draft-ietf-httpbis-p5-range-17.txt		draft-ietf-httpbis-p5-range-18.txt
	HTTPbis Working Group R. Fielding, Ed.		HTTPbis Working Group R. Fielding, Ed.
	Internet-Draft Adobe		Internet-Draft Adobe
	Obsoletes: 2616 (if approved) J. Gettys		Obsoletes: 2616 (if approved) J. Gettys
	Intended status: Standards Track Alcatel-Lucent		Intended status: Standards Track Alcatel-Lucent
	Expires: May 3, 2012 J. Mogul		Expires: July 7, 2012 J. Mogul
	HP		HP
	H. Frystyk		H. Frystyk
	Microsoft		Microsoft
	L. Masinter		L. Masinter
	Adobe		Adobe
	P. Leach		P. Leach
	Microsoft		Microsoft
	T. Berners-Lee		T. Berners-Lee
	W3C/MIT		W3C/MIT
	Y. Lafon, Ed.		Y. Lafon, Ed.
	W3C		W3C
	J. Reschke, Ed.		J. Reschke, Ed.
	greenbytes		greenbytes
	October 31, 2011		January 4, 2012
	HTTP/1.1, part 5: Range Requests and Partial Responses		HTTP/1.1, part 5: Range Requests and Partial Responses
	draft-ietf-httpbis-p5-range-17		draft-ietf-httpbis-p5-range-18
	Abstract		Abstract
	The Hypertext Transfer Protocol (HTTP) is an application-level		The Hypertext Transfer Protocol (HTTP) is an application-level
	protocol for distributed, collaborative, hypertext information		protocol for distributed, collaborative, hypertext information
	systems. HTTP has been in use by the World Wide Web global		systems. HTTP has been in use by the World Wide Web global
	information initiative since 1990. This document is Part 5 of the		information initiative since 1990. This document is Part 5 of the
	seven-part specification that defines the protocol referred to as		seven-part specification that defines the protocol referred to as
	"HTTP/1.1" and, taken together, obsoletes RFC 2616.		"HTTP/1.1" and, taken together, obsoletes RFC 2616.
	skipping to change at page 1, line 49		skipping to change at page 1, line 49
	Discussion of this draft should take place on the HTTPBIS working		Discussion of this draft should take place on the HTTPBIS working
	group mailing list (ietf-http-wg@w3.org), which is archived at		group 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 D.18.		The changes in this draft are summarized in Appendix D.19.
	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 May 3, 2012.		This Internet-Draft will expire on July 7, 2012.
	Copyright Notice		Copyright Notice
	Copyright (c) 2011 IETF Trust and the persons identified as the		Copyright (c) 2012 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
	carefully, as they describe your rights and restrictions with respect		carefully, as they describe your rights and restrictions with respect
	to this document. Code Components extracted from this document must		to this document. Code Components extracted from this document must
	include Simplified BSD License text as described in Section 4.e of		include Simplified BSD License text as described in Section 4.e of
	the Trust Legal Provisions and are provided without warranty as		the Trust Legal Provisions and are provided without warranty as
	skipping to change at page 4, line 7		skipping to change at page 4, line 7
	D.9. Since draft-ietf-httpbis-p5-range-07 . . . . . . . . . . . 25		D.9. Since draft-ietf-httpbis-p5-range-07 . . . . . . . . . . . 25
	D.10. Since draft-ietf-httpbis-p5-range-08 . . . . . . . . . . . 25		D.10. Since draft-ietf-httpbis-p5-range-08 . . . . . . . . . . . 25
	D.11. Since draft-ietf-httpbis-p5-range-09 . . . . . . . . . . . 25		D.11. Since draft-ietf-httpbis-p5-range-09 . . . . . . . . . . . 25
	D.12. Since draft-ietf-httpbis-p5-range-10 . . . . . . . . . . . 25		D.12. Since draft-ietf-httpbis-p5-range-10 . . . . . . . . . . . 25
	D.13. Since draft-ietf-httpbis-p5-range-11 . . . . . . . . . . . 25		D.13. Since draft-ietf-httpbis-p5-range-11 . . . . . . . . . . . 25
	D.14. Since draft-ietf-httpbis-p5-range-12 . . . . . . . . . . . 26		D.14. Since draft-ietf-httpbis-p5-range-12 . . . . . . . . . . . 26
	D.15. Since draft-ietf-httpbis-p5-range-13 . . . . . . . . . . . 26		D.15. Since draft-ietf-httpbis-p5-range-13 . . . . . . . . . . . 26
	D.16. Since draft-ietf-httpbis-p5-range-14 . . . . . . . . . . . 26		D.16. Since draft-ietf-httpbis-p5-range-14 . . . . . . . . . . . 26
	D.17. Since draft-ietf-httpbis-p5-range-15 . . . . . . . . . . . 26		D.17. Since draft-ietf-httpbis-p5-range-15 . . . . . . . . . . . 26
	D.18. Since draft-ietf-httpbis-p5-range-16 . . . . . . . . . . . 26		D.18. Since draft-ietf-httpbis-p5-range-16 . . . . . . . . . . . 26
			D.19. Since draft-ietf-httpbis-p5-range-17 . . . . . . . . . . . 26
	Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26		Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
	1. Introduction		1. Introduction
	HTTP clients often encounter interrupted data transfers as a result		HTTP clients often encounter interrupted data transfers as a result
	of cancelled requests or dropped connections. When a client has		of cancelled requests or dropped connections. When a client has
	stored a partial representation, it is desirable to request the		stored a partial representation, it is desirable to request the
	remainder of that representation in a subsequent request rather than		remainder of that representation in a subsequent request rather than
	transfer the entire representation. There are also a number of Web		transfer the entire representation. There are also a number of Web
	applications that benefit from being able to request only a subset of		applications that benefit from being able to request only a subset of
	skipping to change at page 17, line 40		skipping to change at page 17, line 40
	See Section 11 of [Part1].		See Section 11 of [Part1].
