deprecated
This section lists the elements from v2 that have been deprecated. This section lists the elements from v2 that have been deprecated.
Note that some elements in v3 have attributes from v2 that are Note that some elements in v3 have attributes from v2 that are
deprecated; those are not listed here. deprecated; those are not listed here.
skipping to change at page 75, line 29 skipping to change at page 79, line 17
Deprecated. Instead, use <tr>, <td>, and <th>. Deprecated. Instead, use <tr>, <td>, and <th>.
This element appears as a child element of <texttable> (Section 3.8). This element appears as a child element of <texttable> (Section 3.8).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <cref> elements (Section 2.17)
o <cref> elements (Section 2.15)
o <em> elements (Section 2.21)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.49) o <xref> elements (Section 2.70)
o <sub> elements (Section 2.50)
o <sup> elements (Section 2.51)
o <tt> elements (Section 2.61)
o <xref> elements (Section 2.65)
3.2. <facsimile> 3.2. <facsimile>
Deprecated. The <email> element is a much more useful way to get in Deprecated. The <email> element is a much more useful way to get in
touch with authors. touch with authors.
This element appears as a child element of <address> (Section 2.2). This element appears as a child element of <address> (Section 2.2).
Content model: only text content. Content model: only text content.
3.3. <format> 3.3. <format>
Deprecated. If the goal is to provide a single URI for a reference, Deprecated. If the goal is to provide a single URI for a reference,
use the "target" attribute in <reference> instead. use the "target" attribute in <reference> instead.
This element appears as a child element of <reference> This element appears as a child element of <reference>
(Section 2.39). (Section 2.43).
Content model: this element does not have any contents. Content model: this element does not have any contents.
3.3.1. "octets" Attribute 3.3.1. "octets" attribute
Deprecated. Deprecated.
3.3.2. "target" Attribute 3.3.2. "target" attribute
Deprecated. Deprecated.
3.3.3. "type" Attribute (Mandatory) 3.3.3. "type" attribute (Mandatory)
Deprecated. Deprecated.
3.4. <list> 3.4. <list>
Deprecated. Instead, use <dl> for list/@style "hanging"; <ul> for Deprecated. Instead, use <dl> for list/@style "hanging"; <ul> for
list/@style "empty" or "symbols"; and <ol> for list/@style "letters", list/@style "empty" or "symbols"; and <ol> for list/@style "letters",
"numbers", "counter", or "format". "numbers", "counter", or "format".
This element appears as a child element of <t> (Section 2.52). This element appears as a child element of <t> (Section 2.57).
Content model: Content model:
One or more <t> elements (Section 2.52) One or more <t> elements (Section 2.57)
3.4.1. "counter" Attribute 3.4.1. "counter" attribute
Deprecated. The functionality of this attribute has been replaced Deprecated. The functionality of this attribute has been replaced
with <ol>/@start. with <ol>/@start.
3.4.2. "hangIndent" Attribute 3.4.2. "hangIndent" attribute
Deprecated. Use <dl> instead. Deprecated. Use <dl> instead.
3.4.3. "style" Attribute 3.4.3. "style" attribute
Deprecated. Deprecated.
3.5. <postamble> 3.5. <postamble>
Deprecated. Instead, use a regular paragraph after the figure or Deprecated. Instead, use a regular paragraph after the figure or
table. table.
This element appears as a child element of <figure> (Section 2.24) This element appears as a child element of <figure> (Section 2.27)
and <texttable> (Section 3.8). and <texttable> (Section 3.8).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <cref> elements (Section 2.17)
o <eref> elements (Section 2.25)
o <cref> elements (Section 2.15)
o <em> elements (Section 2.21)
o <eref> elements (Section 2.23)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.49) o <xref> elements (Section 2.70)
o <sub> elements (Section 2.50)
o <sup> elements (Section 2.51)
o <tt> elements (Section 2.61)
o <xref> elements (Section 2.65)
3.6. <preamble> 3.6. <preamble>
Deprecated. Instead, use a regular paragraph before the figure or Deprecated. Instead, use a regular paragraph before the figure or
table. table.
This element appears as a child element of <figure> (Section 2.24) This element appears as a child element of <figure> (Section 2.27)
and <texttable> (Section 3.8). and <texttable> (Section 3.8).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.10)
o <cref> elements (Section 2.15) o <cref> elements (Section 2.17)
o <em> elements (Section 2.21) o <em> elements (Section 2.23)
o <eref> elements (Section 2.23) o <eref> elements (Section 2.25)
o <iref> elements (Section 2.26) o <iref> elements (Section 2.29)
o <relref> elements (Section 2.47)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.49) o <strong> elements (Section 2.54)
o <sub> elements (Section 2.50) o <sub> elements (Section 2.55)
o <sup> elements (Section 2.51) o <sup> elements (Section 2.56)
o <tt> elements (Section 2.61) o <tt> elements (Section 2.66)
o <xref> elements (Section 2.65) o <xref> elements (Section 2.70)
3.7. <spanx> 3.7. <spanx>
Deprecated. Deprecated.
This element appears as a child element of <annotation> This element appears as a child element of <annotation>
(Section 2.3), <c> (Section 3.1), <postamble> (Section 3.5), (Section 2.3), <c> (Section 3.1), <postamble> (Section 3.5),
<preamble> (Section 3.6), and <t> (Section 2.52). <preamble> (Section 3.6), and <t> (Section 2.57).
Content model: only text content. Content model: only text content.
3.7.1. "style" Attribute 3.7.1. "style" attribute
Deprecated. Instead of <spanx style="emph">, use <em>; instead of Deprecated. Instead of <spanx style="emph">, use <em>; instead of
<spanx style="strong">, use <strong>; instead of <spanx <spanx style="strong">, use <strong>; instead of <spanx
style="verb">, use <tt>. style="verb">, use <tt>.
3.7.2. "xml:space" Attribute 3.7.2. "xml:space" attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "default" o "default"
o "preserve" (default) o "preserve" (default)
3.8. <texttable> 3.8. <texttable>
Deprecated. Use <table> instead. Deprecated. Use <table> instead.
This element appears as a child element of <aside> (Section 2.6) and This element appears as a child element of <section> (Section 2.49).
<section> (Section 2.45).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.31) 1. One optional <name> element (Section 2.34)
2. One optional <preamble> element (Section 3.6) 2. One optional <preamble> element (Section 3.6)
3. One or more <ttcol> elements (Section 3.9) 3. One or more <ttcol> elements (Section 3.9)
4. Optional <c> elements (Section 3.1) 4. Optional <c> elements (Section 3.1)
5. One optional <postamble> element (Section 3.5) 5. One optional <postamble> element (Section 3.5)
3.8.1. "align" Attribute 3.8.1. "align" attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "left" o "left"
o "center" (default) o "center" (default)
o "right" o "right"
3.8.2. "anchor" Attribute 3.8.2. "anchor" attribute
Deprecated. Deprecated.
3.8.3. "style" Attribute 3.8.3. "style" attribute
Deprecated. Deprecated.
3.8.4. "suppress-title" Attribute Allowed values:
o "all"
o "none"
o "headers"
o "full" (default)
3.8.4. "suppress-title" attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
3.8.5. "title" Attribute 3.8.5. "title" attribute
Deprecated. Deprecated.
3.9. <ttcol> 3.9. <ttcol>
Deprecated. Instead, use <tr>, <td>, and <th>. Deprecated. Instead, use <tr>, <td>, and <th>.
This element appears as a child element of <texttable> (Section 3.8). This element appears as a child element of <texttable> (Section 3.8).
Content model: Content model:
In any order: In any order:
o Text o <cref> elements (Section 2.17)
o <cref> elements (Section 2.15) o <eref> elements (Section 2.25)
o <eref> elements (Section 2.23) o <iref> elements (Section 2.29)
o <iref> elements (Section 2.26) o <xref> elements (Section 2.70)
o <xref> elements (Section 2.65) o Text
3.9.1. "align" Attribute 3.9.1. "align" attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "left" (default) o "left" (default)
o "center" o "center"
o "right" o "right"
3.9.2. "width" Attribute 3.9.2. "width" attribute
Deprecated. Deprecated.
3.10. <vspace> 3.10. <vspace>
Deprecated. In earlier versions of this format, <vspace> was often Deprecated. In earlier versions of this format, <vspace> was often
used to get an extra blank line in a list element; in the v3 used to get an extra blank line in a list element; in the v3
vocabulary, that can be done instead by using multiple <t> elements vocabulary, that can be done instead by using multiple <t> elements
inside the <li> element. Other uses have no direct replacement. inside the <li> element. Other uses have no direct replacement.
This element appears as a child element of <t> (Section 2.52). This element appears as a child element of <t> (Section 2.57).
Content model: this element does not have any contents. Content model: this element does not have any contents.
3.10.1. "blankLines" Attribute 3.10.1. "blankLines" attribute
Deprecated. Deprecated.
4. SVG 4. SVG
The discussion of the use of SVG can be found in [RFC7996]. This The discussion of the use of SVG can be found in [RFC7996]. This
element is part of the namespace "http://www.w3.org/2000/svg". element is part of the namespace "http://www.w3.org/2000/svg".
5. Use of CDATA Structures and Escaping 5. Use of CDATA Structures and Escaping
skipping to change at page 82, line 32 skipping to change at page 86, line 7
6. Internationalization Considerations 6. Internationalization Considerations
This format is based on [XML] and thus does not have any issues This format is based on [XML] and thus does not have any issues
representing arbitrary Unicode [UNICODE] characters in text content. representing arbitrary Unicode [UNICODE] characters in text content.
The RFC Series Editor may restrict some of the characters that can be The RFC Series Editor may restrict some of the characters that can be
used in a particular RFC; the rules for such restrictions are covered used in a particular RFC; the rules for such restrictions are covered
in [RFC7997]. in [RFC7997].
7. Security Considerations 7. Security Considerations
The "name" attribute of the <artwork> element (Section 2.5.5) can be The "name" attribute of the <artwork> element (Section 2.6.5) can be
used to derive a filename for saving to a local file system. used to derive a filename for saving to a local file system.
Trusting this kind of information without pre-processing is a known Trusting this kind of information without pre-processing is a known
security risk; see Section 4.3 of [RFC6266] for more information. security risk; see Section 4.3 of [RFC6266] for more information.
The "src" attribute of the <artwork> element can be used to read The "src" attribute of the <artwork> element can be used to read
files from the local system. Processing tools must be careful to not files from the local system. Processing tools must be careful to not
accept dangerous values for the filename, particularly those that accept dangerous values for the filename, particularly those that
contain absolute references outside the current directory. contain absolute references outside the current directory.
The "type" attribute of the <artwork> and <sourcecode> elements is The "type" attribute of the <artwork> and <sourcecode> elements is
skipping to change at page 85, line 9 skipping to change at page 88, line 31
is also different than "previous" in that this relation is used for is also different than "previous" in that this relation is used for
converted resources, not those that are part of a sequence of converted resources, not those that are part of a sequence of
resources. resources.
Application Data: None Application Data: None
9. References 9. References
9.1. Normative References 9.1. Normative References
[BCP14] Bradner, S., "Key words for use in RFCs to Indicate [BCP14] Bradner, S., "Key words for use in RFCs to Indicate
Requirement Levels", BCP 14, RFC 2119, March 1997, Requirement Levels", BCP 14, RFC 2119, March 1997,
<http://www.rfc-editor.org/info/bcp14>. <http://www.rfc-editor.org/info/bcp14>.
[RFC7991] Hoffman, P., "The "xml2rfc" Version 3 Vocabulary", [RFC7991] Hoffman, P., "The "xml2rfc" Version 3 Vocabulary",
RFC 7991, DOI 10.17487/RFC7991, December 2016, RFC 7991, DOI 10.17487/RFC7991, December 2016,
<https://www.rfc-editor.org/info/rfc7991>. <https://www.rfc-editor.org/info/rfc7991>.
[XML] Bray, T., Paoli, J., Sperberg-McQueen, C., Maler, [XML] Bray, T., Paoli, J., Sperberg-McQueen, C., Maler, E., and
E., and F. Yergeau, "Extensible Markup Language F. Yergeau, "Extensible Markup Language (XML) 1.0 (Fifth
(XML) 1.0 (Fifth Edition)", W3C Recommendation REC- Edition)", W3C Recommendation REC-xml-20081126, November
xml-20081126, November 2008, 2008, <https://www.w3.org/TR/2008/REC-xml-20081126/>.
<https://www.w3.org/TR/2008/REC-xml-20081126/>.
Latest version available at Latest version available at <http://www.w3.org/TR/xml>.
<http://www.w3.org/TR/xml>.
9.2. Informative References 9.2. Informative References
[IDGUIDE] Housley, R., "Guidelines to Authors of Internet- [IDGUIDE] Housley, R., "Guidelines to Authors of Internet-Drafts",
Drafts", December 2010, December 2010,
<https://www.ietf.org/id-info/guidelines.html>. <https://www.ietf.org/id-info/guidelines.html>.
