draft-iab-rfc7991bis-00.txt   draft-iab-rfc7991bis-01.txt 
Network Working Group P. Hoffman Network Working Group P. Hoffman
Internet-Draft ICANN Internet-Draft ICANN
Obsoletes: 7991 (if approved) October 17, 2018 Obsoletes: 7991 (if approved) October 19, 2018
Intended status: Informational Intended status: Informational
Expires: April 20, 2019 Expires: April 22, 2019
The "xml2rfc" version 3 Vocabulary The "xml2rfc" version 3 Vocabulary
draft-iab-rfc7991bis-00 draft-iab-rfc7991bis-01
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 41 skipping to change at page 1, line 41
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at http://datatracker.ietf.org/drafts/current/. Drafts is at http://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on April 20, 2019. This Internet-Draft will expire on April 22, 2019.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2018 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of (http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
skipping to change at page 2, line 20 skipping to change at page 2, line 20
described in the Simplified BSD License. described in the Simplified BSD License.
Table of Contents Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 5 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 5
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 . . . . . . . . 7 1.4.2. New Attributes for Existing Elements . . . . . . . . 8
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> . . . . . . . . . . . . . . . . . . . . . . . . 11 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. <artwork> . . . . . . . . . . . . . . . . . . . . . . . . 13
2.6. <aside> . . . . . . . . . . . . . . . . . . . . . . . . . 16 2.6. <aside> . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.7. <author> . . . . . . . . . . . . . . . . . . . . . . . . 17 2.7. <author> . . . . . . . . . . . . . . . . . . . . . . . . 17
2.8. <back> . . . . . . . . . . . . . . . . . . . . . . . . . 19 2.8. <back> . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.9. <bcp14> . . . . . . . . . . . . . . . . . . . . . . . . . 19 2.9. <bcp14> . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.10. <blockquote> . . . . . . . . . . . . . . . . . . . . . . 19 2.10. <blockquote> . . . . . . . . . . . . . . . . . . . . . . 20
2.11. <boilerplate> . . . . . . . . . . . . . . . . . . . . . . 21 2.11. <boilerplate> . . . . . . . . . . . . . . . . . . . . . . 21
2.12. <br> . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2.12. <city> . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.13. <city> . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.13. <code> . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.14. <code> . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.14. <country> . . . . . . . . . . . . . . . . . . . . . . . . 22
2.15. <country> . . . . . . . . . . . . . . . . . . . . . . . . 22 2.15. <cref> . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.16. <cref> . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.16. <date> . . . . . . . . . . . . . . . . . . . . . . . . . 24
2.17. <date> . . . . . . . . . . . . . . . . . . . . . . . . . 24 2.17. <dd> . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.18. <dd> . . . . . . . . . . . . . . . . . . . . . . . . . . 25 2.18. <displayreference> . . . . . . . . . . . . . . . . . . . 26
2.19. <displayreference> . . . . . . . . . . . . . . . . . . . 26 2.19. <dl> . . . . . . . . . . . . . . . . . . . . . . . . . . 27
2.20. <dl> . . . . . . . . . . . . . . . . . . . . . . . . . . 27 2.20. <dt> . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2.21. <dt> . . . . . . . . . . . . . . . . . . . . . . . . . . 28 2.21. <em> . . . . . . . . . . . . . . . . . . . . . . . . . . 29
2.22. <em> . . . . . . . . . . . . . . . . . . . . . . . . . . 29 2.22. <email> . . . . . . . . . . . . . . . . . . . . . . . . . 30
2.23. <email> . . . . . . . . . . . . . . . . . . . . . . . . . 30 2.23. <eref> . . . . . . . . . . . . . . . . . . . . . . . . . 30
2.24. <eref> . . . . . . . . . . . . . . . . . . . . . . . . . 30 2.24. <figure> . . . . . . . . . . . . . . . . . . . . . . . . 31
2.25. <figure> . . . . . . . . . . . . . . . . . . . . . . . . 31 2.25. <front> . . . . . . . . . . . . . . . . . . . . . . . . . 33
2.26. <front> . . . . . . . . . . . . . . . . . . . . . . . . . 33 2.26. <iref> . . . . . . . . . . . . . . . . . . . . . . . . . 34
2.27. <iref> . . . . . . . . . . . . . . . . . . . . . . . . . 34 2.27. <keyword> . . . . . . . . . . . . . . . . . . . . . . . . 35
2.28. <keyword> . . . . . . . . . . . . . . . . . . . . . . . . 35 2.28. <li> . . . . . . . . . . . . . . . . . . . . . . . . . . 35
2.29. <li> . . . . . . . . . . . . . . . . . . . . . . . . . . 35 2.29. <link> . . . . . . . . . . . . . . . . . . . . . . . . . 36
2.30. <link> . . . . . . . . . . . . . . . . . . . . . . . . . 36 2.30. <middle> . . . . . . . . . . . . . . . . . . . . . . . . 37
2.31. <middle> . . . . . . . . . . . . . . . . . . . . . . . . 37 2.31. <name> . . . . . . . . . . . . . . . . . . . . . . . . . 37
2.32. <name> . . . . . . . . . . . . . . . . . . . . . . . . . 37 2.32. <note> . . . . . . . . . . . . . . . . . . . . . . . . . 38
2.33. <note> . . . . . . . . . . . . . . . . . . . . . . . . . 38 2.33. <ol> . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.34. <ol> . . . . . . . . . . . . . . . . . . . . . . . . . . 39 2.34. <organization> . . . . . . . . . . . . . . . . . . . . . 41
2.35. <organization> . . . . . . . . . . . . . . . . . . . . . 41 2.35. <phone> . . . . . . . . . . . . . . . . . . . . . . . . . 41
2.36. <phone> . . . . . . . . . . . . . . . . . . . . . . . . . 41 2.36. <postal> . . . . . . . . . . . . . . . . . . . . . . . . 42
2.37. <postal> . . . . . . . . . . . . . . . . . . . . . . . . 42 2.37. <postalLine> . . . . . . . . . . . . . . . . . . . . . . 42
2.38. <postalLine> . . . . . . . . . . . . . . . . . . . . . . 42 2.38. <refcontent> . . . . . . . . . . . . . . . . . . . . . . 43
2.39. <refcontent> . . . . . . . . . . . . . . . . . . . . . . 43 2.39. <reference> . . . . . . . . . . . . . . . . . . . . . . . 43
2.40. <reference> . . . . . . . . . . . . . . . . . . . . . . . 43 2.40. <referencegroup> . . . . . . . . . . . . . . . . . . . . 44
2.41. <referencegroup> . . . . . . . . . . . . . . . . . . . . 44 2.41. <references> . . . . . . . . . . . . . . . . . . . . . . 45
2.42. <references> . . . . . . . . . . . . . . . . . . . . . . 45 2.42. <region> . . . . . . . . . . . . . . . . . . . . . . . . 46
2.43. <region> . . . . . . . . . . . . . . . . . . . . . . . . 46 2.43. <relref> . . . . . . . . . . . . . . . . . . . . . . . . 46
2.44. <relref> . . . . . . . . . . . . . . . . . . . . . . . . 46 2.44. <rfc> . . . . . . . . . . . . . . . . . . . . . . . . . . 49
2.45. <rfc> . . . . . . . . . . . . . . . . . . . . . . . . . . 49 2.45. <section> . . . . . . . . . . . . . . . . . . . . . . . . 53
2.46. <section> . . . . . . . . . . . . . . . . . . . . . . . . 53 2.46. <seriesInfo> . . . . . . . . . . . . . . . . . . . . . . 55
2.47. <seriesInfo> . . . . . . . . . . . . . . . . . . . . . . 55 2.47. <sourcecode> . . . . . . . . . . . . . . . . . . . . . . 57
2.48. <sourcecode> . . . . . . . . . . . . . . . . . . . . . . 57 2.48. <street> . . . . . . . . . . . . . . . . . . . . . . . . 59
2.49. <street> . . . . . . . . . . . . . . . . . . . . . . . . 59 2.49. <strong> . . . . . . . . . . . . . . . . . . . . . . . . 59
2.50. <strong> . . . . . . . . . . . . . . . . . . . . . . . . 59 2.50. <sub> . . . . . . . . . . . . . . . . . . . . . . . . . . 60
2.51. <sub> . . . . . . . . . . . . . . . . . . . . . . . . . . 60 2.51. <sup> . . . . . . . . . . . . . . . . . . . . . . . . . . 61
2.52. <sup> . . . . . . . . . . . . . . . . . . . . . . . . . . 61 2.52. <t> . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
2.53. <t> . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 2.53. <table> . . . . . . . . . . . . . . . . . . . . . . . . . 64
2.54. <table> . . . . . . . . . . . . . . . . . . . . . . . . . 64 2.54. <tbody> . . . . . . . . . . . . . . . . . . . . . . . . . 65
2.55. <tbody> . . . . . . . . . . . . . . . . . . . . . . . . . 64 2.55. <td> . . . . . . . . . . . . . . . . . . . . . . . . . . 65
2.56. <td> . . . . . . . . . . . . . . . . . . . . . . . . . . 65 2.56. <tfoot> . . . . . . . . . . . . . . . . . . . . . . . . . 67
2.57. <tfoot> . . . . . . . . . . . . . . . . . . . . . . . . . 67 2.57. <th> . . . . . . . . . . . . . . . . . . . . . . . . . . 67
2.58. <th> . . . . . . . . . . . . . . . . . . . . . . . . . . 67 2.58. <thead> . . . . . . . . . . . . . . . . . . . . . . . . . 69
2.59. <thead> . . . . . . . . . . . . . . . . . . . . . . . . . 69 2.59. <title> . . . . . . . . . . . . . . . . . . . . . . . . . 69
2.60. <title> . . . . . . . . . . . . . . . . . . . . . . . . . 69 2.60. <tr> . . . . . . . . . . . . . . . . . . . . . . . . . . 70
2.61. <tr> . . . . . . . . . . . . . . . . . . . . . . . . . . 70 2.61. <tt> . . . . . . . . . . . . . . . . . . . . . . . . . . 70
2.62. <tt> . . . . . . . . . . . . . . . . . . . . . . . . . . 70 2.62. <ul> . . . . . . . . . . . . . . . . . . . . . . . . . . 71
2.63. <ul> . . . . . . . . . . . . . . . . . . . . . . . . . . 71 2.63. <uri> . . . . . . . . . . . . . . . . . . . . . . . . . . 72
2.64. <uri> . . . . . . . . . . . . . . . . . . . . . . . . . . 72 2.64. <workgroup> . . . . . . . . . . . . . . . . . . . . . . . 72
2.65. <workgroup> . . . . . . . . . . . . . . . . . . . . . . . 72 2.65. <xref> . . . . . . . . . . . . . . . . . . . . . . . . . 72
2.66. <xref> . . . . . . . . . . . . . . . . . . . . . . . . . 72
3. Elements from v2 That Have Been Deprecated . . . . . . . . . 75 3. Elements from v2 That Have Been Deprecated . . . . . . . . . 75
3.1. <c> . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 3.1. <c> . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
3.2. <facsimile> . . . . . . . . . . . . . . . . . . . . . . . 76 3.2. <facsimile> . . . . . . . . . . . . . . . . . . . . . . . 76
3.3. <format> . . . . . . . . . . . . . . . . . . . . . . . . 76 3.3. <format> . . . . . . . . . . . . . . . . . . . . . . . . 76
3.4. <list> . . . . . . . . . . . . . . . . . . . . . . . . . 76 3.4. <list> . . . . . . . . . . . . . . . . . . . . . . . . . 76
3.5. <postamble> . . . . . . . . . . . . . . . . . . . . . . . 77 3.5. <postamble> . . . . . . . . . . . . . . . . . . . . . . . 77
3.6. <preamble> . . . . . . . . . . . . . . . . . . . . . . . 78 3.6. <preamble> . . . . . . . . . . . . . . . . . . . . . . . 78
3.7. <spanx> . . . . . . . . . . . . . . . . . . . . . . . . . 78 3.7. <spanx> . . . . . . . . . . . . . . . . . . . . . . . . . 78
3.8. <texttable> . . . . . . . . . . . . . . . . . . . . . . . 79 3.8. <texttable> . . . . . . . . . . . . . . . . . . . . . . . 79
3.9. <ttcol> . . . . . . . . . . . . . . . . . . . . . . . . . 80 3.9. <ttcol> . . . . . . . . . . . . . . . . . . . . . . . . . 80
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A.3. The "consensus" Attribute . . . . . . . . . . . . . . . . 92 A.3. The "consensus" Attribute . . . . . . . . . . . . . . . . 92
Appendix B. The v3 Format and Processing Tools . . . . . . . . . 93 Appendix B. The v3 Format and Processing Tools . . . . . . . . . 93
B.1. Including External Text with XInclude . . . . . . . . . . 94 B.1. Including External Text with XInclude . . . . . . . . . . 94
B.2. Anchors and IDs . . . . . . . . . . . . . . . . . . . . . 95 B.2. Anchors and IDs . . . . . . . . . . . . . . . . . . . . . 95
B.2.1. Overlapping Values . . . . . . . . . . . . . . . . . 96 B.2.1. Overlapping Values . . . . . . . . . . . . . . . . . 96
B.3. Attributes Controlled by the Prep Tool . . . . . . . . . 97 B.3. Attributes Controlled by the Prep Tool . . . . . . . . . 97
Appendix C. RELAX NG Schema . . . . . . . . . . . . . . . . . . 98 Appendix C. RELAX NG Schema . . . . . . . . . . . . . . . . . . 98
Appendix D. Schema Differences from v2 . . . . . . . . . . . . . 118 Appendix D. Schema Differences from v2 . . . . . . . . . . . . . 118
Appendix E. IAB Members at the Time of Approval . . . . . . . . 138 Appendix E. IAB Members at the Time of Approval . . . . . . . . 138
Appendix F. Acknowledgments . . . . . . . . . . . . . . . . . . 138 Appendix F. Acknowledgments . . . . . . . . . . . . . . . . . . 138
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
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 29 skipping to change at page 6, line 29
deprecated in v3 in favor of new elements. Deprecated features are deprecated in v3 in favor of new elements. Deprecated features are
listed in Section 1.4.3 and are described in [RFC7749]. listed in Section 1.4.3 and are described in [RFC7749].
