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Session Initiation Protocol (SIP) History-Info Header Call Flow Examples

Document type: Replaced Internet-Draft (individual)
Document stream: No stream defined
Last updated: 2012-09-26 (latest revision 2012-03-27)
Intended RFC status: Unknown
Other versions: (expired, archived): plain text, pdf, html

Stream State:No stream defined
Document shepherd: No shepherd assigned

IESG State: Replaced by draft-ietf-sipcore-rfc4244bis-callflows
Responsible AD: (None)
Send notices to: No addresses provided

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found here:


This document describes use cases and documents call flows which require the History-Info header field to capture the Request-URIs as a Session Initiation Protocol (SIP) Request is retargeted. The use cases are described along with the corresponding call flow diagrams and messaging details.


Mary Barnes <>
Francois Audet <>
Shida Schubert <>
Hans van Elburg <>
Christer Holmberg <>

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