[LINKRELATIONS] IANA, "Link Relations", <https://www.iana.org/ [LINKRELATIONS]
assignments/link-relations/link-relations.xhtml>. IANA, "Link Relations", <https://www.iana.org/assignments/
link-relations/link-relations.xhtml>.
[RFC2026] Bradner, S., "The Internet Standards Process -- [RFC2026] Bradner, S., "The Internet Standards Process -- Revision
Revision 3", BCP 9, RFC 2026, DOI 10.17487/RFC2026, 3", BCP 9, RFC 2026, DOI 10.17487/RFC2026, October 1996,
October 1996, <https://www.rfc-editor.org/info/rfc2026>.
<https://www.rfc-editor.org/info/rfc2026>.
[RFC2397] Masinter, L., "The "data" URL scheme", RFC 2397, [RFC2397] Masinter, L., "The "data" URL scheme", RFC 2397,
DOI 10.17487/RFC2397, August 1998, DOI 10.17487/RFC2397, August 1998,
<https://www.rfc-editor.org/info/rfc2397>. <https://www.rfc-editor.org/info/rfc2397>.
[RFC2629] Rose, M., "Writing I-Ds and RFCs using XML", [RFC2629] Rose, M., "Writing I-Ds and RFCs using XML", RFC 2629,
RFC 2629, DOI 10.17487/RFC2629, June 1999, DOI 10.17487/RFC2629, June 1999,
<https://www.rfc-editor.org/info/rfc2629>. <https://www.rfc-editor.org/info/rfc2629>.
[RFC3339] Klyne, G. and C. Newman, "Date and Time on the [RFC3339] Klyne, G. and C. Newman, "Date and Time on the Internet:
Internet: Timestamps", RFC 3339, DOI 10.17487/ Timestamps", RFC 3339, DOI 10.17487/RFC3339, July 2002,
RFC3339, July 2002, <https://www.rfc-editor.org/info/rfc3339>.
<https://www.rfc-editor.org/info/rfc3339>.
[RFC3470] Hollenbeck, S., Rose, M., and L. Masinter, [RFC3470] Hollenbeck, S., Rose, M., and L. Masinter, "Guidelines for
"Guidelines for the Use of Extensible Markup the Use of Extensible Markup Language (XML) within IETF
Language (XML) within IETF Protocols", BCP 70, Protocols", BCP 70, RFC 3470, DOI 10.17487/RFC3470,
RFC 3470, DOI 10.17487/RFC3470, January 2003, January 2003, <https://www.rfc-editor.org/info/rfc3470>.
<https://www.rfc-editor.org/info/rfc3470>.
[RFC3667] Bradner, S., "IETF Rights in Contributions", [RFC3667] Bradner, S., "IETF Rights in Contributions", RFC 3667,
RFC 3667, DOI 10.17487/RFC3667, February 2004, DOI 10.17487/RFC3667, February 2004,
<https://www.rfc-editor.org/info/rfc3667>. <https://www.rfc-editor.org/info/rfc3667>.
[RFC3966] Schulzrinne, H., "The tel URI for Telephone [RFC3966] Schulzrinne, H., "The tel URI for Telephone Numbers",
Numbers", RFC 3966, DOI 10.17487/RFC3966, RFC 3966, DOI 10.17487/RFC3966, December 2004,
December 2004, <https://www.rfc-editor.org/info/rfc3966>.
<https://www.rfc-editor.org/info/rfc3966>.
[RFC3978] Bradner, S., Ed., "IETF Rights in Contributions", [RFC3978] Bradner, S., Ed., "IETF Rights in Contributions",
RFC 3978, DOI 10.17487/RFC3978, March 2005, RFC 3978, DOI 10.17487/RFC3978, March 2005,
<https://www.rfc-editor.org/info/rfc3978>. <https://www.rfc-editor.org/info/rfc3978>.
[RFC3986] Berners-Lee, T., Fielding, R., and L. Masinter, [RFC3986] Berners-Lee, T., Fielding, R., and L. Masinter, "Uniform
"Uniform Resource Identifier (URI): Generic Syntax", Resource Identifier (URI): Generic Syntax", STD 66,
STD 66, RFC 3986, DOI 10.17487/RFC3986, RFC 3986, DOI 10.17487/RFC3986, January 2005,
January 2005, <https://www.rfc-editor.org/info/rfc3986>.
<https://www.rfc-editor.org/info/rfc3986>.
[RFC5234] Crocker, D., Ed. and P. Overell, "Augmented BNF for [RFC5234] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax
Syntax Specifications: ABNF", STD 68, RFC 5234, Specifications: ABNF", STD 68, RFC 5234,
DOI 10.17487/RFC5234, January 2008, DOI 10.17487/RFC5234, January 2008,
<https://www.rfc-editor.org/info/rfc5234>. <https://www.rfc-editor.org/info/rfc5234>.
[RFC5378] Bradner, S., Ed. and J. Contreras, Ed., "Rights [RFC5378] Bradner, S., Ed. and J. Contreras, Ed., "Rights
Contributors Provide to the IETF Trust", BCP 78, Contributors Provide to the IETF Trust", BCP 78, RFC 5378,
RFC 5378, DOI 10.17487/RFC5378, November 2008, DOI 10.17487/RFC5378, November 2008,
<https://www.rfc-editor.org/info/rfc5378>. <https://www.rfc-editor.org/info/rfc5378>.
[RFC6068] Duerst, M., Masinter, L., and J. Zawinski, "The [RFC6068] Duerst, M., Masinter, L., and J. Zawinski, "The 'mailto'
'mailto' URI Scheme", RFC 6068, DOI 10.17487/ URI Scheme", RFC 6068, DOI 10.17487/RFC6068, October 2010,
RFC6068, October 2010, <https://www.rfc-editor.org/info/rfc6068>.
<https://www.rfc-editor.org/info/rfc6068>.
[RFC6266] Reschke, J., "Use of the Content-Disposition Header [RFC6266] Reschke, J., "Use of the Content-Disposition Header Field
Field in the Hypertext Transfer Protocol (HTTP)", in the Hypertext Transfer Protocol (HTTP)", RFC 6266,
RFC 6266, DOI 10.17487/RFC6266, June 2011, DOI 10.17487/RFC6266, June 2011,
<https://www.rfc-editor.org/info/rfc6266>. <https://www.rfc-editor.org/info/rfc6266>.
[RFC6838] Freed, N., Klensin, J., and T. Hansen, "Media Type [RFC6838] Freed, N., Klensin, J., and T. Hansen, "Media Type
Specifications and Registration Procedures", BCP 13, Specifications and Registration Procedures", BCP 13,
RFC 6838, DOI 10.17487/RFC6838, January 2013, RFC 6838, DOI 10.17487/RFC6838, January 2013,
<https://www.rfc-editor.org/info/rfc6838>. <https://www.rfc-editor.org/info/rfc6838>.
[RFC6949] Flanagan, H. and N. Brownlee, "RFC Series Format [RFC6949] Flanagan, H. and N. Brownlee, "RFC Series Format
Requirements and Future Development", RFC 6949, Requirements and Future Development", RFC 6949,
DOI 10.17487/RFC6949, May 2013, DOI 10.17487/RFC6949, May 2013,
<https://www.rfc-editor.org/info/rfc6949>. <https://www.rfc-editor.org/info/rfc6949>.
[RFC7303] Thompson, H. and C. Lilley, "XML Media Types", [RFC7303] Thompson, H. and C. Lilley, "XML Media Types", RFC 7303,
RFC 7303, DOI 10.17487/RFC7303, July 2014, DOI 10.17487/RFC7303, July 2014,
<https://www.rfc-editor.org/info/rfc7303>. <https://www.rfc-editor.org/info/rfc7303>.
[RFC7322] Flanagan, H. and S. Ginoza, "RFC Style Guide", [RFC7322] Flanagan, H. and S. Ginoza, "RFC Style Guide", RFC 7322,
RFC 7322, DOI 10.17487/RFC7322, September 2014, DOI 10.17487/RFC7322, September 2014,
<https://www.rfc-editor.org/info/rfc7322>. <https://www.rfc-editor.org/info/rfc7322>.
[RFC7669] Levine, J., "Assigning Digital Object Identifiers to [RFC7669] Levine, J., "Assigning Digital Object Identifiers to
RFCs", RFC 7669, DOI 10.17487/RFC7669, October 2015, RFCs", RFC 7669, DOI 10.17487/RFC7669, October 2015,
<https://www.rfc-editor.org/info/rfc7669>. <https://www.rfc-editor.org/info/rfc7669>.
[RFC7749] Reschke, J., "The "xml2rfc" Version 2 Vocabulary", [RFC7749] Reschke, J., "The "xml2rfc" Version 2 Vocabulary",
RFC 7749, DOI 10.17487/RFC7749, February 2016, RFC 7749, DOI 10.17487/RFC7749, February 2016,
<https://www.rfc-editor.org/info/rfc7749>. <https://www.rfc-editor.org/info/rfc7749>.
[RFC7841] Halpern, J., Ed., Daigle, L., Ed., and O. Kolkman, [RFC7841] Halpern, J., Ed., Daigle, L., Ed., and O. Kolkman, Ed.,
Ed., "RFC Streams, Headers, and Boilerplates", "RFC Streams, Headers, and Boilerplates", RFC 7841,
RFC 7841, DOI 10.17487/RFC7841, May 2016, DOI 10.17487/RFC7841, May 2016,
<https://www.rfc-editor.org/info/rfc7841>. <https://www.rfc-editor.org/info/rfc7841>.
[RFC7996] Brownlee, N., "SVG Drawings for RFCs: SVG 1.2 RFC", [RFC7996] Brownlee, N., "SVG Drawings for RFCs: SVG 1.2 RFC",
RFC 7996, DOI 10.17487/RFC7996, December 2016, RFC 7996, DOI 10.17487/RFC7996, December 2016,
<https://www.rfc-editor.org/info/rfc7996>. <https://www.rfc-editor.org/info/rfc7996>.
[RFC7997] Flanagan, H., Ed., "The Use of Non-ASCII Characters [RFC7997] Flanagan, H., Ed., "The Use of Non-ASCII Characters in
in RFCs", RFC 7997, DOI 10.17487/RFC7997, RFCs", RFC 7997, DOI 10.17487/RFC7997, December 2016,
December 2016, <https://www.rfc-editor.org/info/rfc7997>.
<https://www.rfc-editor.org/info/rfc7997>.
[RFC7998] Hoffman, P. and J. Hildebrand, ""xml2rfc" Version 3 [RFC7998] Hoffman, P. and J. Hildebrand, ""xml2rfc" Version 3
Preparation Tool Description", RFC 7998, Preparation Tool Description", RFC 7998,
DOI 10.17487/RFC7998, December 2016, DOI 10.17487/RFC7998, December 2016,
<https://www.rfc-editor.org/info/rfc7998>. <https://www.rfc-editor.org/info/rfc7998>.
[RNC] Clark, J., "RELAX NG Compact Syntax", The [RNC] Clark, J., "RELAX NG Compact Syntax", The Organization for
Organization for the Advancement of Structured the Advancement of Structured Information Standards
Information Standards (OASIS) , November 2002, <http (OASIS) , November 2002, <https://www.oasis-
s://www.oasis-open.org/committees/relax-ng/ open.org/committees/relax-ng/compact-20021121.html>.
compact-20021121.html>.
[RNG] ISO/IEC, "Information Technology - Document Schema [RNG] ISO/IEC, "Information Technology - Document Schema
Definition Languages (DSDL) - Part 2: Regular- Definition Languages (DSDL) - Part 2: Regular-Grammar-
Grammar-Based Validation - RELAX NG (Second Based Validation - RELAX NG (Second Edition)", ISO/
Edition)", ISO/IEC 19757-2:2008(E), December 2008. IEC 19757-2:2008(E), December 2008.
A useful source of RNG-related information is A useful source of RNG-related information is
<http://relaxng.org/>. <http://relaxng.org/>.
[TLP1.0] IETF Trust, "Legal Provisions Relating to IETF [TLP1.0] IETF Trust, "Legal Provisions Relating to IETF Documents",
Documents", November 2008, <http://trustee.ietf.org/ November 2008,
license-info/IETF-TLP-1.htm>. <http://trustee.ietf.org/license-info/IETF-TLP-1.htm>.
[TLP2.0] IETF Trust, "Legal Provisions Relating to IETF [TLP2.0] IETF Trust, "Legal Provisions Relating to IETF Documents",
Documents", February 2009, <http://trustee.ietf.org/ February 2009,
license-info/IETF-TLP-2.htm>. <http://trustee.ietf.org/license-info/IETF-TLP-2.htm>.
[TLP3.0] IETF Trust, "Legal Provisions Relating to IETF [TLP3.0] IETF Trust, "Legal Provisions Relating to IETF Documents",
Documents", September 2009, <http:// September 2009,
trustee.ietf.org/license-info/IETF-TLP-3.htm>. <http://trustee.ietf.org/license-info/IETF-TLP-3.htm>.