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 [[ More will be added here as the draft progresses. ]] o Allow <blockquote> as a child of <li>.
o Removed "It is an error to have both a "src" attribute and content
in the <artwork> element." from Section 2.5.6.
o Removed <br> from the vocabulary.
o Changed the "hanging" attribute of <dl> to "newline".
o Added the "indent" attribute to <dl>.
o Added the "align" attribute to <table>.
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
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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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: Content model:
In any order, but at least one of: In any order, but at least one of:
o <dl> elements (Section 2.20) o <dl> elements (Section 2.19)
o <ol> elements (Section 2.34) o <ol> elements (Section 2.33)
o <t> elements (Section 2.53) o <t> elements (Section 2.52)
o <ul> elements (Section 2.63) o <ul> elements (Section 2.62)
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 2.7).
Content model: Content model:
In this order: In this order:
1. One optional <postal> element (Section 2.37) 1. One optional <postal> element (Section 2.36)
2. One optional <phone> element (Section 2.36) 2. One optional <phone> element (Section 2.35)
3. One optional <facsimile> element (Section 3.2) 3. One optional <facsimile> element (Section 3.2)
4. One optional <email> element (Section 2.23) 4. One optional <email> element (Section 2.22)
5. One optional <uri> element (Section 2.64) 5. One optional <uri> element (Section 2.63)
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 2.40). (Section 2.39).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22)
o <eref> elements (Section 2.24) o <em> elements (Section 2.21)
o <iref> elements (Section 2.27) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.26)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66)
o <xref> elements (Section 2.65)
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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: only text content. Content model: only text content.
2.5. <artwork> 2.5. <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.
skipping to change at page 14, line 25 skipping to change at page 14, line 38
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 <aside> (Section 2.6),
<blockquote> (Section 2.10), <dd> (Section 2.18), <figure> <blockquote> (Section 2.10), <dd> (Section 2.17), <figure>
(Section 2.25), <li> (Section 2.29), <section> (Section 2.46), <td> (Section 2.24), <li> (Section 2.28), <section> (Section 2.45), <td>
(Section 2.56), and <th> (Section 2.58). (Section 2.55), and <th> (Section 2.57).
Content model: Content model:
Either: Either:
Text Text
Or: Or:
<svg> elements (Section 4) <svg> elements (Section 4)
skipping to change at page 16, line 9 skipping to change at page 16, line 23
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.
It is an error to have both a "src" attribute and content in the
<artwork> element.
2.5.7. "type" Attribute 2.5.7. "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
skipping to change at page 16, line 49 skipping to change at page 17, line 14
2.5.9. "xml:space" Attribute 2.5.9. "xml:space" Attribute
Deprecated. Deprecated.
2.6. <aside> 2.6. <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 2.46). This element appears as a child element of <section> (Section 2.45).
Content model: Content model:
In any order: In any order:
o <artwork> elements (Section 2.5) o <artwork> elements (Section 2.5)
o <dl> elements (Section 2.20) o <dl> elements (Section 2.19)
o <figure> elements (Section 2.25) o <figure> elements (Section 2.24)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <list> elements (Section 3.4) o <list> elements (Section 3.4)
o <ol> elements (Section 2.34) o <ol> elements (Section 2.33)
o <t> elements (Section 2.53) o <t> elements (Section 2.52)
o <table> elements (Section 2.54) o <table> elements (Section 2.53)
o <ul> elements (Section 2.63) o <ul> elements (Section 2.62)
2.6.1. "anchor" Attribute 2.6.1. "anchor" Attribute
Document-wide unique identifier for this aside. Document-wide unique identifier for this aside.
2.7. <author> 2.7. <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.
skipping to change at page 17, line 49 skipping to change at page 18, line 13
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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: Content model:
In this order: In this order:
1. One optional <organization> element (Section 2.35) 1. One optional <organization> element (Section 2.34)
2. One optional <address> element (Section 2.2) 2. One optional <address> element (Section 2.2)
2.7.1. "asciiFullname" Attribute 2.7.1. "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 2.7.2. "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
skipping to change at page 19, line 16 skipping to change at page 19, line 26
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> 2.8. <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 2.45). This element appears as a child element of <rfc> (Section 2.44).
Content model: Content model:
In this order: In this order:
1. Optional <displayreference> elements (Section 2.19) 1. Optional <displayreference> elements (Section 2.18)
2. Optional <references> elements (Section 2.42) 2. Optional <references> elements (Section 2.41)
3. Optional <section> elements (Section 2.46) 3. Optional <section> elements (Section 2.45)
2.9. <bcp14> 2.9. <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 2.18), <dt> (Section 2.3), <blockquote> (Section 2.10), <dd> (Section 2.17), <dt>
(Section 2.21), <em> (Section 2.22), <li> (Section 2.29), <preamble> (Section 2.20), <em> (Section 2.21), <li> (Section 2.28), <preamble>
(Section 3.6), <refcontent> (Section 2.39), <strong> (Section 2.50), (Section 3.6), <refcontent> (Section 2.38), <strong> (Section 2.49),
<sub> (Section 2.51), <sup> (Section 2.52), <t> (Section 2.53), <td> <sub> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.52), <td>
(Section 2.56), <th> (Section 2.58), and <tt> (Section 2.62). (Section 2.55), <th> (Section 2.57), and <tt> (Section 2.61).
Content model: only text content. Content model: only text content.
2.10. <blockquote> 2.10. <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 <section> (Section 2.46). This element appears as a child element of <li> (Section 2.28) and
<section> (Section 2.45).
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) * <artwork> elements (Section 2.5)
* <dl> elements (Section 2.20) * <dl> elements (Section 2.19)
* <figure> elements (Section 2.25) * <figure> elements (Section 2.24)
* <ol> elements (Section 2.34) * <ol> elements (Section 2.33)
* <sourcecode> elements (Section 2.48) * <sourcecode> elements (Section 2.47)
* <t> elements (Section 2.53) * <t> elements (Section 2.52)
* <ul> elements (Section 2.63) * <ul> elements (Section 2.62)
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 2.9)
* <cref> elements (Section 2.16) * <cref> elements (Section 2.15)
* <em> elements (Section 2.21)
* <em> elements (Section 2.22) * <eref> elements (Section 2.23)
* <eref> elements (Section 2.24) * <iref> elements (Section 2.26)
* <iref> elements (Section 2.27) * <relref> elements (Section 2.43)
* <relref> elements (Section 2.44) * <strong> elements (Section 2.49)
* <strong> elements (Section 2.50) * <sub> elements (Section 2.50)
* <sub> elements (Section 2.51) * <sup> elements (Section 2.51)
* <sup> elements (Section 2.52)
* <tt> elements (Section 2.62) * <tt> elements (Section 2.61)
* <xref> elements (Section 2.66) * <xref> elements (Section 2.65)
2.10.1. "anchor" Attribute 2.10.1. "anchor" Attribute
Document-wide unique identifier for this quotation. Document-wide unique identifier for this quotation.
2.10.2. "cite" Attribute 2.10.2. "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.
skipping to change at page 21, line 34 skipping to change at page 21, line 46
quotation. quotation.
2.11. <boilerplate> 2.11. <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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: Content model:
One or more <section> elements (Section 2.46) One or more <section> elements (Section 2.45)
2.12. <br>
Indicates that a line break should be inserted in the generated
output by a formatting tool. Multiple successive instances of this
element are ignored.
This element appears as a child element of <td> (Section 2.56) and
<th> (Section 2.58).
Content model: this element does not have any contents.
2.13. <city> 2.12. <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 2.37). This element appears as a child element of <postal> (Section 2.36).
Content model: only text content. Content model: only text content.
2.13.1. "ascii" Attribute 2.12.1. "ascii" Attribute
The ASCII equivalent of the city name. The ASCII equivalent of the city name.
2.14. <code> 2.13. <code>
Gives the postal region code. Gives the postal region code.
This element appears as a child element of <postal> (Section 2.37). This element appears as a child element of <postal> (Section 2.36).
Content model: only text content. Content model: only text content.
2.14.1. "ascii" Attribute 2.13.1. "ascii" Attribute
The ASCII equivalent of the postal code. The ASCII equivalent of the postal code.
2.15. <country> 2.14. <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 2.37). This element appears as a child element of <postal> (Section 2.36).
Content model: only text content. Content model: only text content.
2.15.1. "ascii" Attribute 2.14.1. "ascii" Attribute
The ASCII equivalent of the country name. The ASCII equivalent of the country name.
2.16. <cref> 2.15. <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 2.10), <c> (Section 3.1), <dd>
(Section 2.18), <dt> (Section 2.21), <em> (Section 2.22), <li> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li>
(Section 2.29), <name> (Section 2.32), <postamble> (Section 3.5), (Section 2.28), <name> (Section 2.31), <postamble> (Section 3.5),
<preamble> (Section 3.6), <strong> (Section 2.50), <sub> <preamble> (Section 3.6), <strong> (Section 2.49), <sub>
(Section 2.51), <sup> (Section 2.52), <t> (Section 2.53), <td> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.52), <td>
(Section 2.56), <th> (Section 2.58), <tt> (Section 2.62), and <ttcol> (Section 2.55), <th> (Section 2.57), <tt> (Section 2.61), 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 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.16.1. "anchor" Attribute 2.15.1. "anchor" Attribute
Document-wide unique identifier for this comment. Document-wide unique identifier for this comment.
2.16.2. "display" Attribute 2.15.2. "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"
2.16.3. "source" Attribute 2.15.3. "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.
2.17. <date> 2.16. <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 41 skipping to change at page 24, line 41
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 (year="2012-
2013"), non-specific months (month="Second quarter"), and so on 2013"), non-specific months (month="Second quarter"), and so on
are allowed. are allowed.
This element appears as a child element of <front> (Section 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.17.1. "day" Attribute 2.16.1. "day" Attribute
The day of publication. The day of publication.
2.17.2. "month" Attribute 2.16.2. "month" Attribute
The month or months of publication. The month or months of publication.
2.17.3. "year" Attribute 2.16.3. "year" Attribute
The year or years of publication. The year or years of publication.
2.18. <dd> 2.17. <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 2.20). This element appears as a child element of <dl> (Section 2.19).
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) * <artwork> elements (Section 2.5)
* <dl> elements (Section 2.20) * <dl> elements (Section 2.19)
* <figure> elements (Section 2.25) * <figure> elements (Section 2.24)
* <ol> elements (Section 2.34) * <ol> elements (Section 2.33)
* <sourcecode> elements (Section 2.48) * <sourcecode> elements (Section 2.47)
* <t> elements (Section 2.53) * <t> elements (Section 2.52)
* <ul> elements (Section 2.63) * <ul> elements (Section 2.62)
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 2.9)
* <cref> elements (Section 2.16) * <cref> elements (Section 2.15)
* <em> elements (Section 2.22) * <em> elements (Section 2.21)
* <eref> elements (Section 2.24) * <eref> elements (Section 2.23)
* <iref> elements (Section 2.27) * <iref> elements (Section 2.26)
* <relref> elements (Section 2.44) * <relref> elements (Section 2.43)
* <strong> elements (Section 2.50) * <strong> elements (Section 2.49)
* <sub> elements (Section 2.51) * <sub> elements (Section 2.50)
* <sup> elements (Section 2.52) * <sup> elements (Section 2.51)
* <tt> elements (Section 2.62) * <tt> elements (Section 2.61)
* <xref> elements (Section 2.66) * <xref> elements (Section 2.65)
2.18.1. "anchor" Attribute 2.17.1. "anchor" Attribute
Document-wide unique identifier for this definition. Document-wide unique identifier for this definition.
