The SDP RTCP Extension

Document Type Expired Internet-Draft (individual)
Author Harald Alvestrand 
Last updated 2014-10-03 (latest revision 2014-04-01)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document specifies an RTCP extension that allows SDP information to be carried over an RTP session. This extension obivates the need for a separate negotiation channel, thereby avoiding the risk of desynchronization between the SDP session description and the RTP session state.


Harald Alvestrand (

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