RFC 3262

Reliability of Provisional Responses in Session Initiation Protocol (SIP), June 2002

Canonical URL:
https://www.rfc-editor.org/rfc/rfc3262.txt
File formats:
Plain TextPDF
Status:
PROPOSED STANDARD
Obsoletes:
RFC 2543
Authors:
J. Rosenberg
H. Schulzrinne
Stream:
IETF
Source:
sip (rai)

Cite this RFC: TXT  |  XML

DOI:  10.17487/RFC3262

Discuss this RFC: Send questions or comments to sipcore@ietf.org

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Abstract

This document specifies an extension to the Session Initiation Protocol (SIP) providing reliable provisional response messages. This extension uses the option tag 100rel and defines the Provisional Response ACKnowledgement (PRACK) method. [STANDARDS-TRACK]


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 4844.


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