2.19. <displayreference> 2.18. <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"/>
skipping to change at page 26, line 46 skipping to change at page 26, line 46
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 2.8).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.19.1. "target" Attribute (Mandatory) 2.18.1. "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.
2.19.2. "to" Attribute (Mandatory) 2.18.2. "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 "_".
2.20. <dl> 2.19. <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 2.6), <blockquote> (Section 2.10), <dd>
(Section 2.18), <li> (Section 2.29), <note> (Section 2.33), <section> (Section 2.17), <li> (Section 2.28), <note> (Section 2.32), <section>
(Section 2.46), <td> (Section 2.56), and <th> (Section 2.58). (Section 2.45), <td> (Section 2.55), and <th> (Section 2.57).
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
2.20.1. "anchor" Attribute 2.19.1. "anchor" Attribute
Document-wide unique identifier for the list. Document-wide unique identifier for the list.
2.20.2. "hanging" Attribute 2.19.2. "indent" Attribute
The "hanging" attribute defines whether or not the term appears on Indicates the indentation to be used for the rendering of the second
the same line as the definition. hanging="true" indicates that the and following lines of the item (the first line starts with the term,
term is to the left of the definition, while hanging="false" and is not indented). The indentation amount is interpreted as
characters when rendering plain-text documents, and en-space units
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-
space in CSS units.
2.19.3. "newline" Attribute
The "newline" attribute defines whether or not the term appears on
the same line as the definition. newline="true" indicates that the
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)
2.20.3. "spacing" Attribute 2.19.4. "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"
2.21. <dt> 2.20. <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 2.20). This element appears as a child element of <dl> (Section 2.19).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22)
o <eref> elements (Section 2.24) o <em> elements (Section 2.21)
o <iref> elements (Section 2.27) o <eref> elements (Section 2.23)
o <relref> elements (Section 2.44) o <iref> elements (Section 2.26)
o <strong> elements (Section 2.50) o <relref> elements (Section 2.43)
o <sub> elements (Section 2.51) o <strong> elements (Section 2.49)
o <sup> elements (Section 2.52) o <sub> elements (Section 2.50)
o <tt> elements (Section 2.62) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.21.1. "anchor" Attribute 2.20.1. "anchor" Attribute
Document-wide unique identifier for this term. Document-wide unique identifier for this term.
2.22. <em> 2.21. <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 2.16), (Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15),
<dd> (Section 2.18), <dt> (Section 2.21), <li> (Section 2.29), <dd> (Section 2.17), <dt> (Section 2.20), <li> (Section 2.28),
<preamble> (Section 3.6), <refcontent> (Section 2.39), <strong> <preamble> (Section 3.6), <refcontent> (Section 2.38), <strong>
(Section 2.50), <sub> (Section 2.51), <sup> (Section 2.52), <t> (Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <t>
(Section 2.53), <td> (Section 2.56), <th> (Section 2.58), and <tt> (Section 2.52), <td> (Section 2.55), <th> (Section 2.57), and <tt>
(Section 2.62). (Section 2.61).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <eref> elements (Section 2.24)
o <iref> elements (Section 2.27) o <eref> elements (Section 2.23)
o <relref> elements (Section 2.44) o <iref> elements (Section 2.26)
o <strong> elements (Section 2.50) o <relref> elements (Section 2.43)
o <sub> elements (Section 2.51) o <strong> elements (Section 2.49)
o <sup> elements (Section 2.52) o <sub> elements (Section 2.50)
o <tt> elements (Section 2.62) o <sup> elements (Section 2.51)
o <xref> elements (Section 2.66) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.65)
2.23. <email> 2.22. <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.
2.23.1. "ascii" Attribute 2.22.1. "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.
2.24. <eref> 2.23. <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 11 skipping to change at page 31, line 13
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 2.10), <c> (Section 3.1), <cref>
(Section 2.16), <dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.15), <dd> (Section 2.17), <dt> (Section 2.20), <em>
(Section 2.22), <li> (Section 2.29), <name> (Section 2.32), (Section 2.21), <li> (Section 2.28), <name> (Section 2.31),
<postamble> (Section 3.5), <preamble> (Section 3.6), <strong> <postamble> (Section 3.5), <preamble> (Section 3.6), <strong>
(Section 2.50), <sub> (Section 2.51), <sup> (Section 2.52), <t> (Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <t>
(Section 2.53), <td> (Section 2.56), <th> (Section 2.58), <tt> (Section 2.52), <td> (Section 2.55), <th> (Section 2.57), <tt>
(Section 2.62), and <ttcol> (Section 3.9). (Section 2.61), and <ttcol> (Section 3.9).
Content model: only text content. Content model: only text content.
2.24.1. "target" Attribute (Mandatory) 2.23.1. "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.
2.25. <figure> 2.24. <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 2.6),
<blockquote> (Section 2.10), <dd> (Section 2.18), <li> <blockquote> (Section 2.10), <dd> (Section 2.17), <li>
(Section 2.29), <section> (Section 2.46), <td> (Section 2.56), and (Section 2.28), <section> (Section 2.45), <td> (Section 2.55), and
<th> (Section 2.58). <th> (Section 2.57).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.32) 1. One optional <name> element (Section 2.31)
2. Optional <iref> elements (Section 2.27) 2. Optional <iref> elements (Section 2.26)
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) * <artwork> elements (Section 2.5)
* <sourcecode> elements (Section 2.48)
* <sourcecode> elements (Section 2.47)
5. One optional <postamble> element (Section 3.5) 5. One optional <postamble> element (Section 3.5)
2.25.1. "align" Attribute 2.24.1. "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"
2.25.2. "alt" Attribute 2.24.2. "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.
2.25.3. "anchor" Attribute 2.24.3. "anchor" Attribute
Document-wide unique identifier for this figure. Document-wide unique identifier for this figure.
2.25.4. "height" Attribute 2.24.4. "height" Attribute
Deprecated. Deprecated.
2.25.5. "src" Attribute 2.24.5. "src" Attribute
Deprecated. Deprecated.
2.25.6. "suppress-title" Attribute 2.24.6. "suppress-title" Attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.25.7. "title" Attribute 2.24.7. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.25.8. "width" Attribute 2.24.8. "width" Attribute
Deprecated. Deprecated.
2.26. <front> 2.25. <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 2.47. described in Section 2.46.
This element appears as a child element of <reference> (Section 2.40) This element appears as a child element of <reference> (Section 2.39)
and <rfc> (Section 2.45). and <rfc> (Section 2.44).
Content model: Content model:
In this order: In this order:
1. One <title> element (Section 2.60) 1. One <title> element (Section 2.59)
2. Optional <seriesInfo> elements (Section 2.47) 2. Optional <seriesInfo> elements (Section 2.46)
3. One or more <author> elements (Section 2.7) 3. One or more <author> elements (Section 2.7)
4. One optional <date> element (Section 2.17) 4. One optional <date> element (Section 2.16)
5. Optional <area> elements (Section 2.4) 5. Optional <area> elements (Section 2.4)
6. Optional <workgroup> elements (Section 2.65) 6. Optional <workgroup> elements (Section 2.64)
7. Optional <keyword> elements (Section 2.28) 7. Optional <keyword> elements (Section 2.27)
8. One optional <abstract> element (Section 2.1) 8. One optional <abstract> element (Section 2.1)
9. Optional <note> elements (Section 2.33) 9. Optional <note> elements (Section 2.32)
10. One optional <boilerplate> element (Section 2.11) 10. One optional <boilerplate> element (Section 2.11)
2.27. <iref> 2.26. <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 2.6), <blockquote> (Section 2.10),
<c> (Section 3.1), <dd> (Section 2.18), <dt> (Section 2.21), <em> <c> (Section 3.1), <dd> (Section 2.17), <dt> (Section 2.20), <em>
(Section 2.22), <figure> (Section 2.25), <li> (Section 2.29), (Section 2.21), <figure> (Section 2.24), <li> (Section 2.28),
<postamble> (Section 3.5), <preamble> (Section 3.6), <section> <postamble> (Section 3.5), <preamble> (Section 3.6), <section>
(Section 2.46), <strong> (Section 2.50), <sub> (Section 2.51), <sup> (Section 2.45), <strong> (Section 2.49), <sub> (Section 2.50), <sup>
(Section 2.52), <t> (Section 2.53), <table> (Section 2.54), <td> (Section 2.51), <t> (Section 2.52), <table> (Section 2.53), <td>
(Section 2.56), <th> (Section 2.58), <tt> (Section 2.62), and <ttcol> (Section 2.55), <th> (Section 2.57), <tt> (Section 2.61), 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.
2.27.1. "item" Attribute (Mandatory) 2.26.1. "item" Attribute (Mandatory)
The item to include. The item to include.
2.27.2. "primary" Attribute 2.26.2. "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)
2.27.3. "subitem" Attribute 2.26.3. "subitem" Attribute
The subitem to include. The subitem to include.
2.28. <keyword> 2.27. <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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: only text content. Content model: only text content.
2.29. <li> 2.28. <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 2.34) and This element appears as a child element of <ol> (Section 2.33) and
<ul> (Section 2.63). <ul> (Section 2.62).
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) * <artwork> elements (Section 2.5)
* <dl> elements (Section 2.20) * <blockquote> elements (Section 2.10)
* <figure> elements (Section 2.25) * <dl> elements (Section 2.19)
* <ol> elements (Section 2.34) * <figure> elements (Section 2.24)
* <sourcecode> elements (Section 2.48) * <ol> elements (Section 2.33)
* <t> elements (Section 2.53) * <sourcecode> elements (Section 2.47)
* <ul> elements (Section 2.63) * <t> elements (Section 2.52)
* <ul> elements (Section 2.62)
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 2.9)
* <cref> elements (Section 2.16) * <cref> elements (Section 2.15)
* <em> elements (Section 2.22) * <em> elements (Section 2.21)
* <eref> elements (Section 2.24) * <eref> elements (Section 2.23)
* <iref> elements (Section 2.27) * <iref> elements (Section 2.26)
* <relref> elements (Section 2.44) * <relref> elements (Section 2.43)
* <strong> elements (Section 2.50) * <strong> elements (Section 2.49)
* <sub> elements (Section 2.51) * <sub> elements (Section 2.50)
* <sup> elements (Section 2.52) * <sup> elements (Section 2.51)
* <tt> elements (Section 2.62) * <tt> elements (Section 2.61)
* <xref> elements (Section 2.66) * <xref> elements (Section 2.65)
2.29.1. "anchor" Attribute 2.28.1. "anchor" Attribute
Document-wide unique identifier for this list item. Document-wide unique identifier for this list item.
2.30. <link> 2.29. <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 19 skipping to change at page 37, line 20
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 2.45). This element appears as a child element of <rfc> (Section 2.44).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.30.1. "href" Attribute (Mandatory) 2.29.1. "href" Attribute (Mandatory)
The URI of the external document. The URI of the external document.
2.30.2. "rel" Attribute 2.29.2. "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].
2.31. <middle> 2.30. <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 2.45). This element appears as a child element of <rfc> (Section 2.44).
Content model: Content model:
One or more <section> elements (Section 2.46) One or more <section> elements (Section 2.45)
2.32. <name> 2.31. <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 2.25), This element appears as a child element of <figure> (Section 2.24),
<note> (Section 2.33), <references> (Section 2.42), <section> <note> (Section 2.32), <references> (Section 2.41), <section>
(Section 2.46), <table> (Section 2.54), and <texttable> (Section 2.45), <table> (Section 2.53), 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 2.16) o <cref> elements (Section 2.15)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.33. <note> 2.32. <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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.32) 1. One optional <name> element (Section 2.31)
2. In any order, but at least one of: 2. In any order, but at least one of:
* <dl> elements (Section 2.20) * <dl> elements (Section 2.19)
* <ol> elements (Section 2.34) * <ol> elements (Section 2.33)
* <t> elements (Section 2.53) * <t> elements (Section 2.52)
* <ul> elements (Section 2.63) * <ul> elements (Section 2.62)
2.33.1. "removeInRFC" Attribute 2.32.1. "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)
2.33.2. "title" Attribute 2.32.2. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.34. <ol> 2.33. <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 2.6), <blockquote> (Section 2.10), <dd>
(Section 2.18), <li> (Section 2.29), <note> (Section 2.33), <section> (Section 2.17), <li> (Section 2.28), <note> (Section 2.32), <section>
(Section 2.46), <td> (Section 2.56), and <th> (Section 2.58). (Section 2.45), <td> (Section 2.55), and <th> (Section 2.57).
