Indicating User Agent Capabilities in the Session Initiation Protocol (SIP), August 2004
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- J. Rosenberg
- sip (rai)
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This specification defines mechanisms by which a Session Initiation Protocol (SIP) user agent can convey its capabilities and characteristics to other user agents and to the registrar for its domain. This information is conveyed as parameters of the Contact header field. [STANDARDS-TRACK]
For the definition of Status, see RFC 2026.
For the definition of Stream, see RFC 4844.