	9. References		9. References
	9.1. Normative References		9.1. Normative References
	[Part1] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,		[Part1] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,
	Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,		Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,
	and J. Reschke, Ed., "HTTP/1.1, part 1: URIs, Connections,		and J. Reschke, Ed., "HTTP/1.1, part 1: URIs, Connections,
	and Message Parsing", draft-ietf-httpbis-p1-messaging-17		and Message Parsing", draft-ietf-httpbis-p1-messaging-18
	(work in progress), October 2011.		(work in progress), January 2012.
	[Part2] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,		[Part2] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,
	Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,		Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,
	and J. Reschke, Ed., "HTTP/1.1, part 2: Message		and J. Reschke, Ed., "HTTP/1.1, part 2: Message
	Semantics", draft-ietf-httpbis-p2-semantics-17 (work in		Semantics", draft-ietf-httpbis-p2-semantics-18 (work in
	progress), October 2011.		progress), January 2012.
	[Part4] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,		[Part4] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,
	Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,		Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,
	and J. Reschke, Ed., "HTTP/1.1, part 4: Conditional		and J. Reschke, Ed., "HTTP/1.1, part 4: Conditional
	Requests", draft-ietf-httpbis-p4-conditional-17 (work in		Requests", draft-ietf-httpbis-p4-conditional-18 (work in
	progress), October 2011.		progress), January 2012.
	[RFC2046] Freed, N. and N. Borenstein, "Multipurpose Internet Mail		[RFC2046] Freed, N. and N. Borenstein, "Multipurpose Internet Mail
	Extensions (MIME) Part Two: Media Types", RFC 2046,		Extensions (MIME) Part Two: Media Types", RFC 2046,
	November 1996.		November 1996.
	[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate		[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
	Requirement Levels", BCP 14, RFC 2119, March 1997.		Requirement Levels", BCP 14, RFC 2119, March 1997.
	[RFC5234] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax		[RFC5234] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax
	Specifications: ABNF", STD 68, RFC 5234, January 2008.		Specifications: ABNF", STD 68, RFC 5234, January 2008.
	skipping to change at page 26, line 43		skipping to change at page 26, line 43
	o <http://tools.ietf.org/wg/httpbis/trac/ticket/186>: "Document		o <http://tools.ietf.org/wg/httpbis/trac/ticket/186>: "Document
	HTTP's error-handling philosophy"		HTTP's error-handling philosophy"
	o <http://trac.tools.ietf.org/wg/httpbis/trac/ticket/301>: "Content-		o <http://trac.tools.ietf.org/wg/httpbis/trac/ticket/301>: "Content-
	Range on responses other than 206"		Range on responses other than 206"
	o <http://trac.tools.ietf.org/wg/httpbis/trac/ticket/319>: "case		o <http://trac.tools.ietf.org/wg/httpbis/trac/ticket/319>: "case
	sensitivity of ranges in p5"		sensitivity of ranges in p5"
			D.19. Since draft-ietf-httpbis-p5-range-17
			None.
	Index		Index
	2		2
	206 Partial Content (status code) 7		206 Partial Content (status code) 7
	4		4
	416 Requested Range Not Satisfiable (status code) 8		416 Requested Range Not Satisfiable (status code) 8
	A		A
	Accept-Ranges header field 9		Accept-Ranges header field 9
End of changes. 11 change blocks.
	12 lines changed or deleted		17 lines changed or added
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