Content model: Content model:
One or more <li> elements (Section 2.29) One or more <li> elements (Section 2.28)
2.34.1. "anchor" Attribute 2.33.1. "anchor" Attribute
Document-wide unique identifier for the list. Document-wide unique identifier for the list.
2.34.2. "group" Attribute 2.33.2. "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.
2.34.3. "spacing" Attribute 2.33.3. "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"
2.34.4. "start" Attribute 2.33.4. "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.
2.34.5. "type" Attribute 2.33.5. "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 18 skipping to change at page 41, line 18
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.'".
2.35. <organization> 2.34. <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 2.7).
Content model: only text content. Content model: only text content.
2.35.1. "abbrev" Attribute 2.34.1. "abbrev" Attribute
Abbreviated variant. Abbreviated variant.
2.35.2. "ascii" Attribute 2.34.2. "ascii" Attribute
The ASCII equivalent of the organization's name. The ASCII equivalent of the organization's name.
2.36. <phone> 2.35. <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.
2.37. <postal> 2.36. <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 2.13) * <city> elements (Section 2.12)
* <code> elements (Section 2.14) * <code> elements (Section 2.13)
* <country> elements (Section 2.15) * <country> elements (Section 2.14)
* <region> elements (Section 2.43) * <region> elements (Section 2.42)
* <street> elements (Section 2.49) * <street> elements (Section 2.48)
Or: Or:
One or more <postalLine> elements (Section 2.38) One or more <postalLine> elements (Section 2.37)
2.38. <postalLine> 2.37. <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 2.37). This element appears as a child element of <postal> (Section 2.36).
Content model: only text content. Content model: only text content.
2.38.1. "ascii" Attribute 2.37.1. "ascii" Attribute
The ASCII equivalent of the text in the address line. The ASCII equivalent of the text in the address line.
2.39. <refcontent> 2.38. <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 43, line 28
</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 2.40). (Section 2.39).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
2.40. <reference> 2.39. <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 2.41) and <references> (Section 2.42). (Section 2.40) and <references> (Section 2.41).
Content model: Content model:
In this order: In this order:
1. One <front> element (Section 2.26) 1. One <front> element (Section 2.25)
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 2.39) * <refcontent> elements (Section 2.38)
* <seriesInfo> elements (Section 2.47; deprecated in this * <seriesInfo> elements (Section 2.46; deprecated in this
context) context)
2.40.1. "anchor" Attribute (Mandatory) 2.39.1. "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.
2.40.2. "quoteTitle" Attribute 2.39.2. "quoteTitle" 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"
2.40.3. "target" Attribute 2.39.3. "target" Attribute
Holds the URI for the reference. Holds the URI for the reference.
2.41. <referencegroup> 2.40. <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 2.42). (Section 2.41).
Content model: Content model:
One or more <reference> elements (Section 2.40) One or more <reference> elements (Section 2.39)
2.41.1. "anchor" Attribute (Mandatory) 2.40.1. "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.
2.42. <references> 2.41. <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 2.8).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.32) 1. One optional <name> element (Section 2.31)
2. In any order: 2. In any order:
* <reference> elements (Section 2.40) * <reference> elements (Section 2.39)
* <referencegroup> elements (Section 2.41) * <referencegroup> elements (Section 2.40)
2.42.1. "anchor" Attribute 2.41.1. "anchor" Attribute
An optional user-supplied identifier for this set of references. An optional user-supplied identifier for this set of references.
2.42.2. "title" Attribute 2.41.2. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.43. <region> 2.42. <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 2.37). This element appears as a child element of <postal> (Section 2.36).
Content model: only text content. Content model: only text content.
2.43.1. "ascii" Attribute 2.42.1. "ascii" Attribute
The ASCII equivalent of the region name. The ASCII equivalent of the region name.
2.44. <relref> 2.43. <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 47, line 6
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 2.16), (Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15),
<dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.22), <li> <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li>
(Section 2.29), <name> (Section 2.32), <preamble> (Section 3.6), (Section 2.28), <name> (Section 2.31), <preamble> (Section 3.6),
<strong> (Section 2.50), <sub> (Section 2.51), <sup> (Section 2.52), <strong> (Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51),
<t> (Section 2.53), <td> (Section 2.56), <th> (Section 2.58), and <t> (Section 2.52), <td> (Section 2.55), <th> (Section 2.57), and
<tt> (Section 2.62). <tt> (Section 2.61).
Content model: only text content. Content model: only text content.
2.44.1. "displayFormat" Attribute 2.43.1. "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 49, line 27
Allowed values: Allowed values:
o "of" (default) o "of" (default)
o "comma" o "comma"
o "parens" o "parens"
o "bare" o "bare"
2.44.2. "relative" Attribute 2.43.2. "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.
2.44.3. "section" Attribute (Mandatory) 2.43.3. "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.
2.44.4. "target" Attribute (Mandatory) 2.43.4. "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.
2.45. <rfc> 2.44. <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 2.30) 1. Optional <link> elements (Section 2.29)
2. One <front> element (Section 2.26) 2. One <front> element (Section 2.25)
3. One <middle> element (Section 2.31) 3. One <middle> element (Section 2.30)
4. One optional <back> element (Section 2.8) 4. One optional <back> element (Section 2.8)
2.45.1. "category" Attribute 2.44.1. "category" Attribute
Deprecated; instead, use the "name" attribute in <seriesInfo>. Deprecated; instead, use the "name" attribute in <seriesInfo>.
2.45.2. "consensus" Attribute 2.44.2. "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"
2.45.3. "docName" Attribute 2.44.3. "docName" Attribute
Deprecated; instead, use the "value" attribute in <seriesInfo>. Deprecated; instead, use the "value" attribute in <seriesInfo>.
2.45.4. "indexInclude" Attribute 2.44.4. "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"
2.45.5. "ipr" Attribute 2.44.5. "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.
2.45.6. "iprExtract" Attribute 2.44.6. "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).
2.45.7. "number" Attribute 2.44.7. "number" Attribute
Deprecated; instead, use the "value" attribute in <seriesInfo>. Deprecated; instead, use the "value" attribute in <seriesInfo>.
2.45.8. "obsoletes" Attribute 2.44.8. "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.
2.45.9. "prepTime" Attribute 2.44.9. "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".
2.45.10. "seriesNo" Attribute 2.44.10. "seriesNo" Attribute
Deprecated; instead, use the "value" attribute in <seriesInfo>. Deprecated; instead, use the "value" attribute in <seriesInfo>.
2.45.11. "sortRefs" Attribute 2.44.11. "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)
2.45.12. "submissionType" Attribute 2.44.12. "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"
2.45.13. "symRefs" Attribute 2.44.13. "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"
2.45.14. "tocDepth" Attribute 2.44.14. "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".
2.45.15. "tocInclude" Attribute 2.44.15. "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"
2.45.16. "updates" Attribute 2.44.16. "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.
2.45.17. "version" Attribute 2.44.17. "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".
2.46. <section> 2.45. <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 2.8),
<boilerplate> (Section 2.11), <middle> (Section 2.31), and <section> <boilerplate> (Section 2.11), <middle> (Section 2.30), and <section>
(Section 2.46). (Section 2.45).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.32) 1. One optional <name> element (Section 2.31)
2. In any order: 2. In any order:
* <artwork> elements (Section 2.5) * <artwork> elements (Section 2.5)
* <aside> elements (Section 2.6) * <aside> elements (Section 2.6)
* <blockquote> elements (Section 2.10) * <blockquote> elements (Section 2.10)
* <dl> elements (Section 2.20) * <dl> elements (Section 2.19)
* <figure> elements (Section 2.25) * <figure> elements (Section 2.24)
* <iref> elements (Section 2.27) * <iref> elements (Section 2.26)
* <ol> elements (Section 2.34) * <ol> elements (Section 2.33)
* <sourcecode> elements (Section 2.48) * <sourcecode> elements (Section 2.47)
* <t> elements (Section 2.53) * <t> elements (Section 2.52)
* <table> elements (Section 2.54) * <table> elements (Section 2.53)
* <texttable> elements (Section 3.8) * <texttable> elements (Section 3.8)
* <ul> elements (Section 2.63) * <ul> elements (Section 2.62)
3. Optional <section> elements (Section 2.46) 3. Optional <section> elements (Section 2.45)
2.46.1. "anchor" Attribute 2.45.1. "anchor" Attribute
Document-wide unique identifier for this section. Document-wide unique identifier for this section.
2.46.2. "numbered" Attribute 2.45.2. "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.
Allowed values: Allowed values:
o "true" (default) o "true" (default)
o "false" o "false"
2.46.3. "removeInRFC" Attribute 2.45.3. "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)
2.46.4. "title" Attribute 2.45.4. "title" Attribute
Deprecated. Use <name> instead. Deprecated. Use <name> instead.
2.46.5. "toc" Attribute 2.45.5. "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)
2.47. <seriesInfo> 2.46. <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 2.26) and This element appears as a child element of <front> (Section 2.25) and
<reference> (Section 2.40; deprecated in this context). <reference> (Section 2.39; deprecated in this context).
Content model: this element does not have any contents. Content model: this element does not have any contents.
2.47.1. "asciiName" Attribute 2.46.1. "asciiName" Attribute
The ASCII equivalent of the name field. The ASCII equivalent of the name field.
2.47.2. "asciiValue" Attribute 2.46.2. "asciiValue" Attribute
The ASCII equivalent of the value field. The ASCII equivalent of the value field.
2.47.3. "name" Attribute (Mandatory) 2.46.3. "name" Attribute (Mandatory)
The name of the series. The currently known values are "RFC", The name of the series. The currently known values are "RFC",
"Internet-Draft", and "DOI". The RFC Series Editor may change this "Internet-Draft", and "DOI". The RFC Series Editor may change this
list in the future. list in the future.
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 o If a <front> element contains a <seriesInfo> element with a name
of "Internet-Draft", it can also have at most one additional of "Internet-Draft", it can also have at most one additional
<seriesInfo> element with a "status" attribute whose value is of <seriesInfo> element with a "status" attribute whose value is of
skipping to change at page 56, line 43 skipping to change at page 56, line 43
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].
2.47.4. "status" Attribute 2.46.4. "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.
2.47.5. "stream" Attribute 2.46.5. "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"
2.47.6. "value" Attribute (Mandatory) 2.46.6. "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-someprotocol-07.txt". "draft-ietf-somewg-someprotocol-07.txt".
2.48. <sourcecode> 2.47. <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 58, line 6
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 2.18), <figure> (Section 2.25), <li> (Section 2.10), <dd> (Section 2.17), <figure> (Section 2.24), <li>
(Section 2.29), <section> (Section 2.46), <td> (Section 2.56), and (Section 2.28), <section> (Section 2.45), <td> (Section 2.55), and
<th> (Section 2.58). <th> (Section 2.57).
Content model: only text content. Content model: only text content.
2.48.1. "anchor" Attribute 2.47.1. "anchor" Attribute
Document-wide unique identifier for this source code. Document-wide unique identifier for this source code.
2.48.2. "name" Attribute 2.47.2. "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.
2.48.3. "src" Attribute 2.47.3. "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.
2.48.4. "type" Attribute 2.47.4. "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 34 skipping to change at page 59, line 34
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.
2.49. <street> 2.48. <street>
Provides a street address. Provides a street address.
This element appears as a child element of <postal> (Section 2.37). This element appears as a child element of <postal> (Section 2.36).
Content model: only text content. Content model: only text content.
2.49.1. "ascii" Attribute 2.48.1. "ascii" Attribute
The ASCII equivalent of the street address. The ASCII equivalent of the street address.
