What is RFC 3261 SIP?

What is RFC 3261 SIP?

RFC 3261 SIP: Session Initiation Protocol June 2002 Via contains the address (pc33.atlanta.com) at which Alice is expecting to receive responses to this request. It also contains a branch parameter that identifies this transaction.

How reliable are proposalprovisional responses in RFC 3261?

Provisional responses provide information on the progress of the request processing, but are not sent reliably in RFC 3261 . It was later observed that reliability was important in several cases, including interoperability scenarios with the PSTN.

What types of sessions are included in the RFC 2026?

These sessions include Internet telephone calls, multimedia distribution, and multimedia conferences. [STANDARDS-TRACK] For the definition of Status , see RFC 2026 . For the definition of Stream, see RFC 8729 .