SDP parameters for supporting H.263 and H.261 options

Document Type Expired Internet-Draft (individual)
Last updated 2003-10-16
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document defines the syntax and the semantics of SDP parameters needed to support features of H.261 and H.263 video codecs. This optional parameters enables the H.261 and H.263 codecs to specify their functionality enabling better video support. The document specify codec specific parameters that can be used with SIP, SAP or any similar protocol that uses SDP to signal support of those codecs.


Roni Even (
Petri Koskelainen (

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