2.50. <strong> 2.49. <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 2.16), (Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15),
<dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.22), <li> <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li>
(Section 2.29), <preamble> (Section 3.6), <refcontent> (Section 2.28), <preamble> (Section 3.6), <refcontent>
(Section 2.39), <sub> (Section 2.51), <sup> (Section 2.52), <t> (Section 2.38), <sub> (Section 2.50), <sup> (Section 2.51), <t>
(Section 2.53), <td> (Section 2.56), <th> (Section 2.58), and <tt> (Section 2.52), <td> (Section 2.55), <th> (Section 2.57), and <tt>
(Section 2.62). (Section 2.61).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.51. <sub> 2.50. <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 2.16), (Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15),
<dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.22), <li> <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li>
(Section 2.29), <preamble> (Section 3.6), <refcontent> (Section 2.28), <preamble> (Section 3.6), <refcontent>
(Section 2.39), <strong> (Section 2.50), <t> (Section 2.53), <td> (Section 2.38), <strong> (Section 2.49), <t> (Section 2.52), <td>
(Section 2.56), <th> (Section 2.58), and <tt> (Section 2.62). (Section 2.55), <th> (Section 2.57), and <tt> (Section 2.61).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.52. <sup> 2.51. <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 2.16), (Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15),
<dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.22), <li> <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li>
(Section 2.29), <preamble> (Section 3.6), <refcontent> (Section 2.28), <preamble> (Section 3.6), <refcontent>
(Section 2.39), <strong> (Section 2.50), <t> (Section 2.53), <td> (Section 2.38), <strong> (Section 2.49), <t> (Section 2.52), <td>
(Section 2.56), <th> (Section 2.58), and <tt> (Section 2.62). (Section 2.55), <th> (Section 2.57), and <tt> (Section 2.61).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.53. <t> 2.52. <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 2.6), <blockquote> (Section 2.10), <dd>
(Section 2.18), <li> (Section 2.29), <list> (Section 3.4), <note> (Section 2.17), <li> (Section 2.28), <list> (Section 3.4), <note>
(Section 2.33), <section> (Section 2.46), <td> (Section 2.56), and (Section 2.32), <section> (Section 2.45), <td> (Section 2.55), and
<th> (Section 2.58). <th> (Section 2.57).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <list> elements (Section 3.4) o <list> elements (Section 3.4)
o <relref> elements (Section 2.44) o <relref> elements (Section 2.43)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <vspace> elements (Section 3.10) o <vspace> elements (Section 3.10)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
2.53.1. "anchor" Attribute 2.52.1. "anchor" Attribute
Document-wide unique identifier for this paragraph. Document-wide unique identifier for this paragraph.
2.53.2. "hangText" Attribute 2.52.2. "hangText" Attribute
Deprecated. Instead, use <dd> inside of a definition list (<dl>). Deprecated. Instead, use <dd> inside of a definition list (<dl>).
2.53.3. "keepWithNext" Attribute 2.52.3. "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"
2.53.4. "keepWithPrevious" Attribute 2.52.4. "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"
2.54. <table> 2.53. <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 2.6) and
<section> (Section 2.46). <section> (Section 2.45).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.32) 1. One optional <name> element (Section 2.31)
2. Optional <iref> elements (Section 2.27) 2. Optional <iref> elements (Section 2.26)
3. One optional <thead> element (Section 2.59) 3. One optional <thead> element (Section 2.58)
4. One or more <tbody> elements (Section 2.55) 4. One or more <tbody> elements (Section 2.54)
5. One optional <tfoot> element (Section 2.57) 5. One optional <tfoot> element (Section 2.56)
2.54.1. "anchor" Attribute 2.53.1. "align" Attribute
Controls whether the table appears left justified, centered
(default), or right justified. Tables are aligned relative to the
left margin of the document.
Allowed values:
o "left"
o "center" (default)
o "right"
2.53.2. "anchor" Attribute
Document-wide unique identifier for this table. Document-wide unique identifier for this table.
2.55. <tbody> 2.54. <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 2.54). This element appears as a child element of <table> (Section 2.53).
Content model: Content model:
One or more <tr> elements (Section 2.61) One or more <tr> elements (Section 2.60)
2.55.1. "anchor" Attribute 2.54.1. "anchor" Attribute
Document-wide unique identifier for the tbody. Document-wide unique identifier for the tbody.
2.56. <td> 2.55. <td>
A cell in a table row. A cell in a table row.
This element appears as a child element of <tr> (Section 2.61). This element appears as a child element of <tr> (Section 2.60).
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) * <artwork> elements (Section 2.5)
* <dl> elements (Section 2.20) * <dl> elements (Section 2.19)
* <figure> elements (Section 2.25) * <figure> elements (Section 2.24)
* <ol> elements (Section 2.34) * <ol> elements (Section 2.33)
* <sourcecode> elements (Section 2.48) * <sourcecode> elements (Section 2.47)
* <t> elements (Section 2.53) * <t> elements (Section 2.52)
* <ul> elements (Section 2.63) * <ul> elements (Section 2.62)
Or: Or:
In any order: In any order:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.9)
* <br> elements (Section 2.12) * <cref> elements (Section 2.15)
* <cref> elements (Section 2.16) * <em> elements (Section 2.21)
* <em> elements (Section 2.22) * <eref> elements (Section 2.23)
* <eref> elements (Section 2.24)
* <iref> elements (Section 2.27) * <iref> elements (Section 2.26)
* <relref> elements (Section 2.44) * <relref> elements (Section 2.43)
* <strong> elements (Section 2.50) * <strong> elements (Section 2.49)
* <sub> elements (Section 2.51) * <sub> elements (Section 2.50)
* <sup> elements (Section 2.52) * <sup> elements (Section 2.51)
* <tt> elements (Section 2.62) * <tt> elements (Section 2.61)
* <xref> elements (Section 2.66) * <xref> elements (Section 2.65)
2.56.1. "align" Attribute 2.55.1. "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"
2.56.2. "anchor" Attribute 2.55.2. "anchor" Attribute
Document-wide unique identifier for the cell. Document-wide unique identifier for the cell.
2.56.3. "colspan" Attribute 2.55.3. "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.
2.56.4. "rowspan" Attribute 2.55.4. "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.
2.57. <tfoot> 2.56. <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 2.54). This element appears as a child element of <table> (Section 2.53).
Content model: Content model:
One or more <tr> elements (Section 2.61) One or more <tr> elements (Section 2.60)
2.57.1. "anchor" Attribute 2.56.1. "anchor" Attribute
Document-wide unique identifier for the tfoot. Document-wide unique identifier for the tfoot.
2.58. <th> 2.57. <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 2.61). This element appears as a child element of <tr> (Section 2.60).
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) * <artwork> elements (Section 2.5)
* <dl> elements (Section 2.20) * <dl> elements (Section 2.19)
* <figure> elements (Section 2.25)
* <ol> elements (Section 2.34) * <figure> elements (Section 2.24)
* <ol> elements (Section 2.33)
* <sourcecode> elements (Section 2.48) * <sourcecode> elements (Section 2.47)
* <t> elements (Section 2.53) * <t> elements (Section 2.52)
* <ul> elements (Section 2.63) * <ul> elements (Section 2.62)
Or: Or:
In any order: In any order:
* Text * Text
* <bcp14> elements (Section 2.9) * <bcp14> elements (Section 2.9)
* <br> elements (Section 2.12) * <cref> elements (Section 2.15)
* <cref> elements (Section 2.16)
* <em> elements (Section 2.22) * <em> elements (Section 2.21)
* <eref> elements (Section 2.24) * <eref> elements (Section 2.23)
* <iref> elements (Section 2.27) * <iref> elements (Section 2.26)
* <relref> elements (Section 2.44) * <relref> elements (Section 2.43)
* <strong> elements (Section 2.50) * <strong> elements (Section 2.49)
* <sub> elements (Section 2.51) * <sub> elements (Section 2.50)
* <sup> elements (Section 2.52) * <sup> elements (Section 2.51)
* <tt> elements (Section 2.62) * <tt> elements (Section 2.61)
* <xref> elements (Section 2.66) * <xref> elements (Section 2.65)
2.58.1. "align" Attribute 2.57.1. "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"
2.58.2. "anchor" Attribute 2.57.2. "anchor" Attribute
Document-wide unique identifier for the row. Document-wide unique identifier for the row.
2.58.3. "colspan" Attribute 2.57.3. "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.
2.58.4. "rowspan" Attribute 2.57.4. "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.
2.59. <thead> 2.58. <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 2.54). This element appears as a child element of <table> (Section 2.53).
Content model: Content model:
One or more <tr> elements (Section 2.61) One or more <tr> elements (Section 2.60)
2.59.1. "anchor" Attribute 2.58.1. "anchor" Attribute
Document-wide unique identifier for the thead. Document-wide unique identifier for the thead.
2.60. <title> 2.59. <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 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: only text content. Content model: only text content.
2.60.1. "abbrev" Attribute 2.59.1. "abbrev" Attribute
Specifies an abbreviated variant of the document title. Specifies an abbreviated variant of the document title.
2.60.2. "ascii" Attribute 2.59.2. "ascii" Attribute
The ASCII equivalent of the title. The ASCII equivalent of the title.
2.61. <tr> 2.60. <tr>
A row of a table. A row of a table.
This element appears as a child element of <tbody> (Section 2.55), This element appears as a child element of <tbody> (Section 2.54),
<tfoot> (Section 2.57), and <thead> (Section 2.59). <tfoot> (Section 2.56), and <thead> (Section 2.58).
Content model: Content model:
In any order, but at least one of: In any order, but at least one of:
o <td> elements (Section 2.56) o <td> elements (Section 2.55)
o <th> elements (Section 2.58) o <th> elements (Section 2.57)
2.61.1. "anchor" Attribute 2.60.1. "anchor" Attribute
Document-wide unique identifier for the row. Document-wide unique identifier for the row.
2.62. <tt> 2.61. <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 2.16), (Section 2.3), <blockquote> (Section 2.10), <cref> (Section 2.15),
<dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.22), <li> <dd> (Section 2.17), <dt> (Section 2.20), <em> (Section 2.21), <li>
(Section 2.29), <name> (Section 2.32), <preamble> (Section 3.6), (Section 2.28), <name> (Section 2.31), <preamble> (Section 3.6),
<refcontent> (Section 2.39), <strong> (Section 2.50), <sub> <refcontent> (Section 2.38), <strong> (Section 2.49), <sub>
(Section 2.51), <sup> (Section 2.52), <t> (Section 2.53), <td> (Section 2.50), <sup> (Section 2.51), <t> (Section 2.52), <td>
(Section 2.56), and <th> (Section 2.58). (Section 2.55), and <th> (Section 2.57).
Content model: Content model:
In any order: In any order:
o Text o Text
o <bcp14> elements (Section 2.9) o <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22)
o <eref> elements (Section 2.24) o <em> elements (Section 2.21)
o <iref> elements (Section 2.27) o <eref> elements (Section 2.23)
o <relref> elements (Section 2.44) o <iref> elements (Section 2.26)
o <strong> elements (Section 2.50) o <relref> elements (Section 2.43)
o <sub> elements (Section 2.51) o <strong> elements (Section 2.49)
o <sup> elements (Section 2.52) o <sub> elements (Section 2.50)
o <xref> elements (Section 2.66) o <sup> elements (Section 2.51)
2.63. <ul> o <xref> elements (Section 2.65)
2.62. <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 2.6), <blockquote> (Section 2.10), <dd>
(Section 2.18), <li> (Section 2.29), <note> (Section 2.33), <section> (Section 2.17), <li> (Section 2.28), <note> (Section 2.32), <section>
(Section 2.46), <td> (Section 2.56), and <th> (Section 2.58). (Section 2.45), <td> (Section 2.55), and <th> (Section 2.57).
Content model: Content model:
One or more <li> elements (Section 2.29) One or more <li> elements (Section 2.28)
2.63.1. "anchor" Attribute 2.62.1. "anchor" Attribute
Document-wide unique identifier for the list. Document-wide unique identifier for the list.
2.63.2. "empty" Attribute 2.62.2. "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"
2.63.3. "spacing" Attribute 2.62.3. "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"
2.64. <uri> 2.63. <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.
2.65. <workgroup> 2.64. <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 2.45.12). element (Section 2.44.12).
This element appears as a child element of <front> (Section 2.26). This element appears as a child element of <front> (Section 2.25).
Content model: only text content. Content model: only text content.
2.66. <xref> 2.65. <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 2.10), <c> (Section 3.1), <cref>
(Section 2.16), <dd> (Section 2.18), <dt> (Section 2.21), <em> (Section 2.15), <dd> (Section 2.17), <dt> (Section 2.20), <em>
(Section 2.22), <li> (Section 2.29), <name> (Section 2.32), (Section 2.21), <li> (Section 2.28), <name> (Section 2.31),
<postamble> (Section 3.5), <preamble> (Section 3.6), <strong> <postamble> (Section 3.5), <preamble> (Section 3.6), <strong>
(Section 2.50), <sub> (Section 2.51), <sup> (Section 2.52), <t> (Section 2.49), <sub> (Section 2.50), <sup> (Section 2.51), <t>
(Section 2.53), <td> (Section 2.56), <th> (Section 2.58), <tt> (Section 2.52), <td> (Section 2.55), <th> (Section 2.57), <tt>
(Section 2.62), and <ttcol> (Section 3.9). (Section 2.61), and <ttcol> (Section 3.9).
Content model: only text content. Content model: only text content.
2.66.1. "format" Attribute 2.65.1. "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 39 skipping to change at page 74, line 42
Allowed values: Allowed values:
o "default" (default) o "default" (default)
o "title" o "title"
o "counter" o "counter"
o "none" o "none"
2.66.2. "pageno" Attribute 2.65.2. "pageno" Attribute
Deprecated. Deprecated.