[TLP4.0] IETF Trust, "Legal Provisions Relating to IETF [TLP4.0] IETF Trust, "Legal Provisions Relating to IETF Documents",
Documents", December 2009, <http://trustee.ietf.org/ December 2009,
license-info/IETF-TLP-4.htm>. <http://trustee.ietf.org/license-info/IETF-TLP-4.htm>.
[TLP5.0] IETF Trust, "Legal Provisions Relating to IETF [TLP5.0] IETF Trust, "Legal Provisions Relating to IETF Documents",
Documents", March 2015, <http://trustee.ietf.org/ March 2015,
license-info/IETF-TLP-5.htm>. <http://trustee.ietf.org/license-info/IETF-TLP-5.htm>.
[UAX24] The Unicode Consortium, "UAX #24: Unicode Script [UAX24] The Unicode Consortium, "UAX #24: Unicode Script
Property", <http://www.unicode.org/reports/tr24/>. Property", <http://www.unicode.org/reports/tr24/>.
[UNICODE] The Unicode Consortium, "The Unicode Standard", [UNICODE] The Unicode Consortium, "The Unicode Standard",
<http://www.unicode.org/versions/latest/>. <http://www.unicode.org/versions/latest/>.
[USASCII] American National Standards Institute, "Coded [USASCII] American National Standards Institute, "Coded Character
Character Set -- 7-bit American Standard Code for Set -- 7-bit American Standard Code for Information
Information Interchange", ANSI X3.4, 1986. Interchange", ANSI X3.4, 1986.
[XInclude] Marsh, J., Orchard, D., and D. Veillard, "XML [XInclude]
Inclusions (XInclude) Version 1.0 (Second Edition)", Marsh, J., Orchard, D., and D. Veillard, "XML Inclusions
W3C Recommendation REC-xinclude-20061115, (XInclude) Version 1.0 (Second Edition)", W3C
November 2006, <https://www.w3.org/TR/xinclude/ Recommendation REC-xinclude-20061115, November 2006,
REC-xinclude-20061115/>. <https://www.w3.org/TR/xinclude/REC-xinclude-20061115/>.
Latest version available at Latest version available at <http://www.w3.org/TR/
<http://www.w3.org/TR/xinclude/>. xinclude/>.
[XPOINTER] Grosso, P., Maler, E., Marsh, J., and N. Walsh, [XPOINTER]
"XPointer Framework", W3C Recommendation REC-xptr- Grosso, P., Maler, E., Marsh, J., and N. Walsh, "XPointer
framework-20030325, March 2003, <http://www.w3.org/ Framework", W3C Recommendation REC-xptr-framework-
TR/2003/REC-xptr-framework-20030325/>. 20030325, March 2003,
<http://www.w3.org/TR/2003/REC-xptr-framework-20030325/>.
Latest version available at Latest version available at <http://www.w3.org/TR/xptr-
<http://www.w3.org/TR/xptr-framework/>. framework/>.
Appendix A. Front-Page ("Boilerplate") Generation Appendix A. Front-Page ("Boilerplate") Generation
The values listed here will be defined by the RFC Series Editor. The values listed here will be defined by the RFC Series Editor.
Those listed here are believed to be the current values in use. Those listed here are believed to be the current values in use.
A.1. The "ipr" Attribute A.1. The "ipr" Attribute
This attribute value can take a long list of values, each of which This attribute value can take a long list of values, each of which
describes an IPR policy for the document (Section 2.44.5). The describes an IPR policy for the document (Section 2.48.5). The
values are not the result of a grand design, but they remain simply values are not the result of a grand design, but they remain simply
for historic reasons. Of these values, only a few are currently in for historic reasons. Of these values, only a few are currently in
use; all others are supported by various tools for backwards use; all others are supported by various tools for backwards
compatibility with old source files. compatibility with old source files.
Note: Some variations of the boilerplate are selected based on the Note: Some variations of the boilerplate are selected based on the
document's date; therefore, it is important to specify the "year", document's date; therefore, it is important to specify the "year",
"month", and "day" attributes of the <date> element when archiving "month", and "day" attributes of the <date> element when archiving
the XML source of an Internet-Draft on the day of submission. the XML source of an Internet-Draft on the day of submission.
_Disclaimer: THIS ONLY PROVIDES IMPLEMENTATION INFORMATION. IF YOU _Disclaimer: THIS ONLY PROVIDES IMPLEMENTATION INFORMATION. IF YOU
NEED LEGAL ADVICE, PLEASE CONTACT A LAWYER._ For further information, NEED LEGAL ADVICE, PLEASE CONTACT A LAWYER._ For further information,
refer to <http://trustee.ietf.org/docs/IETF-Copyright-FAQ.pdf>. refer to <http://trustee.ietf.org/docs/IETF-Copyright-FAQ.pdf>.
For the current "Copyright Notice" text, the submissionType attribute For the current "Copyright Notice" text, the submissionType attribute
of the <rfc> element (Section 2.44.12) determines whether a statement of the <rfc> element (Section 2.48.12) determines whether a statement
about "Code Components" is inserted (which is the case for the value about "Code Components" is inserted (which is the case for the value
"IETF", which is the default). Other values, such as "independent", "IETF", which is the default). Other values, such as "independent",
suppress this part of the text. suppress this part of the text.
A.1.1. Current Values: "*trust200902" A.1.1. Current Values: "*trust200902"
The name for these values refers to version 2.0 of the IETF Trust's The name for these values refers to version 2.0 of the IETF Trust's
"Legal Provisions Relating to IETF Documents", sometimes simply "Legal Provisions Relating to IETF Documents", sometimes simply
called the "TLP", which went into effect on February 15, 2009 called the "TLP", which went into effect on February 15, 2009
[TLP2.0]. Updates to the document were published on September 12, [TLP2.0]. Updates to the document were published on September 12,
2009 [TLP3.0] and on December 28, 2009 [TLP4.0], modifying the 2009 [TLP3.0] and on December 28, 2009 [TLP4.0], modifying the
license for code components (see license for code components (see <http://trustee.ietf.org/license-
<http://trustee.ietf.org/license-info/> for further information). info/> for further information). The actual text is located in
The actual text is located in Section 6 ("Text to Be Included in IETF Section 6 ("Text to Be Included in IETF Documents") of these
Documents") of these documents. documents.
The prep tool automatically produces the "correct" text, depending on The prep tool automatically produces the "correct" text, depending on
the document's date information (see above): the document's date information (see above):
+----------+--------------------------------+ +----------+--------------------------------+
| TLP | starting with publication date | | TLP | starting with publication date |
+----------+--------------------------------+ +----------+--------------------------------+
| [TLP3.0] | 2009-11-01 | | [TLP3.0] | 2009-11-01 |
| [TLP4.0] | 2010-04-01 | | [TLP4.0] | 2010-04-01 |
+----------+--------------------------------+ +----------+--------------------------------+
skipping to change at page 91, line 10 skipping to change at page 95, line 4
This produces the additional text from Section 6.c.iii of the TLP, This produces the additional text from Section 6.c.iii of the TLP,
frequently called the "pre-5378 escape clause" referring to changes frequently called the "pre-5378 escape clause" referring to changes
introduced in [RFC5378]: introduced in [RFC5378]:
This document may contain material from IETF Documents or IETF This document may contain material from IETF Documents or IETF
Contributions published or made publicly available before November Contributions published or made publicly available before November
10, 2008. The person(s) controlling the copyright in some of this 10, 2008. The person(s) controlling the copyright in some of this
material may not have granted the IETF Trust the right to allow material may not have granted the IETF Trust the right to allow
modifications of such material outside the IETF Standards Process. modifications of such material outside the IETF Standards Process.
Without obtaining an adequate license from the person(s) Without obtaining an adequate license from the person(s)
controlling the copyright in such materials, this document may not controlling the copyright in such materials, this document may not
be modified outside the IETF Standards Process, and derivative be modified outside the IETF Standards Process, and derivative
works of it may not be created outside the IETF Standards Process, works of it may not be created outside the IETF Standards Process,
except to format it for publication as an RFC or to translate it except to format it for publication as an RFC or to translate it
into languages other than English. into languages other than English.
See Section 4 of See Section 4 of <http://trustee.ietf.org/docs/IETF-Copyright-
<http://trustee.ietf.org/docs/IETF-Copyright-FAQ.pdf> for further FAQ.pdf> for further information about when to use this value.
information about when to use this value.
Note: this text appears under "Copyright Notice", unless the Note: this text appears under "Copyright Notice", unless the
document was published before November 2009, in which case it document was published before November 2009, in which case it
appears under "Status of This Memo". appears under "Status of This Memo".
A.1.2. Historic Values A.1.2. Historic Values
A.1.2.1. Historic Values: "*trust200811" A.1.2.1. Historic Values: "*trust200811"
The attribute values "trust200811", "noModificationTrust200811", and The attribute values "trust200811", "noModificationTrust200811", and
skipping to change at page 93, line 35 skipping to change at page 97, line 31
and changes many attribute values, and creates a file that is a and changes many attribute values, and creates a file that is a
"prepared document". The prepared document is a valid v3 "prepared document". The prepared document is a valid v3
document. The prep tool is described in [RFC7998]. document. The prep tool is described in [RFC7998].
The prep tool is expected to have many modes: The prep tool is expected to have many modes:
* RFC mode -- The mode used by the RFC Editor to process the * RFC mode -- The mode used by the RFC Editor to process the
input from one of the RFC streams and to process XML produced input from one of the RFC streams and to process XML produced
during the RFC editing process. The restrictions on the during the RFC editing process. The restrictions on the
canonical XML for RFCs, as well as how the non-canonical canonical XML for RFCs, as well as how the non-canonical
formats will look, are described at <https:// formats will look, are described at <https://www.rfc-
www.rfc-editor.org/rse/wiki/ editor.org/rse/wiki/doku.php?id=design:format-and-content-
doku.php?id=design:format-and-content-rfcs>. rfcs>.
* Draft mode -- The mode used by the Internet-Draft submission * Draft mode -- The mode used by the Internet-Draft submission
tool. The restrictions for the XML from this mode will be tool. The restrictions for the XML from this mode will be
described later. described later.
* Diagnostic mode -- A mode that can be used by document authors * Diagnostic mode -- A mode that can be used by document authors
to look for errors or warnings before they submit their to look for errors or warnings before they submit their
documents for publication. documents for publication.
* Consolidation mode -- Produces output where no external * Consolidation mode -- Produces output where no external
skipping to change at page 96, line 23 skipping to change at page 100, line 23
sections can only have those anchor values. sections can only have those anchor values.
The following rules prevent this overlap: The following rules prevent this overlap:
o "pn" for regular sections always has the format "s-nnn", where o "pn" for regular sections always has the format "s-nnn", where
"nnn" is the section number, or the appendix identifier (which "nnn" is the section number, or the appendix identifier (which
starts with a letter). For example, this would be "s-2.1.3" for starts with a letter). For example, this would be "s-2.1.3" for
Section 2.1.3 and "s-a" for Appendix A. For the <abstract> Section 2.1.3 and "s-a" for Appendix A. For the <abstract>
element, it is always "s-abstract". For the <note> element, it is element, it is always "s-abstract". For the <note> element, it is
always "s-note-nnn", where "nnn" is a sequential value. For always "s-note-nnn", where "nnn" is a sequential value. For
sections in the <boilerplate> element, it is always sections in the <boilerplate> element, it is always "s-
"s-boilerplate-nnn", where "nnn" is a sequential value. boilerplate-nnn", where "nnn" is a sequential value.
o "pn" for <references> elements has the format "s-nnn". It is o "pn" for <references> elements has the format "s-nnn". It is
important to note that "nnn" is a number, not letters, even though important to note that "nnn" is a number, not letters, even though
the <references> appear in the back. It is the number that is one the <references> appear in the back. It is the number that is one
higher than the highest top-level section number in <middle>. If higher than the highest top-level section number in <middle>. If
there are two or more <references>, "nnn" will include a dot as if there are two or more <references>, "nnn" will include a dot as if
the <references> are a subsection of a section that is numbered the <references> are a subsection of a section that is numbered
one higher than the highest top-level section number in <middle>. one higher than the highest top-level section number in <middle>.
o "pn" for <figure> elements always has the format "f-nnn", where o "pn" for <figure> elements always has the format "f-nnn", where
skipping to change at page 96, line 49 skipping to change at page 100, line 49
"ttt" is the slugified item (plus a hyphen and the slugified "ttt" is the slugified item (plus a hyphen and the slugified
subitem if there is a subitem), and "nnn" is the instance of that subitem if there is a subitem), and "nnn" is the instance of that
item/subitem pair. For example, this would be "i-foo-1" for item/subitem pair. For example, this would be "i-foo-1" for
"<iref item='foo'>" and "i-foo-bar-1" for "<iref item='foo' "<iref item='foo'>" and "i-foo-bar-1" for "<iref item='foo'
subitem='bar'>". subitem='bar'>".
o "pn" for <table> elements always has the format "t-nnn", where o "pn" for <table> elements always has the format "t-nnn", where
"nnn" is the table number. For example, this would be "t-5" for "nnn" is the table number. For example, this would be "t-5" for
Table 5. Table 5.
o "pn" for all elements not listed above always has the format o "pn" for all elements not listed above always has the format "p-
"p-nnn-mmm", where "nnn" is the section number and "mmm" is the nnn-mmm", where "nnn" is the section number and "mmm" is the
relative position in the section. For example, this would be relative position in the section. For example, this would be
"p-2.1.3-7" for the seventh part number in Section 2.1.3. "p-2.1.3-7" for the seventh part number in Section 2.1.3.
o "slugifiedName" always has the format "n-ttt", where "ttt" is the o "slugifiedName" always has the format "n-ttt", where "ttt" is the
text of the name after slugification. For example, this would be text of the name after slugification. For example, this would be
"n-protocol-overview" for the name "Protocol Overview". The "n-protocol-overview" for the name "Protocol Overview". The
actual conversions done in slugification will be specified at a actual conversions done in slugification will be specified at a
later time. later time.
o Anchors must never overlap with any of the above. The easiest way o Anchors must never overlap with any of the above. The easiest way
skipping to change at page 98, line 28 skipping to change at page 102, line 28
characters in it, the value might be "Common,Latin,Han". characters in it, the value might be "Common,Latin,Han".
o <sourcecode> "originalSrc" attribute -- This attribute is filled o <sourcecode> "originalSrc" attribute -- This attribute is filled
with the original value of the "src" attribute if that attribute with the original value of the "src" attribute if that attribute
is removed by the prep tool. is removed by the prep tool.
o <xref> "derivedContent" attribute -- This attribute is filled in o <xref> "derivedContent" attribute -- This attribute is filled in
if there is no content in the <xref> element. The value for this if there is no content in the <xref> element. The value for this
attribute is based on the value in the "displayFormat" attribute. attribute is based on the value in the "displayFormat" attribute.
