draft-ietf-httpbis-p1-messaging-26.txt   draft-ietf-httpbis-p1-messaging-latest.txt 
HTTPbis Working Group R. Fielding, Ed. HTTPbis Working Group R. Fielding, Ed.
Internet-Draft Adobe Internet-Draft Adobe
Obsoletes: 2145,2616 (if approved) J. Reschke, Ed. Obsoletes: 2145,2616 (if approved) J. Reschke, Ed.
Updates: 2817,2818 (if approved) greenbytes Updates: 2817,2818 (if approved) greenbytes
Intended status: Standards Track February 6, 2014 Intended status: Standards Track April 6, 2014
Expires: August 10, 2014 Expires: October 8, 2014
Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing
draft-ietf-httpbis-p1-messaging-26 draft-ietf-httpbis-p1-messaging-latest
Abstract Abstract
The Hypertext Transfer Protocol (HTTP) is a stateless application- The Hypertext Transfer Protocol (HTTP) is a stateless application-
level protocol for distributed, collaborative, hypertext information level protocol for distributed, collaborative, hypertext information
systems. This document provides an overview of HTTP architecture and systems. This document provides an overview of HTTP architecture and
its associated terminology, defines the "http" and "https" Uniform its associated terminology, defines the "http" and "https" Uniform
Resource Identifier (URI) schemes, defines the HTTP/1.1 message Resource Identifier (URI) schemes, defines the HTTP/1.1 message
syntax and parsing requirements, and describes related security syntax and parsing requirements, and describes related security
concerns for implementations. concerns for implementations.
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Discussion of this draft takes place on the HTTPBIS working group Discussion of this draft takes place on the HTTPBIS working group
mailing list (ietf-http-wg@w3.org), which is archived at mailing list (ietf-http-wg@w3.org), which is archived at
<http://lists.w3.org/Archives/Public/ietf-http-wg/>. <http://lists.w3.org/Archives/Public/ietf-http-wg/>.
The current issues list is at The current issues list is at
<http://tools.ietf.org/wg/httpbis/trac/report/3> and related <http://tools.ietf.org/wg/httpbis/trac/report/3> and related
documents (including fancy diffs) can be found at documents (including fancy diffs) can be found at
<http://tools.ietf.org/wg/httpbis/>. <http://tools.ietf.org/wg/httpbis/>.
The changes in this draft are summarized in Appendix C.3. The changes in this draft are summarized in Appendix C.4.
Status of This Memo Status of This Memo
This Internet-Draft is submitted in full conformance with the This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79. provisions of BCP 78 and BCP 79.
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 August 10, 2014. This Internet-Draft will expire on October 8, 2014.
Copyright Notice Copyright Notice
Copyright (c) 2014 IETF Trust and the persons identified as the Copyright (c) 2014 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
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A.1.1. Multi-homed Web Servers . . . . . . . . . . . . . . . 77 A.1.1. Multi-homed Web Servers . . . . . . . . . . . . . . . 77
A.1.2. Keep-Alive Connections . . . . . . . . . . . . . . . . 77 A.1.2. Keep-Alive Connections . . . . . . . . . . . . . . . . 77
A.1.3. Introduction of Transfer-Encoding . . . . . . . . . . 78 A.1.3. Introduction of Transfer-Encoding . . . . . . . . . . 78
A.2. Changes from RFC 2616 . . . . . . . . . . . . . . . . . . 78 A.2. Changes from RFC 2616 . . . . . . . . . . . . . . . . . . 78
Appendix B. Collected ABNF . . . . . . . . . . . . . . . . . . . 80 Appendix B. Collected ABNF . . . . . . . . . . . . . . . . . . . 80
Appendix C. Change Log (to be removed by RFC Editor before Appendix C. Change Log (to be removed by RFC Editor before
publication) . . . . . . . . . . . . . . . . . . . . 82 publication) . . . . . . . . . . . . . . . . . . . . 82
C.1. Since RFC 2616 . . . . . . . . . . . . . . . . . . . . . . 82 C.1. Since RFC 2616 . . . . . . . . . . . . . . . . . . . . . . 82
C.2. Since draft-ietf-httpbis-p1-messaging-24 . . . . . . . . . 83 C.2. Since draft-ietf-httpbis-p1-messaging-24 . . . . . . . . . 83
C.3. Since draft-ietf-httpbis-p1-messaging-25 . . . . . . . . . 83 C.3. Since draft-ietf-httpbis-p1-messaging-25 . . . . . . . . . 83
C.4. Since draft-ietf-httpbis-p1-messaging-26 . . . . . . . . . 84
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
1. Introduction 1. Introduction
The Hypertext Transfer Protocol (HTTP) is a stateless application- The Hypertext Transfer Protocol (HTTP) is a stateless application-
level request/response protocol that uses extensible semantics and level request/response protocol that uses extensible semantics and
self-descriptive message payloads for flexible interaction with self-descriptive message payloads for flexible interaction with
network-based hypertext information systems. This document is the network-based hypertext information systems. This document is the
first in a series of documents that collectively form the HTTP/1.1 first in a series of documents that collectively form the HTTP/1.1
specification: specification:
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See Section 16 of [RFC2616] for additional acknowledgements from See Section 16 of [RFC2616] for additional acknowledgements from
prior revisions. prior revisions.