Allowed values: Allowed values:
o "true" o "true"
o "false" (default) o "false" (default)
2.66.3. "target" Attribute (Mandatory) 2.65.3. "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 31 skipping to change at page 75, line 31
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 <bcp14> elements (Section 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) 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 2.40). (Section 2.39).
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.
skipping to change at page 76, line 42 skipping to change at page 76, line 42
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 2.53). This element appears as a child element of <t> (Section 2.52).
Content model: Content model:
One or more <t> elements (Section 2.53) One or more <t> elements (Section 2.52)
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 2.25) This element appears as a child element of <figure> (Section 2.24)
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 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) 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 2.25) This element appears as a child element of <figure> (Section 2.24)
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 2.9)
o <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <em> elements (Section 2.22) o <em> elements (Section 2.21)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <spanx> elements (Section 3.7) o <spanx> elements (Section 3.7)
o <strong> elements (Section 2.50) o <strong> elements (Section 2.49)
o <sub> elements (Section 2.51) o <sub> elements (Section 2.50)
o <sup> elements (Section 2.52) o <sup> elements (Section 2.51)
o <tt> elements (Section 2.62) o <tt> elements (Section 2.61)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
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 2.53). <preamble> (Section 3.6), and <t> (Section 2.52).
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
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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 <aside> (Section 2.6) and
<section> (Section 2.46). <section> (Section 2.45).
Content model: Content model:
In this order: In this order:
1. One optional <name> element (Section 2.32) 1. One optional <name> element (Section 2.31)
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
skipping to change at page 80, line 40 skipping to change at page 80, line 40
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 <cref> elements (Section 2.16) o <cref> elements (Section 2.15)
o <eref> elements (Section 2.24) o <eref> elements (Section 2.23)
o <iref> elements (Section 2.27) o <iref> elements (Section 2.26)
o <xref> elements (Section 2.66) o <xref> elements (Section 2.65)
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"
skipping to change at page 81, line 28 skipping to change at page 81, line 28
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 2.53). This element appears as a child element of <t> (Section 2.52).
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
skipping to change at page 89, line 19 skipping to change at page 89, line 19
<http://www.w3.org/TR/xptr-framework/>. <http://www.w3.org/TR/xptr-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 2.45.5). The describes an IPR policy for the document (Section 2.44.5). 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 2.45.12) determines whether a statement of the <rfc> element (Section 2.44.12) 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,
skipping to change at page 98, line 28 skipping to change at page 98, 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 2.66.1. Section 2.65.1.
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 107, line 6 skipping to change at page 107, line 6
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 | dl | figure | ol | sourcecode | t | 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 107, line 29 skipping to change at page 107, line 29
} }
dl = dl =
element dl { element dl {
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 = "normal" ] [ a:defaultValue = "normal" ]
attribute spacing { "normal" | "compact" }?, attribute spacing { "normal" | "compact" }?,
[ a:defaultValue = "true" ] [ a:defaultValue = "true" ]
attribute hanging { "false" | "true" }?, attribute newline { "false" | "true" }?,
[ a:defaultValue = "0" ] attribute indent { text }?,
attribute pn { text }?, attribute pn { text }?,
(dt, dd)+ (dt, dd)+
} }
dt = dt =
element dt { element dt {
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 }?,
skipping to change at page 112, line 19 skipping to change at page 112, line 21
iref*, iref*,
preamble?, preamble?,
(artwork | sourcecode)+, (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" ]
attribute align { "left" | "center" | "right" }?,
attribute anchor { xsd:ID }?, attribute anchor { xsd:ID }?,
attribute pn { text }?, attribute pn { text }?,
name?, name?,
iref*, iref*,
thead?, thead?,
tbody+, tbody+,
tfoot? tfoot?
} }
preamble = preamble =
skipping to change at page 114, line 29 skipping to change at page 114, line 33
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)+ ((artwork | dl | figure | ol | sourcecode | t | ul)+
| (text | (text
| bcp14 | bcp14
| br
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
| tt | tt
| xref)*) | xref)*)
skipping to change at page 115, line 6 skipping to change at page 115, line 8
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)+ ((artwork | dl | figure | ol | sourcecode | t | ul)+
| (text | (text
| bcp14 | bcp14
| br
| cref | cref
| em | em
| eref | eref
| iref | iref
| relref | relref
| strong | strong
| sub | sub
| sup | sup
| tt | tt
| xref)*) | xref)*)
skipping to change at page 116, line 21 skipping to change at page 116, line 22
(text | cref | eref | iref | spanx | xref)* (text | cref | eref | iref | spanx | xref)*
} }
bcp14 = bcp14 =
element bcp14 { element bcp14 {
attribute xml:base { text }?, attribute xml:base { text }?,
attribute xml:lang { text }?, attribute xml:lang { text }?,
text text
} }
br =
element br {
attribute xml:base { text }?,
attribute xml:lang { text }?,
empty
}
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 =
skipping to change at page 127, line 27 skipping to change at page 127, line 21
+ 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 | dl | figure | ol | sourcecode | t | 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 127, line 49 skipping to change at page 127, line 44
+ | xref)+) + | xref)+)
+ } + }
+ dl = + dl =
+ element dl { + element dl {
+ 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 = "normal" ] + [ a:defaultValue = "normal" ]
+ attribute spacing { "normal" | "compact" }?, + attribute spacing { "normal" | "compact" }?,
+ [ a:defaultValue = "true" ] + [ a:defaultValue = "true" ]
+ attribute hanging { "false" | "true" }?, + attribute newline { "false" | "true" }?,
+ [ a:defaultValue = "0" ] attribute indent { text }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ (dt, dd)+ + (dt, dd)+
+ } + }
+ dt = + dt =
+ element dt { + element dt {
+ 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 }?,
+ (text + (text
skipping to change at page 132, line 32 skipping to change at page 132, line 27
iref*, iref*,
preamble?, preamble?,
- artwork, - artwork,
+ (artwork | sourcecode)+, + (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" ]
+ attribute align { "left" | "center" | "right" }?,
+ attribute anchor { xsd:ID }?, + attribute anchor { xsd:ID }?,
+ attribute pn { text }?, + attribute pn { text }?,
+ name?, + name?,
+ iref*, + 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)* }
skipping to change at page 134, line 38 skipping to change at page 134, line 36
+ 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)+ + ((artwork | dl | figure | ol | sourcecode | t | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | br
+ | cref + | cref
+ | em + | em
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
+ | tt + | tt
+ | xref)*) + | xref)*)
skipping to change at page 135, line 14 skipping to change at page 135, line 11
+ 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)+ + ((artwork | dl | figure | ol | sourcecode | t | ul)+
+ | (text + | (text
+ | bcp14 + | bcp14
+ | br
+ | cref + | cref
+ | em + | em
+ | eref + | eref
+ | iref + | iref
+ | relref + | relref
+ | strong + | strong
+ | sub + | sub
+ | sup + | sup
+ | tt + | tt
+ | xref)*) + | xref)*)
skipping to change at page 136, line 8 skipping to change at page 136, line 4
preamble?, preamble?,
ttcol+, ttcol+,
c*, c*,
postamble? postamble?
} }
ttcol = ttcol =
element ttcol { element ttcol {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
attribute width { text }?, attribute width { text }?,
[ a:defaultValue = "left" ] [ a:defaultValue = "left" ]
attribute align { "left" | "center" | "right" }?, attribute align { "left" | "center" | "right" }?,
+ (cref | eref | iref | xref | text)* + (cref | eref | iref | xref | text)*
+ } + }
+ c = + c =
+ element c { + element c {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ attribute xml:lang { text }?, + attribute xml:lang { text }?,
+ (text | cref | eref | iref | spanx | xref)* + (text | cref | eref | iref | spanx | xref)*
+ } + }
+ bcp14 = + bcp14 =
+ element bcp14 { + element bcp14 {
+ attribute xml:base { text }?, + attribute xml:base { text }?,
+ 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* }
+ br =
+ element br {
+ attribute xml:base { text }?,
+ attribute xml:lang { text }?,
+ empty
+ }
+ 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 {
skipping to change at page 139, line 10 skipping to change at page 138, line 47
document. document.
We also thank Marshall T. Rose for both the original design and the We also thank Marshall T. Rose for both the original design and the
reference implementation of the "xml2rfc" processor. reference implementation of the "xml2rfc" processor.
Index Index
A A
abbrev attribute abbrev attribute
in organization element 41 in organization element 41
in title element 69 in title element 70
abstract element 11, 98 abstract element 11, 98
anchor attribute 11 anchor attribute 12
inside front 33 inside front 33
address element 11, 98
address element 12, 98
inside author 18 inside author 18
align attribute align attribute
in artwork element 14 in artwork element 15
in figure element 32 in figure element 32
in table element 64
in td element 66 in td element 66
in texttable element 79 in texttable element 79
in th element 68 in th element 68
in ttcol element 81 in ttcol element 81
alt attribute alt attribute
in artwork element 15 in artwork element 15
in figure element 32 in figure element 32
anchor attribute anchor attribute
in abstract element 11 in abstract element 12
in artwork element 15 in artwork element 15
in aside element 17 in aside element 17
in blockquote element 21 in blockquote element 21
in cref element 23 in cref element 23
in dd element 26 in dd element 26
in dl element 27 in dl element 27
in dt element 29 in dt element 29
in figure element 32 in figure element 32
in li element 36 in li element 36
in ol element 39 in ol element 39
in reference element 44 in reference element 44
in referencegroup element 45 in referencegroup element 45
in references element 45 in references element 45
in section element 54 in section element 54
in sourcecode element 58 in sourcecode element 58
in t element 63 in t element 63
in table element 64 in table element 65
in tbody element 65 in tbody element 65
in td element 66 in td element 66
in texttable element 80 in texttable element 80
in tfoot element 67 in tfoot element 67
in th element 69 in th element 69
in thead element 69 in thead element 69
in tr element 70 in tr element 70
in ul element 71 in ul element 71
annotation element 12, 98 annotation element 12, 98
inside reference 44 inside reference 44
application/rfc+xml Media Type 83 application/rfc+xml Media Type 83
area element 13, 98 area element 13, 98
inside front 33 inside front 33
artwork element 13, 98 artwork element 13, 98
align attribute 14 align attribute 15
alt attribute 15 alt attribute 15
anchor attribute 15 anchor attribute 15
height attribute 15 height attribute 15
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 20
inside dd 25 inside dd 25
inside figure 31 inside figure 32
inside li 35 inside li 35
inside section 53 inside section 53
inside td 65 inside td 65
inside th 67 inside th 67
name attribute 15 name attribute 15
src attribute 15 src attribute 15
type attribute 16 type attribute 16
width attribute 16 width attribute 16
xml:space attribute 16 xml:space attribute 17
ascii attribute ascii attribute
in city element 22 in city element 22