Examples of how this value is filled can be found in Examples of how this value is filled can be found in
Section 2.65.1. Section 2.70.1.
In addition, note that the contents of the <boilerplate> element are In addition, note that the contents of the <boilerplate> element are
controlled by the prep tool. controlled by the prep tool.
Appendix C. RELAX NG Schema Appendix C. RELAX NG Schema
The following is the RELAX NG schema for the v3 format. The following is the RELAX NG schema for the v3 format.
namespace a = "http://relaxng.org/ns/compatibility/annotations/1.0" namespace a = "http://relaxng.org/ns/compatibility/annotations/1.0"
skipping to change at page 100, line 37 skipping to change at page 104, line 37
organization?, organization?,
address? address?
} }
organization = organization =
element organization { element organization {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute abbrev { text }?, attribute abbrev { text }?,
attribute ascii { text }?, attribute ascii { text }?,
attribute asciiAbbrev { text }?,
[ a:defaultValue = "true" ]
attribute showOnFrontPage { "true" | "false" }?,
text text
} }
address = address =
element address { element address {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
postal?, postal?,
phone?, phone?,
facsimile?, facsimile?,
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address = address =
element address { element address {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
postal?, postal?,
phone?, phone?,
facsimile?, facsimile?,
email?, email?,
uri? uri?
} }
postal = postal =
element postal { element postal {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
((city | code | country | region | street)* | postalLine+) ((city
| cityarea
| code
| country
| extaddr
| pobox
| region
| sortingcode
| street)*
| postalLine+)
}
cityarea =
element cityarea {
attribute xml:base { text }?,
attribute xml:lang { text }?,
attribute ascii { text }?,
text
}
extaddr =
element extaddr {
attribute xml:base { text }?,
attribute xml:lang { text }?,
attribute ascii { text }?,
text
}
pobox =
element pobox {
attribute xml:base { text }?,
attribute xml:lang { text }?,
attribute ascii { text }?,
text
}
sortingcode =
element sortingcode {
attribute xml:base { text }?,
attribute xml:lang { text }?,
attribute ascii { text }?,
text
} }
street = street =
element street { element street {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute ascii { text }?, attribute ascii { text }?,
text text
} }
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attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
attribute title { text }?, attribute title { text }?,
[ a:defaultValue = "true" ] [ a:defaultValue = "true" ]
attribute numbered { "true" | "false" }?, attribute numbered { "true" | "false" }?,
[ a:defaultValue = "default" ] [ a:defaultValue = "default" ]
attribute toc { "include" | "exclude" | "default" }?, attribute toc { "include" | "exclude" | "default" }?,
[ a:defaultValue = "false" ] [ a:defaultValue = "false" ]
attribute removeInRFC { "true" | "false" }?, attribute removeInRFC { "true" | "false" }?,
name?, name?,
(artwork (artset
| artwork
| aside | aside
| blockquote | blockquote
| dl | dl
| figure | figure
| iref | iref
| ol | ol
| sourcecode | sourcecode
| t | t
| table | table
| texttable | texttable
| ul)*, | ul)*,
section* section*
} }
name = name =
element name { element name {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute slugifiedName { text }?, attribute slugifiedName { text }?,
(text | cref | eref | relref | tt | xref)* (text
| bcp14
| cref
| em
| eref
| iref
| relref
| strong
| sub
| sup
| tt
| xref)*
} }
t = t =
element t { element t {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
attribute hangText { text }?, attribute hangText { text }?,
[ a:defaultValue = "false" ] [ a:defaultValue = "false" ]
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| vspace | vspace
| xref)* | xref)*
} }
aside = aside =
element aside { element aside {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
(artwork | dl | figure | iref | \list | ol | t | table | ul)* (artset | artwork | dl | figure | iref | ol | t | table | ul)*
} }
blockquote = blockquote =
element blockquote { element blockquote {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
attribute cite { text }?, attribute cite { text }?,
attribute quotedFrom { text }?, attribute quotedFrom { text }?,
((artwork | dl | figure | ol | sourcecode | t | ul)+ ((artset
| artwork
| dl
| figure
| ol
| sourcecode
| t
| table
| ul)+
| (text | (text
| bcp14 | bcp14
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
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attribute pn { text }?)?, attribute pn { text }?)?,
li+ li+
} }
li = li =
element li { element li {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
((artwork | blockquote | dl | figure | ol | sourcecode | t | ul)+ ((artset
| artwork
| blockquote
| dl
| figure
| ol
| sourcecode
| t
| ul)+
| (text | (text
| bcp14 | bcp14
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
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| tt | tt
| xref)* | xref)*
} }
dd = dd =
element dd { element dd {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
((artwork | dl | figure | ol | sourcecode | t | ul)+ ((artset | artwork | dl | figure | ol | sourcecode | t | ul)+
| (text | (text
| bcp14 | bcp14
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
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attribute src { text }?, attribute src { text }?,
attribute originalSrc { text }?, attribute originalSrc { text }?,
[ a:defaultValue = "left" ] [ a:defaultValue = "left" ]
attribute align { "left" | "center" | "right" }?, attribute align { "left" | "center" | "right" }?,
[ a:defaultValue = "" ] attribute alt { text }?, [ a:defaultValue = "" ] attribute alt { text }?,
[ a:defaultValue = "" ] attribute width { text }?, [ a:defaultValue = "" ] attribute width { text }?,
[ a:defaultValue = "" ] attribute height { text }?, [ a:defaultValue = "" ] attribute height { text }?,
name?, name?,
iref*, iref*,
preamble?, preamble?,
(artwork | sourcecode)+, (artset | artwork | sourcecode)+,
postamble? postamble?
} }
table = table =
element table { element table {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
[ a:defaultValue = "center" ] [ a:defaultValue = "center" ]
attribute align { "left" | "center" | "right" }?, attribute align { "left" | "center" | "right" }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
name?, name?,
iref*,
thead?, thead?,
tbody+, tbody+,
tfoot? tfoot?
} }
preamble = preamble =
element preamble { element preamble {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
(text (text
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| iref | iref
| relref | relref
| spanx | spanx
| strong | strong
| sub | sub
| sup | sup
| tt | tt
| xref)* | xref)*
} }
artset =
element artset {
attribute xml:base { text }?,
attribute xml:lang { text }?,
attribute anchor { xsd:ID }?,
attribute pn { text }?,
artwork+
}
artwork = artwork =
element artwork { element artwork {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
attribute xml:space { text }?, attribute xml:space { text }?,
[ a:defaultValue = "" ] attribute name { text }?, [ a:defaultValue = "" ] attribute name { text }?,
[ a:defaultValue = "" ] attribute type { text }?, [ a:defaultValue = "" ] attribute type { text }?,
attribute src { text }?, attribute src { text }?,
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td = td =
element td { element td {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
[ a:defaultValue = "0" ] attribute colspan { text }?, [ a:defaultValue = "0" ] attribute colspan { text }?,
[ a:defaultValue = "0" ] attribute rowspan { text }?, [ a:defaultValue = "0" ] attribute rowspan { text }?,
[ a:defaultValue = "left" ] [ a:defaultValue = "left" ]
attribute align { "left" | "center" | "right" }?, attribute align { "left" | "center" | "right" }?,
((artwork | dl | figure | ol | sourcecode | t | ul)+ ((artset | artwork | dl | figure | ol | sourcecode | t | ul)+
| (text | (text
| bcp14 | bcp14
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
skipping to change at page 115, line 5 skipping to change at page 120, line 34
th = th =
element th { element th {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
[ a:defaultValue = "0" ] attribute colspan { text }?, [ a:defaultValue = "0" ] attribute colspan { text }?,
[ a:defaultValue = "0" ] attribute rowspan { text }?, [ a:defaultValue = "0" ] attribute rowspan { text }?,
[ a:defaultValue = "left" ] [ a:defaultValue = "left" ]
attribute align { "left" | "center" | "right" }?, attribute align { "left" | "center" | "right" }?,
((artwork | dl | figure | ol | sourcecode | t | ul)+ ((artset | artwork | dl | figure | ol | sourcecode | t | ul)+
| (text | (text
| bcp14 | bcp14
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
skipping to change at page 116, line 27 skipping to change at page 122, line 8
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
text text
} }
back = back =
element back { element back {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
displayreference*, displayreference*,
references*, references,
section* section*
} }
displayreference = displayreference =
element displayreference { element displayreference {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute target { xsd:IDREF }, attribute target { xsd:IDREF },
attribute to { text } attribute to { text }
} }
references = references =
element references { element references {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute pn { text }?, attribute pn { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute title { text }?, attribute title { text }?,
name?, name?,
(reference | referencegroup)* (references+ | (reference | referencegroup)*)
} }
reference = reference =
element reference { element reference {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }, attribute anchor { xsd:ID },
attribute target { text }?, attribute target { text }?,
[ a:defaultValue = "true" ] [ a:defaultValue = "true" ]
attribute quoteTitle { "true" | "false" }?, attribute quote-title { "true" | "false" }?,
front, front,
(annotation | format | refcontent | seriesInfo)* (annotation | format | refcontent | seriesInfo)*
} }
referencegroup = referencegroup =
element referencegroup { element referencegroup {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute target { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute anchor { xsd:ID }, attribute anchor { xsd:ID },
reference+ reference+
} }
seriesInfo = seriesInfo =
element seriesInfo { element seriesInfo {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
attribute name { text }, attribute name { text },
skipping to change at page 121, line 4 skipping to change at page 126, line 34
attribute role { "editor" }?, attribute role { "editor" }?,
+ attribute asciiFullname { text }?, + attribute asciiFullname { text }?,
organization?, organization?,
address? address?
} }
organization = organization =
element organization { element organization {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute abbrev { text }?, attribute abbrev { text }?,
+ attribute ascii { text }?, + attribute ascii { text }?,
+ attribute asciiAbbrev { text }?,
+ [ a:defaultValue = "true" ]
+ attribute showOnFrontPage { "true" | "false" }?,
+ text + text
+ } + }
+ address = + address =
+ element address { + element address {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ postal?, + postal?,
+ phone?, + phone?,
+ facsimile?, + facsimile?,
+ email?, + email?,
+ uri? + uri?