11. References 11. References
11.1. Normative References 11.1. Normative References
[Part2] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext [Part2] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext
Transfer Protocol (HTTP/1.1): Semantics and Content", Transfer Protocol (HTTP/1.1): Semantics and Content",
draft-ietf-httpbis-p2-semantics-26 (work in progress), draft-ietf-httpbis-p2-semantics-latest (work in
February 2014. progress), April 2014.
[Part4] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext [Part4] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext
Transfer Protocol (HTTP/1.1): Conditional Requests", Transfer Protocol (HTTP/1.1): Conditional Requests",
draft-ietf-httpbis-p4-conditional-26 (work in draft-ietf-httpbis-p4-conditional-latest (work in
progress), February 2014. progress), April 2014.
[Part5] Fielding, R., Ed., Lafon, Y., Ed., and J. Reschke, Ed., [Part5] Fielding, R., Ed., Lafon, Y., Ed., and J. Reschke, Ed.,
"Hypertext Transfer Protocol (HTTP/1.1): Range "Hypertext Transfer Protocol (HTTP/1.1): Range
Requests", draft-ietf-httpbis-p5-range-26 (work in Requests", draft-ietf-httpbis-p5-range-latest (work in
progress), February 2014. progress), April 2014.
[Part6] Fielding, R., Ed., Nottingham, M., Ed., and J. Reschke, [Part6] Fielding, R., Ed., Nottingham, M., Ed., and J. Reschke,
Ed., "Hypertext Transfer Protocol (HTTP/1.1): Caching", Ed., "Hypertext Transfer Protocol (HTTP/1.1): Caching",
draft-ietf-httpbis-p6-cache-26 (work in progress), draft-ietf-httpbis-p6-cache-latest (work in progress),
February 2014. April 2014.
[Part7] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext [Part7] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext
Transfer Protocol (HTTP/1.1): Authentication", Transfer Protocol (HTTP/1.1): Authentication",
draft-ietf-httpbis-p7-auth-26 (work in progress), draft-ietf-httpbis-p7-auth-latest (work in progress),
February 2014. April 2014.
[RFC0793] Postel, J., "Transmission Control Protocol", STD 7, [RFC0793] Postel, J., "Transmission Control Protocol", STD 7,
RFC 793, September 1981. RFC 793, September 1981.
[RFC1950] Deutsch, L. and J-L. Gailly, "ZLIB Compressed Data [RFC1950] Deutsch, L. and J-L. Gailly, "ZLIB Compressed Data
Format Specification version 3.3", RFC 1950, May 1996. Format Specification version 3.3", RFC 1950, May 1996.
[RFC1951] Deutsch, P., "DEFLATE Compressed Data Format [RFC1951] Deutsch, P., "DEFLATE Compressed Data Format
Specification version 1.3", RFC 1951, May 1996. Specification version 1.3", RFC 1951, May 1996.
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o <http://tools.ietf.org/wg/httpbis/trac/ticket/549>: "augment o <http://tools.ietf.org/wg/httpbis/trac/ticket/549>: "augment
security considerations with pointers to current research" security considerations with pointers to current research"
o <http://tools.ietf.org/wg/httpbis/trac/ticket/551>: o <http://tools.ietf.org/wg/httpbis/trac/ticket/551>:
"intermediaries handling trailers" "intermediaries handling trailers"
o <http://tools.ietf.org/wg/httpbis/trac/ticket/552>: "allow privacy o <http://tools.ietf.org/wg/httpbis/trac/ticket/552>: "allow privacy
proxies to be conformant" proxies to be conformant"
C.4. Since draft-ietf-httpbis-p1-messaging-26
None yet.
Index Index
A A
absolute-form (of request-target) 42 absolute-form (of request-target) 42
accelerator 10 accelerator 10
application/http Media Type 62 application/http Media Type 62
asterisk-form (of request-target) 42 asterisk-form (of request-target) 42
authoritative response 66 authoritative response 66
authority-form (of request-target) 42 authority-form (of request-target) 42
 End of changes. 11 change blocks. 
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