in code element 22 in code element 22
in country element 22 in country element 22
in email element 30 in email element 30
in organization element 41 in organization element 41
in postalLine element 42 in postalLine element 42
in region element 46 in region element 46
in street element 59 in street element 59
in title element 70 in title element 70
asciiFullname attribute asciiFullname attribute
in author element 18 in author element 18
asciiInitials attribute asciiInitials attribute
in author element 18 in author element 18
asciiName attribute asciiName attribute
in seriesInfo element 55 in seriesInfo element 55
asciiSurname attribute asciiSurname attribute
in author element 18 in author element 18
asciiValue attribute asciiValue attribute
in seriesInfo element 55 in seriesInfo element 55
aside element 16, 98 aside element 17, 98
anchor attribute 17 anchor attribute 17
inside section 53 inside section 53
Attributes Attributes
abbrev 41, 69 abbrev 41, 70
align 14, 32, 66, 68, 79, 81 align 15, 32, 64, 66, 68, 79, 81
alt 15, 32 alt 15, 32
anchor 11, 15, 17, 21, 23, 26-27, 29, 32, 36, 39, 44-45, 54, anchor 12, 15, 17, 21, 23, 26-27, 29, 32, 36, 39, 44-45, 54,
58, 63-67, 69-71, 80 58, 63, 65-67, 69-71, 80
ascii 22, 30, 41-42, 46, 59, 70 ascii 22, 30, 41-42, 46, 59, 70
asciiFullname 18 asciiFullname 18
asciiInitials 18 asciiInitials 18
asciiName 55 asciiName 55
asciiSurname 18 asciiSurname 18
asciiValue 55 asciiValue 55
blankLines 81 blankLines 81
category 50 category 50
cite 21 cite 21
colspan 66, 69 colspan 67, 69
consensus 50 consensus 50
counter 76 counter 76
day 24 day 24
display 23 display 23
displayFormat 47 displayFormat 47
docName 50 docName 50
empty 71 empty 71
format 73 format 73
fullname 18 fullname 18
group 39 group 39
hangIndent 77 hangIndent 77
hanging 27
hangText 63 hangText 63
height 15, 32 height 15, 32
href 37 href 37
indent 27
indexInclude 50 indexInclude 50
initials 18 initials 18
ipr 51 ipr 51
iprExtract 51 iprExtract 51
item 34 item 34
keepWithNext 63 keepWithNext 63
keepWithPrevious 63 keepWithPrevious 63
month 24 month 24
name 15, 56, 58 name 15, 56, 58
newline 27
number 51 number 51
numbered 54 numbered 54
obsoletes 51 obsoletes 51
octets 76 octets 76
pageno 74 pageno 74
prepTime 51 prepTime 51
primary 34 primary 34
quotedFrom 21 quotedFrom 21
quoteTitle 44 quoteTitle 44
rel 37 rel 37
relative 49 relative 49
removeInRFC 39, 54 removeInRFC 39, 54
role 18 role 19
rowspan 66, 69 rowspan 67, 69
section 49 section 49
seriesNo 51 seriesNo 51
sortRefs 51 sortRefs 51
source 24 source 24
spacing 28, 39, 72 spacing 28, 39, 72
src 15, 32, 58 src 15, 32, 58
start 40 start 40
status 56 status 56
stream 56 stream 56
style 77, 79-80 style 77, 79-80
skipping to change at page 142, line 34 skipping to change at page 142, line 27
title 33, 39, 46, 54, 80 title 33, 39, 46, 54, 80
to 27 to 27
toc 54 toc 54
tocDepth 52 tocDepth 52
tocInclude 52 tocInclude 52
type 16, 40, 58, 76 type 16, 40, 58, 76
updates 52 updates 52
value 57 value 57
version 53 version 53
width 16, 33, 81 width 16, 33, 81
xml:space 16, 79 xml:space 17, 79
year 25 year 25
author element 17, 98 author element 17, 98
asciiFullname attribute 18 asciiFullname attribute 18
asciiInitials attribute 18 asciiInitials attribute 18
asciiSurname attribute 18 asciiSurname attribute 18
fullname attribute 18 fullname attribute 18
initials attribute 18 initials attribute 18
inside front 33 inside front 33
role attribute 18 role attribute 19
surname attribute 19 surname attribute 19
B B
back element 19, 98 back element 19, 98
inside rfc 50 inside rfc 50
bcp14 element 19, 98 bcp14 element 19, 98
inside annotation 12 inside annotation 12
inside blockquote 20 inside blockquote 20
inside c 75 inside c 75
inside dd 25 inside dd 25
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside refcontent 43 inside refcontent 43
inside strong 60 inside strong 60
inside sub 61 inside sub 61
inside sup 61 inside sup 61
inside t 62 inside t 62
inside td 65 inside td 66
inside th 68 inside th 68
inside tt 70 inside tt 71
blankLines attribute blankLines attribute
in vspace element 81 in vspace element 81
blockquote element 19, 98 blockquote element 20, 98
anchor attribute 21 anchor attribute 21
cite attribute 21 cite attribute 21
inside li 35
inside section 53 inside section 53
quotedFrom attribute 21 quotedFrom attribute 21
boilerplate element 21, 98 boilerplate element 21, 98
inside front 34 inside front 34
br element 21, 98
inside td 65
inside th 68
C C
c element 75, 98 c element 75, 98
inside texttable 79 inside texttable 79
category attribute category attribute
in rfc element 50 in rfc element 50
cite attribute cite attribute
in blockquote element 21 in blockquote element 21
city element 22, 98 city element 22, 98
ascii attribute 22 ascii attribute 22
inside postal 42 inside postal 42
code element 22, 98 code element 22, 98
ascii attribute 22 ascii attribute 22
inside postal 42 inside postal 42
colspan attribute colspan attribute
in td element 66 in td element 67
in th element 69 in th element 69
consensus attribute consensus attribute
in rfc element 50 in rfc element 50
counter attribute counter attribute
in list element 76 in list element 76
country element 22, 98 country element 22, 98
ascii attribute 22 ascii attribute 22
inside postal 42 inside postal 42
cref element 22, 98 cref element 22, 98
anchor attribute 23 anchor attribute 23
display attribute 23 display attribute 23
inside annotation 12 inside annotation 12
inside blockquote 20 inside blockquote 20
inside c 75 inside c 75
inside dd 25 inside dd 25
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside name 38 inside name 38
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside strong 60 inside strong 60
inside sub 61 inside sub 61
inside sup 61 inside sup 61
inside t 62 inside t 62
inside td 65 inside td 66
inside th 68 inside th 68
inside tt 70 inside tt 71
inside ttcol 80 inside ttcol 80
source attribute 24 source attribute 24
D D
date element 24, 98 date element 24, 98
day attribute 24 day attribute 24
inside front 33 inside front 33
month attribute 24 month attribute 24
year attribute 25 year attribute 25
day attribute day attribute
skipping to change at page 144, line 52 skipping to change at page 144, line 42
display attribute display attribute
in cref element 23 in cref element 23
displayFormat attribute displayFormat attribute
in relref element 47 in relref element 47
displayreference element 26, 98 displayreference element 26, 98
inside back 19 inside back 19
target attribute 26 target attribute 26
to attribute 27 to attribute 27
dl element 27, 98 dl element 27, 98
anchor attribute 27 anchor attribute 27
hanging attribute 27 indent attribute 27
inside abstract 11 inside abstract 11
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 20
inside dd 25 inside dd 25
inside li 35 inside li 35
inside note 38 inside note 38
inside section 53 inside section 53
inside td 65 inside td 65
inside th 67 inside th 67
newline attribute 27
spacing attribute 28 spacing attribute 28
docName attribute docName attribute
in rfc element 50 in rfc element 50
dt element 28, 98 dt element 28, 98
anchor attribute 29 anchor attribute 29
inside dl 27 inside dl 27
E E
Elements Elements
abstract 11, 33 abstract 11, 33
address 11, 18 address 12, 18
annotation 12, 44 annotation 12, 44
area 13, 33 area 13, 33
artwork 13, 17, 20, 25, 31, 35, 53, 65, 67 artwork 13, 17, 20, 25, 32, 35, 53, 65, 67
aside 16, 53 aside 17, 53
author 17, 33 author 17, 33
back 19, 50 back 19, 50
bcp14 12, 19-20, 25, 28-29, 36, 43, 60-62, 65, 68, 70, 75, bcp14 12, 19-20, 25, 28-29, 36, 43, 60-62, 66, 68, 71, 75,
77-78 77-78
blockquote 19, 53 blockquote 20, 35, 53
boilerplate 21, 34 boilerplate 21, 34
br 21, 65, 68
c 75, 79 c 75, 79
city 22, 42 city 22, 42
code 22, 42 code 22, 42
country 22, 42 country 22, 42
cref 12, 20, 22, 25, 28-29, 36, 38, 60-62, 65, 68, 70, 75, cref 12, 20, 22, 25, 28-29, 36, 38, 60-62, 66, 68, 71, 75,
77-78, 80 77-78, 80
date 24, 33 date 24, 33
dd 25, 27 dd 25, 27
displayreference 19, 26 displayreference 19, 26
dl 11, 17, 20, 25, 27, 35, 38, 53, 65, 67 dl 11, 17, 20, 25, 27, 35, 38, 53, 65, 67
dt 27-28 dt 27-28
em 12, 20, 23, 25, 28-29, 36, 43, 60-62, 65, 68, 71, 75, 77-78 em 12, 21, 23, 25, 28-29, 36, 43, 60-62, 66, 68, 71, 75, 77-78
email 12, 30 email 12, 30
eref 12, 20, 23, 25, 28-30, 36, 38, 60-62, 66, 68, 71, 75, eref 12, 21, 23, 25, 28-30, 36, 38, 60-62, 66, 68, 71, 75,
77-78, 80 77-78, 80
facsimile 12, 76 facsimile 12, 76
figure 17, 20, 25, 31, 35, 53, 65, 67 figure 17, 20, 25, 31, 35, 53, 65, 67
format 44, 76 format 44, 76
front 33, 44, 50 front 33, 44, 50
iref 12, 17, 20, 26, 28-29, 31, 34, 36, 53, 60-62, 64, 66, 68, iref 13, 17, 21, 26, 28-29, 31, 34, 36, 53, 60-62, 64, 66, 68,
71, 75, 77-78, 80 71, 75, 77-78, 80
keyword 33, 35 keyword 33, 35
li 35, 39, 71 li 35, 39, 71
link 36, 50 link 36, 50
list 17, 62, 76 list 17, 62, 76
middle 37, 50 middle 37, 50
name 31, 37-38, 45, 53, 64, 79 name 31, 37-38, 45, 53, 64, 79
note 33, 38 note 33, 38
ol 11, 17, 20, 25, 35, 38-39, 53, 65, 67 ol 11, 17, 20, 25, 35, 38-39, 53, 65, 68
organization 18, 41 organization 18, 41
phone 12, 41 phone 12, 41
postal 12, 42 postal 12, 42
postalLine 42 postalLine 42
postamble 32, 77, 79 postamble 32, 77, 79
preamble 31, 78-79 preamble 31, 78-79
refcontent 43-44 refcontent 43-44
reference 43, 45 reference 43, 45
referencegroup 44-45 referencegroup 44-45
references 19, 45 references 19, 45
region 42, 46 region 42, 46
relref 12, 20, 23, 26, 28-29, 36, 38, 46, 60-62, 66, 68, 71 relref 13, 21, 23, 26, 28-29, 36, 38, 46, 60-62, 66, 68, 71
rfc 49 rfc 49
section 19, 21, 37, 53-54 section 19, 21, 37, 53-54
seriesInfo 33, 44, 55 seriesInfo 33, 44, 55
sourcecode 20, 25, 32, 35, 53, 57, 65, 67 sourcecode 20, 25, 32, 35, 53, 57, 65, 68
spanx 12, 62, 75, 77-78 spanx 13, 62, 75, 77-78
street 42, 59 street 42, 59
strong 12, 20, 23, 26, 28-29, 36, 43, 59, 61-62, 66, 68, 71, strong 13, 21, 23, 26, 28-29, 36, 43, 59, 61-62, 66, 68, 71,
75, 77-78 75, 77-78
sub 12, 20, 23, 26, 28-29, 36, 43, 60, 63, 66, 68, 71, 75, sub 13, 21, 23, 26, 28-29, 36, 43, 60, 63, 66, 68, 71, 75,
77-78 77-78
sup 12, 21, 23, 26, 28-29, 36, 43, 60-61, 63, 66, 68, 71, 75, sup 13, 21, 23, 26, 28-29, 36, 43, 60-61, 63, 66, 68, 71, 75,
77-78 77-78
svg 14 svg 14
t 11, 17, 20, 25, 35, 38, 53, 62, 65, 67, 76 t 11, 17, 20, 25, 35, 38, 53, 62, 65, 68, 76
table 17, 53, 64 table 17, 53, 64
tbody 64 tbody 64-65
td 65, 70 td 65, 70
texttable 54, 79 texttable 54, 79
tfoot 64, 67 tfoot 64, 67
th 67, 70 th 67, 70
thead 64, 69 thead 64, 69
title 33, 69 title 33, 69
tr 64, 67, 69-70 tr 65, 67, 69-70
tt 12, 21, 23, 26, 28-29, 36, 38, 43, 60-63, 66, 68, 70, 75, tt 13, 21, 23, 26, 29, 36, 38, 43, 60-63, 66, 68, 70, 75,
77-78 77-78
ttcol 79-80 ttcol 79-80
ul 11, 17, 20, 25, 35, 38, 54, 65, 67, 71 ul 11, 17, 20, 25, 35, 38, 54, 65, 68, 71
uri 12, 72 uri 12, 72
vspace 63, 81 vspace 63, 81
workgroup 33, 72 workgroup 33, 72
xref 13, 21, 23, 26, 28-29, 36, 38, 60-63, 66, 68, 71-72, 75, xref 13, 21, 23, 26, 29-30, 36, 38, 60-63, 66, 68, 71-72, 75,
77-78, 80 77-78, 80
em element 29, 98 em element 29, 98
inside annotation 12 inside annotation 12
inside blockquote 20 inside blockquote 21
inside c 75 inside c 75
inside cref 23 inside cref 23
inside dd 25 inside dd 25
inside dt 28 inside dt 28
inside li 36 inside li 36
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside refcontent 43 inside refcontent 43
inside strong 60 inside strong 60
inside sub 61 inside sub 61
inside sup 62 inside sup 62
inside t 62 inside t 62
inside td 65 inside td 66
inside th 68 inside th 68
inside tt 71 inside tt 71
email element 30, 98 email element 30, 98
ascii attribute 30 ascii attribute 30
inside address 12 inside address 12
empty attribute empty attribute
in ul element 71 in ul element 71
eref element 30, 98 eref element 30, 98
inside annotation 12 inside annotation 12
inside blockquote 20 inside blockquote 21
inside c 75 inside c 75
inside cref 23 inside cref 23
inside dd 25 inside dd 25
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside name 38 inside name 38
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside strong 60 inside strong 60
skipping to change at page 148, line 48 skipping to change at page 148, line 39
fullname attribute fullname attribute
in author element 18 in author element 18
G G
group attribute group attribute
in ol element 39 in ol element 39
H H
hangIndent attribute hangIndent attribute
in list element 77 in list element 77
hanging attribute
in dl element 27
hangText attribute hangText attribute
in t element 63 in t element 63
height attribute height attribute