+ } + }
+ postal = + postal =
+ element postal { + element postal {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ ((city | code | country | region | street)* | postalLine+) + ((city
+ | cityarea
+ | code
+ | country
+ | extaddr
+ | pobox
+ | region
+ | sortingcode
+ | street)*
+ | postalLine+)
+ }
+ cityarea =
+ element cityarea {
+ attribute xml:base { text }?,
+ attribute xml:lang { text }?,
+ attribute ascii { text }?,
+ text
+ }
+ extaddr =
+ element extaddr {
+ attribute xml:base { text }?,
+ attribute xml:lang { text }?,
+ attribute ascii { text }?,
+ text
+ }
+ pobox =
+ element pobox {
+ attribute xml:base { text }?,
+ attribute xml:lang { text }?,
+ attribute ascii { text }?,
+ text
+ }
+ sortingcode =
+ element sortingcode {
+ attribute xml:base { text }?,
+ attribute xml:lang { text }?,
+ attribute ascii { text }?,
+ text
+ } + }
+ street = + street =
+ element street { + element street {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute ascii { text }?, + attribute ascii { text }?,
+ text + text
+ } + }
+ city = + city =
+ element city { + element city {
skipping to change at page 124, line 40 skipping to change at page 131, line 14
+ attribute pn { text }?, + attribute pn { text }?,
+ attribute title { text }?, + attribute title { text }?,
+ [ a:defaultValue = "true" ] + [ a:defaultValue = "true" ]
+ attribute numbered { "true" | "false" }?, + attribute numbered { "true" | "false" }?,
[ a:defaultValue = "default" ] [ a:defaultValue = "default" ]
attribute toc { "include" | "exclude" | "default" }?, attribute toc { "include" | "exclude" | "default" }?,
- (t | figure | texttable | iref)*, - (t | figure | texttable | iref)*,
+ [ a:defaultValue = "false" ] + [ a:defaultValue = "false" ]
+ attribute removeInRFC { "true" | "false" }?, + attribute removeInRFC { "true" | "false" }?,
+ name?, + name?,
+ (artwork + (artset
+ | artwork
+ | aside + | aside
+ | blockquote + | blockquote
+ | dl + | dl
+ | figure + | figure
+ | iref + | iref
+ | ol + | ol
+ | sourcecode + | sourcecode
+ | t + | t
+ | table + | table
+ | texttable + | texttable
+ | ul)*, + | ul)*,
section* section*
} }
+ name = + name =
+ element name { + element name {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute slugifiedName { text }?, + attribute slugifiedName { text }?,
+ (text | cref | eref | relref | tt | xref)* + (text
+ | bcp14
+ | cref
+ | em
+ | eref
+ | iref
+ | relref
+ | strong
+ | sub
+ | sup
+ | tt
+ | xref)*
+ } + }
t = t =
element t { element t {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
attribute hangText { text }?, attribute hangText { text }?,
+ [ a:defaultValue = "false" ] + [ a:defaultValue = "false" ]
+ attribute keepWithNext { "false" | "true" }?, + attribute keepWithNext { "false" | "true" }?,
+ [ a:defaultValue = "false" ] + [ a:defaultValue = "false" ]
+ attribute keepWithPrevious { "false" | "true" }?, + attribute keepWithPrevious { "false" | "true" }?,
(text (text
- | \list
- | figure
- | xref
+ | bcp14 + | bcp14
+ | cref + | cref
+ | em + | em
| eref + | eref
| iref + | iref
- | cref | \list
+ | \list
+ | relref + | relref
| spanx + | spanx
- | vspace)*
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
+ | tt + | tt
+ | vspace + | vspace
+ | xref)* + | xref)*
+ } + }
+ aside = + aside =
+ element aside { + element aside {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ (artwork | dl | figure | iref | \list | ol | t | table | ul)* + (artset | artwork | dl | figure | iref | ol | t | table | ul)*
+ } + }
+ blockquote = + blockquote =
+ element blockquote { + element blockquote {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ attribute cite { text }?, + attribute cite { text }?,
+ attribute quotedFrom { text }?, + attribute quotedFrom { text }?,
+ ((artwork | dl | figure | ol | sourcecode | t | ul)+ + ((artset
+ | artwork
+ | dl
| figure
- | xref
+ | ol
+ | sourcecode
+ | t
+ | table
+ | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | cref + | cref
+ | em + | em
+ | eref | eref
+ | iref | iref
- | cref
- | spanx
- | vspace)*
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
+ | tt + | tt
+ | xref)+) + | xref)+)
} }
\list = \list =
element list { element list {
- attribute style { text }?, - attribute style { text }?,
skipping to change at page 127, line 21 skipping to change at page 134, line 14
+ attribute empty { "false" | "true" }, + attribute empty { "false" | "true" },
+ attribute pn { text }?)?, + attribute pn { text }?)?,
+ li+ + li+
+ } + }
+ li = + li =
+ element li { + element li {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ ((artwork | blockquote | dl | figure | ol | sourcecode | t | + ((artset
+ ul)+ + | artwork
+ | blockquote
+ | dl
+ | figure
+ | ol
+ | sourcecode
+ | t
+ | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | cref + | cref
+ | em + | em
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
skipping to change at page 128, line 26 skipping to change at page 135, line 26
+ | sup + | sup
+ | tt + | tt
+ | xref)* + | xref)*
+ } + }
+ dd = + dd =
+ element dd { + element dd {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ ((artwork | dl | figure | ol | sourcecode | t | ul)+ + ((artset | artwork | dl | figure | ol | sourcecode | t | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | cref + | cref
+ | em + | em
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
skipping to change at page 129, line 4 skipping to change at page 136, line 4
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute target { xsd:IDREF }, attribute target { xsd:IDREF },
- [ a:defaultValue = "false" ] attribute pageno { "true" | - [ a:defaultValue = "false" ] attribute pageno { "true" |
- "false" }?, - "false" }?,
+ [ a:defaultValue = "false" ] + [ a:defaultValue = "false" ]
+ attribute pageno { "true" | "false" }?, + attribute pageno { "true" | "false" }?,
[ a:defaultValue = "default" ] [ a:defaultValue = "default" ]
- attribute format { "counter" | "title" | "none" | "default" - attribute format { "counter" | "title" | "none" | "default"
+ attribute format { "default" | "title" | "counter" | "none" + attribute format { "default" | "title" | "counter" | "none"
+ }?, }?,
+ attribute derivedContent { text }?, + attribute derivedContent { text }?,
+ text + text
+ } + }
+ relref = + relref =
+ element relref { + element relref {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute target { xsd:IDREF }, + attribute target { xsd:IDREF },
+ [ a:defaultValue = "of" ] + [ a:defaultValue = "of" ]
+ attribute displayFormat { "of" | "comma" | "parens" | "bare" + attribute displayFormat { "of" | "comma" | "parens" | "bare"
}?, + }?,
+ attribute section { text }, + attribute section { text },
+ attribute relative { text }?, + attribute relative { text }?,
+ attribute derivedLink { text }?, + attribute derivedLink { text }?,
text text
} }
eref = eref =
element eref { element eref {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute target { text }, attribute target { text },
skipping to change at page 132, line 20 skipping to change at page 139, line 20
+ attribute originalSrc { text }?, + attribute originalSrc { text }?,
[ a:defaultValue = "left" ] [ a:defaultValue = "left" ]
attribute align { "left" | "center" | "right" }?, attribute align { "left" | "center" | "right" }?,
[ a:defaultValue = "" ] attribute alt { text }?, [ a:defaultValue = "" ] attribute alt { text }?,
[ a:defaultValue = "" ] attribute width { text }?, [ a:defaultValue = "" ] attribute width { text }?,
[ a:defaultValue = "" ] attribute height { text }?, [ a:defaultValue = "" ] attribute height { text }?,
+ name?, + name?,
iref*, iref*,
preamble?, preamble?,
- artwork, - artwork,
+ (artwork | sourcecode)+, + (artset | artwork | sourcecode)+,
postamble? postamble?
} }
+ table = + table =
+ element table { + element table {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ [ a:defaultValue = "center" ] + [ a:defaultValue = "center" ]
+ attribute align { "left" | "center" | "right" }?, + attribute align { "left" | "center" | "right" }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ name?, + name?,
+ iref*,
+ thead?, + thead?,
+ tbody+, + tbody+,
+ tfoot? + tfoot?
+ } + }
preamble = preamble =
- element preamble { (text | xref | eref | iref | cref | spanx)* } - element preamble { (text | xref | eref | iref | cref | spanx)* }
+ element preamble { + element preamble {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ (text + (text
skipping to change at page 133, line 8 skipping to change at page 140, line 7
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | spanx + | spanx
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
+ | tt + | tt
+ | xref)* + | xref)*
+ } + }
+ artset =
+ element artset {
+ attribute xml:base { text }?,
+ attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?,
+ attribute pn { text }?,
+ artwork+
+ }
artwork = artwork =
element artwork { element artwork {
- [ a:defaultValue = "preserve" ] - [ a:defaultValue = "preserve" ]
- attribute xml:space { "default" | "preserve" }?, - attribute xml:space { "default" | "preserve" }?,
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ attribute xml:space { text }?, + attribute xml:space { text }?,
[ a:defaultValue = "" ] attribute name { text }?, [ a:defaultValue = "" ] attribute name { text }?,
skipping to change at page 134, line 33 skipping to change at page 141, line 40
+ } + }
+ td = + td =
+ element td { + element td {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ [ a:defaultValue = "0" ] attribute colspan { text }?, + [ a:defaultValue = "0" ] attribute colspan { text }?,
+ [ a:defaultValue = "0" ] attribute rowspan { text }?, + [ a:defaultValue = "0" ] attribute rowspan { text }?,
+ [ a:defaultValue = "left" ] + [ a:defaultValue = "left" ]
+ attribute align { "left" | "center" | "right" }?, + attribute align { "left" | "center" | "right" }?,
+ ((artwork | dl | figure | ol | sourcecode | t | ul)+ + ((artset | artwork | dl | figure | ol | sourcecode | t | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | cref + | cref
+ | em + | em
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
skipping to change at page 135, line 8 skipping to change at page 142, line 15
+ } + }
+ th = + th =
+ element th { + element th {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ [ a:defaultValue = "0" ] attribute colspan { text }?, + [ a:defaultValue = "0" ] attribute colspan { text }?,
+ [ a:defaultValue = "0" ] attribute rowspan { text }?, + [ a:defaultValue = "0" ] attribute rowspan { text }?,
+ [ a:defaultValue = "left" ] + [ a:defaultValue = "left" ]
+ attribute align { "left" | "center" | "right" }?, + attribute align { "left" | "center" | "right" }?,
+ ((artwork | dl | figure | ol | sourcecode | t | ul)+ + ((artset | artwork | dl | figure | ol | sourcecode | t | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | cref + | cref
+ | em + | em
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
skipping to change at page 136, line 28 skipping to change at page 143, line 34
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
text text
} }
- c = element c { (text | xref | eref | iref | cref | spanx)* } - c = element c { (text | xref | eref | iref | cref | spanx)* }
- back = element back { references*, section* } - back = element back { references*, section* }
+ back = + back =
+ element back { + element back {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ displayreference*, + displayreference*,
+ references*, + references,
+ section* + section*
+ } + }
+ displayreference = + displayreference =
+ element displayreference { + element displayreference {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute target { xsd:IDREF }, + attribute target { xsd:IDREF },
+ attribute to { text } + attribute to { text }
+ } + }
references = references =
element references { element references {
- [ a:defaultValue = "References" ] attribute title { text }?, - [ a:defaultValue = "References" ] attribute title { text }?,
- reference+ - reference+
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute title { text }?, + attribute title { text }?,
+ name?, + name?,
+ (reference | referencegroup)* + (references+ | (reference | referencegroup)*)
} }
reference = reference =
element reference { element reference {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute anchor { xsd:ID }, attribute anchor { xsd:ID },
attribute target { text }?, attribute target { text }?,
+ [ a:defaultValue = "true" ] + [ a:defaultValue = "true" ]
+ attribute quoteTitle { "true" | "false" }?, + attribute quote-title { "true" | "false" }?,
front, front,
- seriesInfo*, - seriesInfo*,
- format*, - format*,
- annotation* - annotation*
+ (annotation | format | refcontent | seriesInfo)* + (annotation | format | refcontent | seriesInfo)*
+ } + }
+ referencegroup = + referencegroup =
+ element referencegroup { + element referencegroup {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute target { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ attribute anchor { xsd:ID }, + attribute anchor { xsd:ID },
+ reference+ + reference+
} }
seriesInfo = seriesInfo =
element seriesInfo { element seriesInfo {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute name { text }, attribute name { text },
attribute value { text }, attribute value { text },
skipping to change at page 138, line 25 skipping to change at page 145, line 34
+ | xref)* + | xref)*
+ } + }
+ refcontent = + refcontent =
+ element refcontent { + element refcontent {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ (text | bcp14 | em | strong | sub | sup | tt)* + (text | bcp14 | em | strong | sub | sup | tt)*
+ } + }
+ start |= rfc + start |= rfc
Appendix E. IAB Members at the Time of Approval
The IAB members at the time this memo was approved were (in
alphabetical order):
[[ A list will go here just before publication as an RFC ]]
Appendix F. Acknowledgments
Thanks to everybody who reviewed this document and provided feedback
and/or specification text. Thanks especially go to Julian Reschke
for editing [RFC7749] and those who provided feedback on that
document.
We also thank Marshall T. Rose for both the original design and the
reference implementation of the "xml2rfc" processor.
