draft-ietf-mmusic-sdp-bundle-negotiation-15.txt   draft-ietf-mmusic-sdp-bundle-negotiation-16.txt 
MMUSIC Working Group C. Holmberg MMUSIC Working Group C. Holmberg
Internet-Draft Ericsson Internet-Draft Ericsson
Updates: 3264 (if approved) H. Alvestrand Updates: 3264 (if approved) H. Alvestrand
Intended status: Standards Track Google Intended status: Standards Track Google
Expires: July 20, 2015 C. Jennings Expires: July 31, 2015 C. Jennings
Cisco Cisco
January 16, 2015 January 27, 2015
Negotiating Media Multiplexing Using the Session Description Protocol Negotiating Media Multiplexing Using the Session Description Protocol
(SDP) (SDP)
draft-ietf-mmusic-sdp-bundle-negotiation-15.txt draft-ietf-mmusic-sdp-bundle-negotiation-16.txt
Abstract Abstract
This specification defines a new Session Description Protocol (SDP) This specification defines a new Session Description Protocol (SDP)
Grouping Framework extension, 'BUNDLE'. The extension can be used Grouping Framework extension, 'BUNDLE'. The extension can be used
with the SDP Offer/Answer mechanism to negotiate the usage of a with the SDP Offer/Answer mechanism to negotiate the usage of a
single address:port combination (BUNDLE address) for receiving media, single address:port combination (BUNDLE address) for receiving media,
referred to as bundled media, associated with multiple SDP media referred to as bundled media, associated with multiple SDP media
descriptions ("m=" lines). descriptions ("m=" lines).
skipping to change at page 2, line 10 skipping to change at page 2, line 10
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 July 20, 2015. This Internet-Draft will expire on July 31, 2015.
Copyright Notice Copyright Notice
Copyright (c) 2015 IETF Trust and the persons identified as the Copyright (c) 2015 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 27, line 40 skipping to change at page 27, line 40
The identification-tag payload is UTF-8 encoded, as in SDP. The identification-tag payload is UTF-8 encoded, as in SDP.
The identification-tag is not zero terminated. The identification-tag is not zero terminated.
[RFC EDITOR NOTE: Please replace TBD with the assigned SDES [RFC EDITOR NOTE: Please replace TBD with the assigned SDES
identifier value.] identifier value.]
13.3. RTP MID Header Extension 13.3. RTP MID Header Extension
The payload, containing the mid value, of the RTP MID header The payload, containing the identification-tag, of the RTP MID header
extension element can be encoded using either the one-byte or two- extension element can be encoded using either the one-byte or two-
byte header [RFC5285]. The identification-tag payload is UTF-8 byte header [RFC5285]. The identification-tag payload is UTF-8
encoded, as in SDP. encoded, as in SDP.
The identification-tag is not zero terminated. Note, however, that The identification-tag is not zero terminated. Note, however, that
RTP header extensions that are not a multiple of 32 bits in length RTP header extensions that are not a multiple of 32 bits in length
MUST be padded to the next 32-bit boundary using zero bytes; these MUST be padded to the next 32-bit boundary using zero bytes; these
padding bytes are not included in the header length field [RFC3550]. padding bytes are not included in the header length field [RFC3550].
14. IANA Considerations 14. IANA Considerations
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Alvestrand proposal. Alvestrand proposal.
Thanks to Paul Kyzivat, Martin Thomson, Flemming Andreasen, Thomas Thanks to Paul Kyzivat, Martin Thomson, Flemming Andreasen, Thomas
Stach and Ari Keraenen for taking the time to read the text along the Stach and Ari Keraenen for taking the time to read the text along the
way, and providing useful feedback. way, and providing useful feedback.
18. Change Log 18. Change Log
[RFC EDITOR NOTE: Please remove this section when publishing] [RFC EDITOR NOTE: Please remove this section when publishing]
Changes from draft-ietf-mmusic-sdp-bundle-negotiation-15
o - Editorial fix.
Changes from draft-ietf-mmusic-sdp-bundle-negotiation-14 Changes from draft-ietf-mmusic-sdp-bundle-negotiation-14
o - Editorial changes. o - Editorial changes.
Changes from draft-ietf-mmusic-sdp-bundle-negotiation-13 Changes from draft-ietf-mmusic-sdp-bundle-negotiation-13
o Changes to allow a new suggested offerer BUNDLE address to be o Changes to allow a new suggested offerer BUNDLE address to be
assigned to each bundled m- line. assigned to each bundled m- line.
o Changes based on WGLC comments from Paul Kyzivat o Changes based on WGLC comments from Paul Kyzivat
 End of changes. 6 change blocks. 
5 lines changed or deleted 9 lines changed or added

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