in artwork element 15 in artwork element 15
in figure element 32 in figure element 32
href attribute href attribute
in link element 37 in link element 37
I I
indent attribute
in dl element 27
indexInclude attribute indexInclude attribute
in rfc element 50 in rfc element 50
initials attribute initials attribute
in author element 18 in author element 18
ipr attribute ipr attribute
"*2026" 91 "*2026" 91
"*3667" 91 "*3667" 91
"*3978" 91 "*3978" 91
"*trust200811" 91 "*trust200811" 91
"*trust200902" 89 "*trust200902" 89
"noDerivativesTrust200902" 90 "noDerivativesTrust200902" 90
"noModificationTrust200902" 90 "noModificationTrust200902" 90
"pre5378Trust200902" 90 "pre5378Trust200902" 90
"trust200902" 90 "trust200902" 90
in rfc element 51 in rfc element 51
iprExtract attribute iprExtract attribute
in rfc element 51 in rfc element 51
iref element 34, 98 iref element 34, 98
inside annotation 12 inside annotation 13
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 21
inside c 75 inside c 75
inside dd 26 inside dd 26
inside dt 28 inside dt 28
inside em 29 inside em 29
inside figure 31 inside figure 31
inside li 36 inside li 36
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside section 53 inside section 53
inside strong 60 inside strong 60
skipping to change at page 151, line 4 skipping to change at page 150, line 44
in artwork element 15 in artwork element 15
in seriesInfo element 56 in seriesInfo element 56
in sourcecode element 58 in sourcecode element 58
name element 37, 98 name element 37, 98
inside figure 31 inside figure 31
inside note 38 inside note 38
inside references 45 inside references 45
inside section 53 inside section 53
inside table 64 inside table 64
inside texttable 79 inside texttable 79
newline attribute
in dl element 27
note element 38, 98 note element 38, 98
inside front 33 inside front 33
removeInRFC attribute 39 removeInRFC attribute 39
title attribute 39 title attribute 39
number attribute number attribute
in rfc element 51 in rfc element 51
numbered attribute numbered attribute
in section element 54 in section element 54
O O
skipping to change at page 151, line 30 skipping to change at page 151, line 22
anchor attribute 39 anchor attribute 39
group attribute 39 group attribute 39
inside abstract 11 inside abstract 11
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 20
inside dd 25 inside dd 25
inside li 35 inside li 35
inside note 38 inside note 38
inside section 53 inside section 53
inside td 65 inside td 65
inside th 67 inside th 68
spacing attribute 39 spacing attribute 39
start attribute 40 start attribute 40
type attribute 40 type attribute 40
organization element 41, 98 organization element 41, 98
abbrev attribute 41 abbrev attribute 41
ascii attribute 41 ascii attribute 41
inside author 18 inside author 18
P P
pageno attribute pageno attribute
skipping to change at page 152, line 42 skipping to change at page 152, line 36
title attribute 46 title attribute 46
region element 46, 98 region element 46, 98
ascii attribute 46 ascii attribute 46
inside postal 42 inside postal 42
rel attribute rel attribute
in link element 37 in link element 37
relative attribute relative attribute
in relref element 49 in relref element 49
relref element 46, 98 relref element 46, 98
displayFormat attribute 47 displayFormat attribute 47
inside annotation 12 inside annotation 13
inside blockquote 20 inside blockquote 21
inside cref 23 inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside name 38 inside name 38
inside strong 60 inside strong 60
inside sub 61 inside sub 61
inside sup 62 inside sup 62
inside t 62 inside t 62
skipping to change at page 153, line 34 skipping to change at page 153, line 27
prepTime attribute 51 prepTime attribute 51
seriesNo attribute 51 seriesNo attribute 51
sortRefs attribute 51 sortRefs attribute 51
submissionType attribute 52 submissionType attribute 52
symRefs attribute 52 symRefs attribute 52
tocDepth attribute 52 tocDepth attribute 52
tocInclude attribute 52 tocInclude attribute 52
updates attribute 52 updates attribute 52
version attribute 53 version attribute 53
role attribute role attribute
in author element 18 in author element 19
rowspan attribute rowspan attribute
in td element 66 in td element 67
in th element 69 in th element 69
S S
section attribute section attribute
in relref element 49 in relref element 49
section element 53, 98 section element 53, 98
anchor attribute 54 anchor attribute 54
inside back 19 inside back 19
inside boilerplate 21 inside boilerplate 21
inside middle 37 inside middle 37
skipping to change at page 154, line 28 skipping to change at page 154, line 20
source attribute source attribute
in cref element 24 in cref element 24
sourcecode element 57, 98 sourcecode element 57, 98
anchor attribute 58 anchor attribute 58
inside blockquote 20 inside blockquote 20
inside dd 25 inside dd 25
inside figure 32 inside figure 32
inside li 35 inside li 35
inside section 53 inside section 53
inside td 65 inside td 65
inside th 67 inside th 68
name attribute 58 name attribute 58
src attribute 58 src attribute 58
type attribute 58 type attribute 58
spacing attribute spacing attribute
in dl element 28 in dl element 28
in ol element 39 in ol element 39
in ul element 72 in ul element 72
spanx element 78, 98 spanx element 78, 98
inside annotation 12 inside annotation 13
inside c 75 inside c 75
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside t 62 inside t 62
style attribute 79 style attribute 79
xml:space attribute 79 xml:space attribute 79
src attribute src attribute
in artwork element 15 in artwork element 15
in figure element 32 in figure element 32
in sourcecode element 58 in sourcecode element 58
start attribute start attribute
in ol element 40 in ol element 40
status attribute status attribute
in seriesInfo element 56 in seriesInfo element 56
stream attribute stream attribute
in seriesInfo element 56 in seriesInfo element 56
street element 59, 98 street element 59, 98
ascii attribute 59 ascii attribute 59
inside postal 42 inside postal 42
strong element 59, 98 strong element 59, 98
inside annotation 12 inside annotation 13
inside blockquote 20 inside blockquote 21
inside c 75 inside c 75
inside cref 23 inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside refcontent 43 inside refcontent 43
inside sub 61 inside sub 61
inside sup 62 inside sup 62
inside t 62 inside t 62
inside td 66 inside td 66
inside th 68 inside th 68
inside tt 71 inside tt 71
style attribute style attribute
in list element 77 in list element 77
in spanx element 79 in spanx element 79
in texttable element 80 in texttable element 80
sub element 60, 98 sub element 60, 98
inside annotation 12 inside annotation 13
inside blockquote 20 inside blockquote 21
inside c 75 inside c 75
inside cref 23 inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside refcontent 43 inside refcontent 43
inside strong 60 inside strong 60
inside t 63 inside t 63
inside td 66 inside td 66
inside th 68 inside th 68
inside tt 71 inside tt 71
subitem attribute subitem attribute
in iref element 35 in iref element 35
submissionType attribute submissionType attribute
in rfc element 52 in rfc element 52
sup element 61, 98 sup element 61, 98
inside annotation 12 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside c 75
inside cref 23 inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 28
inside em 29 inside em 29
inside li 36 inside li 36
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside refcontent 43 inside refcontent 43
skipping to change at page 156, line 43 skipping to change at page 156, line 36
hangText attribute 63 hangText attribute 63
inside abstract 11 inside abstract 11
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 20
inside dd 25 inside dd 25
inside li 35 inside li 35
inside list 76 inside list 76
inside note 38 inside note 38
inside section 53 inside section 53
inside td 65 inside td 65
inside th 67 inside th 68
keepWithNext attribute 63 keepWithNext attribute 63
keepWithPrevious attribute 63 keepWithPrevious attribute 63
table element 64, 98 table element 64, 98
anchor attribute 64 align attribute 64
anchor attribute 65
inside aside 17 inside aside 17
inside section 53 inside section 53
target attribute target attribute
in displayreference element 26 in displayreference element 26
in eref element 31 in eref element 31
in format element 76 in format element 76
in reference element 44 in reference element 44
in relref element 49 in relref element 49
in xref element 75 in xref element 75
tbody element 64, 98 tbody element 65, 98
anchor attribute 65 anchor attribute 65
inside table 64 inside table 64
td element 65, 98 td element 65, 98
align attribute 66 align attribute 66
anchor attribute 66 anchor attribute 66
colspan attribute 66 colspan attribute 67
inside tr 70 inside tr 70
rowspan attribute 66 rowspan attribute 67
texttable element 79, 98 texttable element 79, 98
align attribute 79 align attribute 79
anchor attribute 80 anchor attribute 80
inside section 54 inside section 54
style attribute 80 style attribute 80
suppress-title attribute 80 suppress-title attribute 80
title attribute 80 title attribute 80
tfoot element 67, 98 tfoot element 67, 98
anchor attribute 67 anchor attribute 67
inside table 64 inside table 64
skipping to change at page 157, line 44 skipping to change at page 157, line 38
thead element 69, 98 thead element 69, 98
anchor attribute 69 anchor attribute 69
inside table 64 inside table 64
title attribute title attribute
in figure element 33 in figure element 33
in note element 39 in note element 39
in references element 46 in references element 46
in section element 54 in section element 54
in texttable element 80 in texttable element 80
title element 69, 98 title element 69, 98
abbrev attribute 69 abbrev attribute 70
ascii attribute 70 ascii attribute 70
inside front 33 inside front 33
to attribute to attribute
in displayreference element 27 in displayreference element 27
toc attribute toc attribute
in section element 54 in section element 54
tocDepth attribute tocDepth attribute
in rfc element 52 in rfc element 52
tocInclude attribute tocInclude attribute
in rfc element 52 in rfc element 52
tr element 70, 98 tr element 70, 98
anchor attribute 70 anchor attribute 70
inside tbody 64 inside tbody 65
inside tfoot 67 inside tfoot 67
inside thead 69 inside thead 69
tt element 70, 98 tt element 70, 98
inside annotation 12 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside c 75
inside cref 23 inside cref 23
inside dd 26 inside dd 26
inside dt 28 inside dt 29
inside em 29 inside em 29
inside li 36 inside li 36
inside name 38 inside name 38
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside refcontent 43 inside refcontent 43
inside strong 60 inside strong 60
inside sub 61 inside sub 61
inside sup 62 inside sup 62
inside t 63 inside t 63
skipping to change at page 159, line 5 skipping to change at page 158, line 47
anchor attribute 71 anchor attribute 71
empty attribute 71 empty attribute 71
inside abstract 11 inside abstract 11
inside aside 17 inside aside 17
inside blockquote 20 inside blockquote 20
inside dd 25 inside dd 25
inside li 35 inside li 35
inside note 38 inside note 38
inside section 54 inside section 54
inside td 65 inside td 65
inside th 67 inside th 68
spacing attribute 72 spacing attribute 72
updates attribute updates attribute
in rfc element 52 in rfc element 52
uri element 72, 98 uri element 72, 98
inside address 12 inside address 12
V V
value attribute value attribute
in seriesInfo element 57 in seriesInfo element 57
version attribute version attribute
skipping to change at page 159, line 31 skipping to change at page 159, line 25
W W
width attribute width attribute
in artwork element 16 in artwork element 16
in figure element 33 in figure element 33
in ttcol element 81 in ttcol element 81
workgroup element 72, 98 workgroup element 72, 98
inside front 33 inside front 33
X X
xml:space attribute xml:space attribute
in artwork element 16 in artwork element 17
in spanx element 79 in spanx element 79
xref element 72, 98 xref element 72, 98
format attribute 73 format attribute 73
inside annotation 13 inside annotation 13
inside blockquote 21 inside blockquote 21
inside c 75 inside c 75
inside cref 23 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 36
inside name 38 inside name 38
inside postamble 77 inside postamble 77
inside preamble 78 inside preamble 78
inside strong 60 inside strong 60
inside sub 61 inside sub 61
inside sup 62 inside sup 62
inside t 63 inside t 63
inside td 66 inside td 66
inside th 68 inside th 68
 End of changes. 614 change blocks. 
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