Index Index
A A
Attributes
abbrev 43, 73
align 15, 33, 68, 70, 72, 83-84
alt 15, 33
anchor 11, 14, 16, 18, 22, 24, 27-28, 30, 33, 38, 41, 46-48,
57, 61, 66, 68, 70-75, 83
ascii 22-23, 31-32, 43-45, 49, 60, 63, 73
asciiAbbrev 43
asciiFullname 18
asciiInitials 19
asciiName 59
asciiSurname 19
asciiValue 59
blankLines 85
category 53
cite 22
colspan 70, 72
consensus 53
counter 80
day 25
display 24
displayFormat 50
docName 54
empty 75
format 77
fullname 19
group 41
hangIndent 80
hangText 66
height 16, 33
href 38
indent 28
indexInclude 54
initials 19
ipr 54
iprExtract 54
item 35
keepWithNext 66
keepWithPrevious 67
month 25
name 16, 59, 61
newline 28
number 54
numbered 57
obsoletes 54
octets 79
pageno 78
prepTime 54
primary 36
quote-title 47
quotedFrom 22
rel 38
relative 52
removeInRFC 40, 58
role 19
rowspan 70, 73
section 53
seriesNo 55
showOnFrontPage 43
sortRefs 55
source 24
spacing 29, 41, 75
src 16, 34, 62
start 41
status 59
stream 60
style 80, 82-83
subitem 36
submissionType 55
suppress-title 34, 83
surname 19
symRefs 55
target 27, 32, 47, 53, 78, 80
title 34, 41, 48, 58, 83
to 27
toc 58
tocDepth 55
tocInclude 56
type 16, 42, 62, 80
updates 56
value 60
version 56
width 17, 34, 84
xml:space 17, 82
year 25
abbrev attribute abbrev attribute
in organization element 41 in organization element 43
in title element 70 in title element 73
abstract element 11, 98 abstract element 11, 102
anchor attribute 12 anchor attribute 11
inside front 33 inside front 35
address element 12, 102
address element 12, 98
inside author 18 inside author 18
align attribute align attribute
in artwork element 15 in artwork element 15
in figure element 32 in figure element 33
in table element 64 in table element 68
in td element 66 in td element 70
in texttable element 79 in texttable element 83
in th element 68 in th element 72
in ttcol element 81 in ttcol element 84
alt attribute alt attribute
in artwork element 15 in artwork element 15
in figure element 32 in figure element 33
anchor attribute anchor attribute
in abstract element 12 in abstract element 11
in artwork element 15 in artset element 14
in aside element 17 in artwork element 16
in blockquote element 21 in aside element 18
in cref element 23 in blockquote element 22
in dd element 26 in cref element 24
in dl element 27 in dd element 27
in dt element 29 in dl element 28
in figure element 32 in dt element 30
in li element 36 in figure element 33
in ol element 39 in li element 38
in reference element 44 in ol element 41
in referencegroup element 45 in reference element 46
in references element 45 in referencegroup element 47
in section element 54 in references element 48
in sourcecode element 58 in section element 57
in t element 63 in sourcecode element 61
in table element 65 in t element 66
in tbody element 65 in table element 68
in td element 66 in tbody element 68
in texttable element 80 in td element 70
in tfoot element 67 in texttable element 83
in th element 69 in tfoot element 71
in thead element 69 in th element 72
in tr element 70 in thead element 73
in ul element 71 in tr element 74
annotation element 12, 98 in ul element 75
inside reference 44 annotation element 12, 102
application/rfc+xml Media Type 83 inside reference 46
area element 13, 98 application/rfc+xml Media Type 86
inside front 33 area element 13, 102
artwork element 13, 98 inside front 35
artset element 13, 102
anchor attribute 14
inside aside 17
inside blockquote 20
inside dd 26
inside figure 33
inside li 36
inside section 56
inside td 69
inside th 71
artwork element 14, 102
align attribute 15 align attribute 15
alt attribute 15 alt attribute 15
anchor attribute 15 anchor attribute 16
height attribute 15 height attribute 16
inside artset 13
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 21
inside dd 25 inside dd 26
inside figure 32 inside figure 33
inside li 35 inside li 36
inside section 53 inside section 56
inside td 65 inside td 69
inside th 67 inside th 71
name attribute 15 name attribute 16
src attribute 15 src attribute 16
type attribute 16 type attribute 16
width attribute 16 width attribute 17
xml:space attribute 17 xml:space attribute 17
ascii attribute ascii attribute
in city element 22 in city element 22
in code element 22 in cityarea element 23
in country element 22 in code element 23
in email element 30 in country element 23
in organization element 41 in email element 31
in postalLine element 42 in extaddr element 32
in region element 46 in organization element 43
in street element 59 in pobox element 44
in title element 70 in postalLine element 45
in region element 49
in sortingcode element 60
in street element 63
in title element 73
asciiAbbrev attribute
in organization element 43
asciiFullname attribute asciiFullname attribute
in author element 18 in author element 18
asciiInitials attribute asciiInitials attribute
in author element 18 in author element 19
asciiName attribute asciiName attribute
in seriesInfo element 55 in seriesInfo element 59
asciiSurname attribute asciiSurname attribute
in author element 18 in author element 19
asciiValue attribute asciiValue attribute
in seriesInfo element 55 in seriesInfo element 59
aside element 17, 98 aside element 17, 102
anchor attribute 17 anchor attribute 18
inside section 53 inside section 57
Attributes author element 18, 102
abbrev 41, 70
align 15, 32, 64, 66, 68, 79, 81
alt 15, 32
anchor 12, 15, 17, 21, 23, 26-27, 29, 32, 36, 39, 44-45, 54,
58, 63, 65-67, 69-71, 80
ascii 22, 30, 41-42, 46, 59, 70
asciiFullname 18
asciiInitials 18
asciiName 55
asciiSurname 18
asciiValue 55
blankLines 81
category 50
cite 21
colspan 67, 69
consensus 50
counter 76
day 24
display 23
displayFormat 47
docName 50
empty 71
format 73
fullname 18
group 39
hangIndent 77
hangText 63
height 15, 32
href 37
indent 27
indexInclude 50
initials 18
ipr 51
iprExtract 51
item 34
keepWithNext 63
keepWithPrevious 63
month 24
name 15, 56, 58
newline 27
number 51
numbered 54
obsoletes 51
octets 76
pageno 74
prepTime 51
primary 34
quotedFrom 21
quoteTitle 44
rel 37
relative 49
removeInRFC 39, 54
role 19
rowspan 67, 69
section 49
seriesNo 51
sortRefs 51
source 24
spacing 28, 39, 72
src 15, 32, 58
start 40
status 56
stream 56
style 77, 79-80
subitem 35
submissionType 52
suppress-title 32, 80
surname 19
symRefs 52
target 26, 31, 44, 49, 75-76
title 33, 39, 46, 54, 80
to 27
toc 54
tocDepth 52
tocInclude 52
type 16, 40, 58, 76
updates 52
value 57
version 53
width 16, 33, 81
xml:space 17, 79
year 25
author element 17, 98
asciiFullname attribute 18 asciiFullname attribute 18
asciiInitials attribute 18 asciiInitials attribute 19
asciiSurname attribute 18 asciiSurname attribute 19
fullname attribute 18 fullname attribute 19
initials attribute 18 initials attribute 19
inside front 33 inside front 34
role attribute 19 role attribute 19
surname attribute 19 surname attribute 19
B B
back element 19, 98 back element 19, 102
inside rfc 50 inside rfc 53
bcp14 element 19, 98 bcp14 element 20, 102
inside annotation 12 inside annotation 12
inside blockquote 20 inside blockquote 21
inside c 75 inside dd 26
inside dd 25 inside dt 29
inside dt 28 inside em 30
inside em 29 inside li 37
inside li 36 inside name 39
inside postamble 77 inside preamble 81
inside preamble 78 inside refcontent 46
inside refcontent 43 inside strong 63
inside strong 60 inside sub 64
inside sub 61 inside sup 65
inside sup 61 inside t 66
inside t 62 inside td 69
inside td 66 inside th 71
inside th 68 inside tt 74
inside tt 71
blankLines attribute blankLines attribute
in vspace element 81 in vspace element 85
blockquote element 20, 98 blockquote element 20, 102
anchor attribute 21 anchor attribute 22
cite attribute 21 cite attribute 22
inside li 35 inside li 37
inside section 53 inside section 57
quotedFrom attribute 21 quotedFrom attribute 22
boilerplate element 21, 98 boilerplate element 22, 102
inside front 34 inside front 35
C C
c element 75, 98 c element 79, 102
inside texttable 79 inside texttable 82
category attribute category attribute
in rfc element 50 in rfc element 53
cite attribute cite attribute
in blockquote element 21 in blockquote element 22
city element 22, 98 city element 22, 102
ascii attribute 22
inside postal 42
code element 22, 98
ascii attribute 22 ascii attribute 22
inside postal 42 inside postal 44
cityarea element 22, 102
ascii attribute 23
inside postal 44
code element 23, 102
ascii attribute 23
inside postal 44
colspan attribute colspan attribute
in td element 67 in td element 70
in th element 69 in th element 72
consensus attribute consensus attribute
in rfc element 50 in rfc element 53
counter attribute counter attribute
in list element 76 in list element 80
country element 22, 98 country element 23, 102
ascii attribute 22 ascii attribute 23
inside postal 42 inside postal 44
cref element 22, 98 cref element 23, 102
anchor attribute 23 anchor attribute 24
display attribute 23 display attribute 24
inside annotation 12 inside annotation 12
inside blockquote 20 inside blockquote 21
inside c 75 inside c 79
inside dd 25 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 30
inside li 36 inside li 37
inside name 38 inside name 39
inside postamble 77 inside postamble 80
inside preamble 78 inside preamble 81
inside strong 60 inside strong 63
inside sub 61 inside sub 64
inside sup 61 inside sup 65
inside t 62 inside t 66
inside td 66 inside td 69
inside th 68 inside th 72
inside tt 71 inside tt 74
inside ttcol 80 inside ttcol 84
source attribute 24 source attribute 24
D D
date element 24, 98 date element 24, 102
day attribute 24 day attribute 25
inside front 33 inside front 35
month attribute 24 month attribute 25
year attribute 25 year attribute 25
day attribute day attribute
in date element 24 in date element 25
dd element 25, 98 dd element 25, 102
anchor attribute 26 anchor attribute 27
inside dl 27 inside dl 28
display attribute display attribute
in cref element 23 in cref element 24
displayFormat attribute displayFormat attribute
in relref element 47 in relref element 50
displayreference element 26, 98 displayreference element 27, 102
inside back 19 inside back 20
target attribute 26 target attribute 27
to attribute 27 to attribute 27
dl element 27, 98 dl element 28, 102
anchor attribute 27 anchor attribute 28
indent attribute 27 indent attribute 28
inside abstract 11 inside abstract 11
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 21
inside dd 25 inside dd 26
inside li 35 inside li 37
inside note 38 inside note 40
inside section 53 inside section 57
inside td 65 inside td 69
inside th 67 inside th 71
newline attribute 27 newline attribute 28
spacing attribute 28 spacing attribute 29
docName attribute docName attribute
in rfc element 50 in rfc element 54
dt element 28, 98 dt element 29, 102
anchor attribute 29 anchor attribute 30
inside dl 27 inside dl 28
E E
Elements Elements
abstract 11, 33 abstract 11, 35
address 12, 18 address 12, 18
annotation 12, 44 annotation 12, 46
area 13, 33 area 13, 35
artwork 13, 17, 20, 25, 32, 35, 53, 65, 67 artset 13, 17, 20, 26, 33, 36, 56, 69, 71
aside 17, 53 artwork 13-14, 17, 21, 26, 33, 36, 56, 69, 71
author 17, 33 aside 17, 57
back 19, 50 author 18, 34
bcp14 12, 19-20, 25, 28-29, 36, 43, 60-62, 66, 68, 71, 75, back 19, 53
77-78 bcp14 12, 20-21, 26, 29-30, 37, 39, 46, 63-66, 69, 71, 74, 81
blockquote 20, 35, 53 blockquote 20, 37, 57
boilerplate 21, 34 boilerplate 22, 35
c 75, 79 c 79, 82
city 22, 42 city 22, 44
code 22, 42 cityarea 22, 44
country 22, 42 code 23, 44
cref 12, 20, 22, 25, 28-29, 36, 38, 60-62, 66, 68, 71, 75, country 23, 44
77-78, 80 cref 12, 21, 23, 26, 29-30, 37, 39, 63-66, 69, 72, 74, 79-81,
date 24, 33 84
dd 25, 27 date 24, 35
displayreference 19, 26 dd 25, 28
dl 11, 17, 20, 25, 27, 35, 38, 53, 65, 67 displayreference 20, 27
dt 27-28 dl 11, 17, 21, 26, 28, 37, 40, 57, 69, 71
em 12, 21, 23, 25, 28-29, 36, 43, 60-62, 66, 68, 71, 75, 77-78 dt 28-29
email 12, 30 em 12, 21, 24, 26, 29-30, 37, 39, 46, 63-66, 69, 72, 74, 81
eref 12, 21, 23, 25, 28-30, 36, 38, 60-62, 66, 68, 71, 75, email 12, 31
77-78, 80 eref 12, 21, 24, 26, 29-31, 37, 39, 63-66, 69, 72, 74, 79, 81,
facsimile 12, 76 84
figure 17, 20, 25, 31, 35, 53, 65, 67 extaddr 32, 44
format 44, 76 facsimile 12, 79
front 33, 44, 50 figure 17, 21, 26, 32, 37, 57, 69, 71
iref 13, 17, 21, 26, 28-29, 31, 34, 36, 53, 60-62, 64, 66, 68, format 46, 79
71, 75, 77-78, 80 front 34, 46, 53
keyword 33, 35 iref 12, 17, 21, 26, 29-30, 33, 35, 37, 39, 57, 63-66, 69, 72,
li 35, 39, 71 74, 79, 81, 84
