Hypertext Transfer Protocol (HTTP/1.1): Range Requests
draft-ietf-httpbis-p5-range-24

The information below is for an old version of the document
Document Type Active Internet-Draft (httpbis WG)
Last updated 2013-11-11 (latest revision 2013-09-25)
Stream IETF
Intended RFC status Proposed Standard
Formats plain text pdf html
Stream WG state Submitted to IESG for Publication Sep 2013
Consensus Yes
Document shepherd mnot
Shepherd write-up Show (last changed 2013-10-07)
IESG IESG state IESG Evaluation
Telechat date
Needs 2 more YES or NO OBJECTION positions to pass.
Responsible AD Barry Leiba
Send notices to httpbis-chairs@tools.ietf.org, draft-ietf-httpbis-p5-range@tools.ietf.org
IANA IANA review state IANA OK - Actions Needed
IANA action state None
HTTPbis Working Group                                   R. Fielding, Ed.
Internet-Draft                                                     Adobe
Obsoletes: 2616 (if approved)                              Y. Lafon, Ed.
Intended status: Standards Track                                     W3C
Expires: March 29, 2014                                  J. Reschke, Ed.
                                                              greenbytes
                                                      September 25, 2013

         Hypertext Transfer Protocol (HTTP/1.1): Range Requests
                     draft-ietf-httpbis-p5-range-24

Abstract

   The Hypertext Transfer Protocol (HTTP) is an application-level
   protocol for distributed, collaborative, hypertext information
   systems.  This document defines range requests and the rules for
   constructing and combining responses to those requests.

Editorial Note (To be removed by RFC Editor)

   Discussion of this draft takes place on the HTTPBIS working group
   mailing list (ietf-http-wg@w3.org), which is archived at
   <http://lists.w3.org/Archives/Public/ietf-http-wg/>.

   The current issues list is at
   <http://tools.ietf.org/wg/httpbis/trac/report/3> and related
   documents (including fancy diffs) can be found at
   <http://tools.ietf.org/wg/httpbis/>.

   The changes in this draft are summarized in Appendix E.5.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on March 29, 2014.

Fielding, et al.         Expires March 29, 2014                 [Page 1]
Internet-Draft           HTTP/1.1 Range Requests          September 2013

Copyright Notice

   Copyright (c) 2013 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

   This document may contain material from IETF Documents or IETF
   Contributions published or made publicly available before November
   10, 2008.  The person(s) controlling the copyright in some of this
   material may not have granted the IETF Trust the right to allow
   modifications of such material outside the IETF Standards Process.
   Without obtaining an adequate license from the person(s) controlling
   the copyright in such materials, this document may not be modified
   outside the IETF Standards Process, and derivative works of it may
   not be created outside the IETF Standards Process, except to format
   it for publication as an RFC or to translate it into languages other
   than English.

Fielding, et al.         Expires March 29, 2014                 [Page 2]
Internet-Draft           HTTP/1.1 Range Requests          September 2013

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  4
     1.1.  Conformance and Error Handling . . . . . . . . . . . . . .  4
     1.2.  Syntax Notation  . . . . . . . . . . . . . . . . . . . . .  4
   2.  Range Units  . . . . . . . . . . . . . . . . . . . . . . . . .  4
     2.1.  Byte Ranges  . . . . . . . . . . . . . . . . . . . . . . .  5
     2.2.  Other Range Units  . . . . . . . . . . . . . . . . . . . .  7
     2.3.  Accept-Ranges  . . . . . . . . . . . . . . . . . . . . . .  7
   3.  Range Requests . . . . . . . . . . . . . . . . . . . . . . . .  7
     3.1.  Range  . . . . . . . . . . . . . . . . . . . . . . . . . .  7
     3.2.  If-Range . . . . . . . . . . . . . . . . . . . . . . . . .  9
   4.  Responses to a Range Request . . . . . . . . . . . . . . . . .  9
     4.1.  206 Partial Content  . . . . . . . . . . . . . . . . . . . 10
     4.2.  Content-Range  . . . . . . . . . . . . . . . . . . . . . . 12
Show full document text