Mechanisms for Media Source Selection in the Session Description Protocol (SDP)

Document Type Expired Internet-Draft (individual)
Authors Jonathan Lennox  , Henning Schulzrinne 
Last updated 2013-04-25 (latest revision 2012-10-22)
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Source-specific media attributes in the Session Description Protocol (SDP) allow endpoints to describe Real-Time Transport Protocol (RTP) sources within a media stream. This document extends that mechanism by defining how participants in a multimedia session can request specific sources from a remote party.


Jonathan Lennox (
Henning Schulzrinne (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)