link 36, 50 keyword 35-36
list 17, 62, 76 li 36, 41, 75
middle 37, 50 link 38, 53
name 31, 37-38, 45, 53, 64, 79 list 66, 80
note 33, 38 middle 39, 53
ol 11, 17, 20, 25, 35, 38-39, 53, 65, 68 name 33, 39-40, 48, 56, 67, 82
organization 18, 41 note 35, 40
phone 12, 41 ol 11, 18, 21, 26, 37, 40-41, 57, 69, 71
postal 12, 42 organization 18, 43
postalLine 42 phone 12, 43
postamble 32, 77, 79 pobox 44
preamble 31, 78-79 postal 12, 44
refcontent 43-44 postalLine 45
reference 43, 45 postamble 33, 80, 82
referencegroup 44-45 preamble 33, 81-82
references 19, 45 refcontent 45-46
region 42, 46 reference 46-48
relref 13, 21, 23, 26, 28-29, 36, 38, 46, 60-62, 66, 68, 71 referencegroup 47-48
rfc 49 references 20, 47-48
section 19, 21, 37, 53-54 region 44, 49
seriesInfo 33, 44, 55 relref 12, 21, 24, 26, 29-30, 37, 39, 49, 64-66, 69, 72, 74,
sourcecode 20, 25, 32, 35, 53, 57, 65, 68 81
spanx 13, 62, 75, 77-78 rfc 53
street 42, 59 section 20, 22, 39, 56-57
strong 13, 21, 23, 26, 28-29, 36, 43, 59, 61-62, 66, 68, 71, seriesInfo 34, 46, 58
75, 77-78 sortingcode 44, 60
sub 13, 21, 23, 26, 28-29, 36, 43, 60, 63, 66, 68, 71, 75, sourcecode 21, 26, 33, 37, 57, 61, 69, 71
77-78 spanx 12, 66, 79, 81-82
sup 13, 21, 23, 26, 28-29, 36, 43, 60-61, 63, 66, 68, 71, 75, street 44, 63
77-78 strong 13, 21, 24, 26, 29-30, 37, 39, 46, 63-66, 69, 72, 74,
svg 14 81
t 11, 17, 20, 25, 35, 38, 53, 62, 65, 68, 76 sub 13, 21, 24, 26, 29-30, 37, 39, 46, 64, 66, 69, 72, 74, 81
table 17, 53, 64 sup 13, 21, 24, 27, 29-30, 37, 39, 46, 64-66, 69, 72, 75, 81
tbody 64-65 svg 15
td 65, 70 t 11, 18, 21, 26, 37, 40, 57, 65, 69, 71, 80
texttable 54, 79 table 18, 21, 57, 67
tfoot 64, 67 tbody 68
th 67, 70 td 68, 74
thead 64, 69 texttable 57, 82
title 33, 69 tfoot 68, 70
tr 65, 67, 69-70 th 71, 74
tt 13, 21, 23, 26, 29, 36, 38, 43, 60-63, 66, 68, 70, 75, thead 68, 73
77-78 title 34, 73
ttcol 79-80 tr 68, 70, 73
ul 11, 17, 20, 25, 35, 38, 54, 65, 68, 71 tt 13, 21, 24, 27, 29-30, 37, 39, 46, 64-66, 70, 72, 74, 81
uri 12, 72 ttcol 82, 84
vspace 63, 81 ul 11, 18, 21, 26, 37, 40, 57, 69, 71, 75
workgroup 33, 72 uri 12, 76
xref 13, 21, 23, 26, 29-30, 36, 38, 60-63, 66, 68, 71-72, 75, vspace 66, 84
77-78, 80 workgroup 35, 76
em element 29, 98 xref 13, 21, 24, 27, 29-30, 37, 39, 64-66, 70, 72, 75-76, 79,
81, 84
em element 30, 102
inside annotation 12 inside annotation 12
inside blockquote 21 inside blockquote 21
inside c 75 inside cref 24
inside cref 23 inside dd 26
inside dd 25 inside dt 29
inside dt 28 inside li 37
inside li 36 inside name 39
inside postamble 77 inside preamble 81
inside preamble 78 inside refcontent 46
inside refcontent 43 inside strong 63
inside strong 60 inside sub 64
inside sub 61 inside sup 65
inside sup 62 inside t 66
inside t 62 inside td 69
inside td 66 inside th 72
inside th 68 inside tt 74
inside tt 71 email element 31, 102
email element 30, 98 ascii attribute 31
ascii attribute 30
inside address 12 inside address 12
empty attribute empty attribute
in ul element 71 in ul element 75
eref element 30, 98 eref element 31, 102
inside annotation 12 inside annotation 12
inside blockquote 21 inside blockquote 21
inside c 75 inside c 79
inside cref 23 inside cref 24
inside dd 25 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 30
inside li 36 inside li 37
inside name 38 inside name 39
inside postamble 77 inside postamble 81
inside preamble 78 inside preamble 81
inside strong 60 inside strong 63
inside sub 61 inside sub 64
inside sup 62 inside sup 65
inside t 62 inside t 66
inside td 66 inside td 69
inside th 68 inside th 72
inside tt 71 inside tt 74
inside ttcol 80 inside ttcol 84
target attribute 31 target attribute 32
extaddr element 32, 102
ascii attribute 32
inside postal 44
F F
facsimile element 76, 98 facsimile element 79, 102
inside address 12 inside address 12
figure element 31, 98 figure element 32, 102
align attribute 32 align attribute 33
alt attribute 32 alt attribute 33
anchor attribute 32 anchor attribute 33
height attribute 32 height attribute 33
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 21
inside dd 25 inside dd 26
inside li 35 inside li 37
inside section 53 inside section 57
inside td 65 inside td 69
inside th 67 inside th 71
src attribute 32 src attribute 34
suppress-title attribute 32 suppress-title attribute 34
title attribute 33 title attribute 34
width attribute 33 width attribute 34
format attribute format attribute
in xref element 73 in xref element 77
format element 76, 98 format element 79, 102
inside reference 44 inside reference 46
octets attribute 76 octets attribute 79
target attribute 76 target attribute 80
type attribute 76 type attribute 80
front element 33, 98 front element 34, 102
inside reference 44 inside reference 46
inside rfc 50 inside rfc 53
fullname attribute fullname attribute
in author element 18 in author element 19
G G
group attribute group attribute
in ol element 39 in ol element 41
H H
hangIndent attribute hangIndent attribute
in list element 77 in list element 80
hangText attribute hangText attribute
in t element 63 in t element 66
height attribute height attribute
in artwork element 15 in artwork element 16
in figure element 32 in figure element 33
href attribute href attribute
in link element 37 in link element 38
I I
indent attribute indent attribute
in dl element 27 in dl element 28
indexInclude attribute indexInclude attribute
in rfc element 50 in rfc element 54
initials attribute initials attribute
in author element 18 in author element 19
ipr attribute ipr attribute
"*2026" 91 "*2026" 95
"*3667" 91 "*3667" 95
"*3978" 91 "*3978" 95
"*trust200811" 91 "*trust200811" 95
"*trust200902" 89 "*trust200902" 93
"noDerivativesTrust200902" 90 "noDerivativesTrust200902" 94
"noModificationTrust200902" 90 "noModificationTrust200902" 94
"pre5378Trust200902" 90 "pre5378Trust200902" 94
"trust200902" 90 "trust200902" 94
in rfc element 51 in rfc element 54
iprExtract attribute iprExtract attribute
in rfc element 51 in rfc element 54
iref element 34, 98 iref element 35, 102
inside annotation 13 inside annotation 12
inside aside 17 inside aside 17
inside blockquote 21 inside blockquote 21
inside c 75 inside c 79
inside dd 26 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 30
inside figure 31 inside figure 33
inside li 36 inside li 37
inside postamble 77 inside name 39
inside preamble 78 inside postamble 81
inside section 53 inside preamble 81
inside strong 60 inside section 57
inside sub 61 inside strong 63
inside sup 62 inside sub 64
inside t 62 inside sup 65
inside table 64 inside t 66
inside td 66 inside td 69
inside th 68 inside th 72
inside tt 71 inside tt 74
inside ttcol 80 inside ttcol 84
item attribute 34 item attribute 35
primary attribute 34 primary attribute 36
subitem attribute 35 subitem attribute 36
item attribute item attribute
in iref element 34 in iref element 35
K K
keepWithNext attribute keepWithNext attribute
in t element 63 in t element 66
keepWithPrevious attribute keepWithPrevious attribute
in t element 63 in t element 67
keyword element 36, 102
keyword element 35, 98 inside front 35
inside front 33
L L
li element 35, 98 li element 36, 102
anchor attribute 36 anchor attribute 38
inside ol 39 inside ol 41
inside ul 71 inside ul 75
link element 36, 98 link element 38, 102
href attribute 37 href attribute 38
inside rfc 50 inside rfc 53
rel attribute 37 rel attribute 38
list element 76, 98 list element 80, 102
counter attribute 76 counter attribute 80
hangIndent attribute 77 hangIndent attribute 80
inside aside 17 inside t 66
inside t 62 style attribute 80
style attribute 77
M M
Media Type Media Type
application/rfc+xml 83 application/rfc+xml 86
middle element 37, 98 middle element 39, 102
inside rfc 50 inside rfc 53
month attribute month attribute
in date element 24 in date element 25
N N
name attribute name attribute
in artwork element 15 in artwork element 16
in seriesInfo element 56 in seriesInfo element 59
in sourcecode element 58 in sourcecode element 61
name element 37, 98 name element 39, 102
inside figure 31 inside figure 33
inside note 38 inside note 40
inside references 45 inside references 48
inside section 53 inside section 56
inside table 64 inside table 67
inside texttable 79 inside texttable 82
newline attribute newline attribute
in dl element 27 in dl element 28
note element 38, 98 note element 40, 102
inside front 33 inside front 35
removeInRFC attribute 39 removeInRFC attribute 40
title attribute 39 title attribute 41
number attribute number attribute
in rfc element 51 in rfc element 54
numbered attribute numbered attribute
in section element 54 in section element 57
O O
obsoletes attribute obsoletes attribute
in rfc element 51 in rfc element 54
octets attribute octets attribute
in format element 76 in format element 79
ol element 39, 98 ol element 41, 102
anchor attribute 39 anchor attribute 41
group attribute 39 group attribute 41
inside abstract 11 inside abstract 11
inside aside 17 inside aside 18
inside blockquote 20 inside blockquote 21
inside dd 25 inside dd 26
inside li 35 inside li 37
inside note 38 inside note 40
inside section 53 inside section 57
inside td 65 inside td 69
inside th 68 inside th 71
spacing attribute 39 spacing attribute 41
start attribute 40 start attribute 41
type attribute 40 type attribute 42
organization element 41, 98 organization element 43, 102
abbrev attribute 41 abbrev attribute 43
ascii attribute 41 ascii attribute 43
asciiAbbrev attribute 43
inside author 18 inside author 18
showOnFrontPage attribute 43
P P
pageno attribute pageno attribute
in xref element 74 in xref element 78
phone element 41, 98 phone element 43, 102
inside address 12 inside address 12
postal element 42, 98 pobox element 44, 102
ascii attribute 44
inside postal 44
postal element 44, 102
inside address 12 inside address 12
postalLine element 42, 98 postalLine element 45, 102
ascii attribute 42 ascii attribute 45
inside postal 42 inside postal 45
postamble element 77, 98 postamble element 80, 102
inside figure 32 inside figure 33
inside texttable 79 inside texttable 82
preamble element 78, 98 preamble element 81, 102
inside figure 31 inside figure 33
inside texttable 79 inside texttable 82
prepTime attribute prepTime attribute
in rfc element 51 in rfc element 54
primary attribute primary attribute
in iref element 34 in iref element 36
Q Q
quote-title attribute
in reference element 47
quotedFrom attribute quotedFrom attribute
in blockquote element 21 in blockquote element 22
quoteTitle attribute
in reference element 44
R R
refcontent element 43, 98 refcontent element 45, 102
inside reference 44 inside reference 46
reference element 43, 98 reference element 46, 102
anchor attribute 44 anchor attribute 46
inside referencegroup 45 inside referencegroup 47
inside references 45 inside references 48
quoteTitle attribute 44 quote-title attribute 47
target attribute 44 target attribute 47
referencegroup element 44, 98 referencegroup element 47, 102
anchor attribute 45 anchor attribute 47
inside references 45 inside references 48
references element 45, 98 target attribute 47
anchor attribute 45 references element 47, 102
inside back 19 anchor attribute 48
title attribute 46 inside back 20
region element 46, 98 inside references 48
ascii attribute 46 title attribute 48
inside postal 42 region element 49, 102
ascii attribute 49
inside postal 44
rel attribute rel attribute
in link element 37 in link element 38
relative attribute relative attribute
in relref element 49 in relref element 52
relref element 46, 98 relref element 49, 102
displayFormat attribute 47 displayFormat attribute 50
inside annotation 13 inside annotation 12
inside blockquote 21 inside blockquote 21
inside cref 23 inside cref 24
inside dd 26 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 30
inside li 36 inside li 37
inside name 38 inside name 39
inside strong 60 inside preamble 81
inside sub 61 inside strong 64
inside sup 62 inside sub 64
inside t 62 inside sup 65
inside td 66 inside t 66
inside th 68 inside td 69
inside tt 71 inside th 72
relative attribute 49 inside tt 74
section attribute 49 relative attribute 52
target attribute 49 section attribute 53
target attribute 53
removeInRFC attribute removeInRFC attribute
in note element 39 in note element 40
in section element 54 in section element 58
rfc element 49, 98 rfc element 53, 102
category attribute 50 category attribute 53
consensus attribute 50 consensus attribute 53
docName attribute 50 docName attribute 54
