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SDP: Session Description Protocol
draft-ietf-mmusic-rfc4566bis-12

Document type: Active Internet-Draft (mmusic WG)
Document stream: IETF
Last updated: 2014-09-23
Intended RFC status: Unknown
Other versions: plain text, pdf, html

IETF State: WG Document Mar 2015
Other - see Comment Log
Document shepherd: Flemming Andreasen

IESG State: I-D Exists
Responsible AD: (None)
Send notices to: No addresses provided

Network Working Group                                         M. Handley
Internet-Draft                                                       UCL
Obsoletes: 4566 (if approved)                                V. Jacobson
Intended status: Standards Track                                    PARC
Expires: March 27, 2015                                     C.S. Perkins
                                                   University of Glasgow
                                                                A. Begen
                                                                   Cisco
                                                      September 23, 2014

                   SDP: Session Description Protocol
                    draft-ietf-mmusic-rfc4566bis-12

Abstract

   This memo defines the Session Description Protocol (SDP).  SDP is
   intended for describing multimedia sessions for the purposes of
   session announcement, session invitation, and other forms of
   multimedia session initiation.  This document obsoletes RFC 4566.

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
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   Internet-Drafts are draft documents valid for a maximum of six months
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   This Internet-Draft will expire on March 27, 2015.

Copyright Notice

   Copyright (c) 2014 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

Handley, et al.          Expires March 27, 2015                 [Page 1]
Internet-Draft                    SDP                     September 2014

   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
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   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.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Glossary of Terms . . . . . . . . . . . . . . . . . . . . . .   4
   3.  Examples of SDP Usage . . . . . . . . . . . . . . . . . . . .   4
     3.1.  Session Initiation  . . . . . . . . . . . . . . . . . . .   4
     3.2.  Streaming Media . . . . . . . . . . . . . . . . . . . . .   5
     3.3.  Email and the World Wide Web  . . . . . . . . . . . . . .   5
     3.4.  Multicast Session Announcement  . . . . . . . . . . . . .   5
   4.  Requirements and Recommendations  . . . . . . . . . . . . . .   5
     4.1.  Media and Transport Information . . . . . . . . . . . . .   6
     4.2.  Timing Information  . . . . . . . . . . . . . . . . . . .   7
     4.3.  Private Sessions  . . . . . . . . . . . . . . . . . . . .   7
     4.4.  Obtaining Further Information about a Session . . . . . .   8
     4.5.  Categorisation  . . . . . . . . . . . . . . . . . . . . .   8
     4.6.  Internationalisation  . . . . . . . . . . . . . . . . . .   8
   5.  SDP Specification . . . . . . . . . . . . . . . . . . . . . .   8
     5.1.  Protocol Version ("v=") . . . . . . . . . . . . . . . . .  11
     5.2.  Origin ("o=") . . . . . . . . . . . . . . . . . . . . . .  11
     5.3.  Session Name ("s=") . . . . . . . . . . . . . . . . . . .  13
     5.4.  Session Information ("i=")  . . . . . . . . . . . . . . .  13
     5.5.  URI ("u=")  . . . . . . . . . . . . . . . . . . . . . . .  13

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