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Session Initiation Protocol (SIP) Offer/Answer with Multipart Alternative

Document Type Expired Internet-Draft (individual)
Expired & archived
Authors Dan Wing , Cullen Fluffy Jennings
Last updated 2006-03-07
RFC stream (None)
Intended RFC status (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


SIP needs a mechanism for general backwards compatibility for moving from SDP to SDPng or moving from non end-to-end encrypted SDP to end- to-end encrypted SDP. This document specifies how a SIP offer uses multipart/alternative, and how an answer indicates which part was selected.


Dan Wing
Cullen Fluffy Jennings

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