indexInclude attribute 50 indexInclude attribute 54
ipr attribute 51 ipr attribute 54
iprExtract attribute 51 iprExtract attribute 54
number attribute 51 number attribute 54
obsoletes attribute 51 obsoletes attribute 54
prepTime attribute 51 prepTime attribute 54
seriesNo attribute 51 seriesNo attribute 55
sortRefs attribute 51 sortRefs attribute 55
submissionType attribute 52 submissionType attribute 55
symRefs attribute 52 symRefs attribute 55
tocDepth attribute 52 tocDepth attribute 55
tocInclude attribute 52 tocInclude attribute 56
updates attribute 52 updates attribute 56
version attribute 53 version attribute 56
role attribute role attribute
in author element 19 in author element 19
rowspan attribute rowspan attribute
in td element 67 in td element 70
in th element 69 in th element 73
S S
section attribute section attribute
in relref element 49 in relref element 53
section element 53, 98 section element 56, 102
anchor attribute 54 anchor attribute 57
inside back 19 inside back 20
inside boilerplate 21 inside boilerplate 22
inside middle 37 inside middle 39
inside section 54 inside section 57
numbered attribute 54 numbered attribute 57
removeInRFC attribute 54 removeInRFC attribute 58
title attribute 54 title attribute 58
toc attribute 54 toc attribute 58
seriesInfo element 55, 98 seriesInfo element 58, 102
asciiName attribute 55 asciiName attribute 59
asciiValue attribute 55 asciiValue attribute 59
inside front 33 inside front 34
inside reference 44 inside reference 46
name attribute 56 name attribute 59
status attribute 56 status attribute 59
stream attribute 56 stream attribute 60
value attribute 57 value attribute 60
seriesNo attribute seriesNo attribute
in rfc element 51 in rfc element 55
showOnFrontPage attribute
in organization element 43
sortRefs attribute sortRefs attribute
in rfc element 51 in rfc element 55
sortingcode element 60, 102
ascii attribute 60
inside postal 44
source attribute source attribute
in cref element 24 in cref element 24
sourcecode element 57, 98 sourcecode element 61, 102
anchor attribute 58 anchor attribute 61
inside blockquote 20 inside blockquote 21
inside dd 25 inside dd 26
inside figure 32 inside figure 33
inside li 35 inside li 37
inside section 53 inside section 57
inside td 65 inside td 69
inside th 68 inside th 71
name attribute 58 name attribute 61
src attribute 58 src attribute 62
type attribute 58 type attribute 62
spacing attribute spacing attribute
in dl element 28 in dl element 29
in ol element 39 in ol element 41
in ul element 72 in ul element 75
spanx element 78, 98 spanx element 82, 102
inside annotation 13 inside annotation 12
inside c 75 inside c 79
inside postamble 77 inside postamble 81
inside preamble 78 inside preamble 81
inside t 62 inside t 66
style attribute 79 style attribute 82
xml:space attribute 79 xml:space attribute 82
src attribute src attribute
in artwork element 15 in artwork element 16
in figure element 32 in figure element 34
in sourcecode element 58 in sourcecode element 62
start attribute start attribute
in ol element 40 in ol element 41
status attribute status attribute
in seriesInfo element 56 in seriesInfo element 59
stream attribute stream attribute
in seriesInfo element 56 in seriesInfo element 60
street element 59, 98 street element 63, 102
ascii attribute 59 ascii attribute 63
inside postal 42 inside postal 44
strong element 59, 98 strong element 63, 102
inside annotation 13 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside cref 24
inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 30
inside li 36 inside li 37
inside postamble 77 inside name 39
inside preamble 78 inside preamble 81
inside refcontent 43 inside refcontent 46
inside sub 61 inside sub 64
inside sup 62 inside sup 65
inside t 62 inside t 66
inside td 66 inside td 69
inside th 68 inside th 72
inside tt 71 inside tt 74
style attribute style attribute
in list element 77 in list element 80
in spanx element 79 in spanx element 82
in texttable element 80 in texttable element 83
sub element 60, 98 sub element 64, 102
inside annotation 13 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside cref 24
inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 30
inside li 36 inside li 37
inside postamble 77 inside name 39
inside preamble 78 inside preamble 81
inside refcontent 43 inside refcontent 46
inside strong 60 inside strong 64
inside t 63 inside t 66
inside td 66 inside td 69
inside th 68 inside th 72
inside tt 71 inside tt 74
subitem attribute subitem attribute
in iref element 35 in iref element 36
submissionType attribute submissionType attribute
in rfc element 52 in rfc element 55
sup element 61, 98 sup element 65, 102
inside annotation 13 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside cref 24
inside cref 23 inside dd 27
inside dd 26 inside dt 29
inside dt 28 inside em 30
inside em 29 inside li 37
inside li 36 inside name 39
inside postamble 77 inside preamble 81
inside preamble 78 inside refcontent 46
inside refcontent 43 inside strong 64
inside strong 60 inside t 66
inside t 63 inside td 69
inside td 66 inside th 72
inside th 68 inside tt 75
inside tt 71
suppress-title attribute suppress-title attribute
in figure element 32 in figure element 34
in texttable element 80 in texttable element 83
surname attribute surname attribute
in author element 19 in author element 19
svg element svg element
inside artwork 14 inside artwork 15
symRefs attribute symRefs attribute
in rfc element 52 in rfc element 55
T T
t element 62, 98 t element 65, 102
anchor attribute 63
hangText attribute 63
inside abstract 11
inside aside 17
inside blockquote 20
inside dd 25
inside li 35
inside list 76
inside note 38
inside section 53
inside td 65
inside th 68
keepWithNext attribute 63
keepWithPrevious attribute 63
table element 64, 98
align attribute 64
anchor attribute 65
inside aside 17
inside section 53
target attribute
in displayreference element 26
in eref element 31
in format element 76
in reference element 44
in relref element 49
in xref element 75
tbody element 65, 98
anchor attribute 65
inside table 64
td element 65, 98
align attribute 66
anchor attribute 66 anchor attribute 66
colspan attribute 67 hangText attribute 66
inside tr 70 inside abstract 11
rowspan attribute 67 inside aside 18
texttable element 79, 98 inside blockquote 21
align attribute 79 inside dd 26
anchor attribute 80 inside li 37
inside section 54 inside list 80
style attribute 80 inside note 40
suppress-title attribute 80 inside section 57
title attribute 80 inside td 69
tfoot element 67, 98 inside th 71
anchor attribute 67 keepWithNext attribute 66
inside table 64 keepWithPrevious attribute 67
th element 67, 98 table element 67, 102
align attribute 68 align attribute 68
anchor attribute 69 anchor attribute 68
colspan attribute 69 inside aside 18
inside tr 70 inside blockquote 21
rowspan attribute 69 inside section 57
thead element 69, 98 target attribute
anchor attribute 69 in displayreference element 27
inside table 64 in eref element 32
in format element 80
in reference element 47
in referencegroup element 47
in relref element 53
in xref element 78
tbody element 68, 102
anchor attribute 68
inside table 68
td element 68, 102
align attribute 70
anchor attribute 70
colspan attribute 70
inside tr 74
rowspan attribute 70
texttable element 82, 102
align attribute 83
anchor attribute 83
inside section 57
style attribute 83
suppress-title attribute 83
title attribute 83
tfoot element 70, 102
anchor attribute 71
inside table 68
th element 71, 102
align attribute 72
anchor attribute 72
colspan attribute 72
inside tr 74
rowspan attribute 73
thead element 73, 102
anchor attribute 73
inside table 68
title attribute title attribute
in figure element 33 in figure element 34
in note element 39 in note element 41
in references element 46 in references element 48
in section element 54 in section element 58
in texttable element 80 in texttable element 83
title element 69, 98 title element 73, 102
abbrev attribute 70 abbrev attribute 73
ascii attribute 70 ascii attribute 73
inside front 33 inside front 34
to attribute to attribute
in displayreference element 27 in displayreference element 27
toc attribute toc attribute
in section element 54 in section element 58
tocDepth attribute tocDepth attribute
in rfc element 52 in rfc element 55
tocInclude attribute tocInclude attribute
in rfc element 52 in rfc element 56
tr element 70, 98 tr element 73, 102
anchor attribute 70 anchor attribute 74
inside tbody 65 inside tbody 68
inside tfoot 67 inside tfoot 70
inside thead 69 inside thead 73
tt element 70, 98 tt element 74, 102
inside annotation 13 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside cref 24
inside cref 23 inside dd 27
inside dd 26
inside dt 29 inside dt 29
inside em 29 inside em 30
inside li 36 inside li 37
inside name 38 inside name 39
inside postamble 77 inside preamble 81
inside preamble 78 inside refcontent 46
inside refcontent 43 inside strong 64
inside strong 60 inside sub 64
inside sub 61 inside sup 65
inside sup 62 inside t 66
inside t 63 inside td 70
inside td 66 inside th 72
inside th 68 ttcol element 84, 102
ttcol element 80, 98 align attribute 84
align attribute 81 inside texttable 82
inside texttable 79 width attribute 84
width attribute 81
type attribute type attribute
in artwork element 16 in artwork element 16
in format element 76 in format element 80
in ol element 40 in ol element 42
in sourcecode element 58 in sourcecode element 62
U U
ul element 71, 98 ul element 75, 102
anchor attribute 71 anchor attribute 75
empty attribute 71 empty attribute 75
inside abstract 11 inside abstract 11
inside aside 17 inside aside 18
inside blockquote 20 inside blockquote 21
inside dd 25 inside dd 26
inside li 35 inside li 37
inside note 38 inside note 40
inside section 54 inside section 57
inside td 65 inside td 69
inside th 68 inside th 71
spacing attribute 72 spacing attribute 75
updates attribute updates attribute
in rfc element 52 in rfc element 56
uri element 72, 98 uri element 76, 102
inside address 12 inside address 12
V V
value attribute value attribute
in seriesInfo element 57 in seriesInfo element 60
version attribute version attribute
in rfc element 53 in rfc element 56
vspace element 81, 98 vspace element 84, 102
blankLines attribute 81 blankLines attribute 85
inside t 63 inside t 66
W W
width attribute width attribute
in artwork element 16 in artwork element 17
in figure element 33 in figure element 34
in ttcol element 81 in ttcol element 84
workgroup element 72, 98 workgroup element 76, 102
inside front 33 inside front 35
X X
xml:space attribute xml:space attribute
in artwork element 17 in artwork element 17
in spanx element 79 in spanx element 82
xref element 72, 98
format attribute 73 xref element 76, 102
format attribute 77
inside annotation 13 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside c 79
inside cref 23 inside cref 24
inside dd 26 inside dd 27
inside dt 29 inside dt 29
inside em 30 inside em 30
inside li 36 inside li 37
inside name 38 inside name 39
inside postamble 77 inside postamble 81
inside preamble 78 inside preamble 81
inside strong 60 inside strong 64
inside sub 61 inside sub 64
inside sup 62 inside sup 65
inside t 63 inside t 66
inside td 66 inside td 70
inside th 68 inside th 72
inside tt 71 inside tt 75
inside ttcol 80 inside ttcol 84
pageno attribute 74 pageno attribute 78
target attribute 75 target attribute 78
xref formats xref formats
counter 73 counter 77
default 73 default 77
none 74 none 78
title 74 title 78
Y Y
year attribute year attribute
in date element 25 in date element 25
IAB Members at the Time of Approval
The IAB members at the time this memo was approved were (in
alphabetical order):
[[ A list will go here just before publication as an RFC ]]
Acknowledgments
Thanks to everybody who reviewed this document and provided feedback
and/or specification text. Thanks especially go to Julian Reschke
for editing [RFC7749] and those who provided feedback on that
document.
Most of the changes between this document and RFC 7991 came from the
diligent work of Henrik Levkowetz.
We also thank Marshall T. Rose for both the original design and the
reference implementation of the "xml2rfc" processor.
Author's Address Author's Address
Paul Hoffman John Levine (editor)
ICANN Temporary RFC Series Project Manager
EMail: paul.hoffman@icann.org EMail: rse@rfc-editor.org
 End of changes. 815 change blocks. 
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