Session Initiation Protocol History-Info Header Call Flow Examples
RFC 7131, “Session Initiation Protocol History-Info Header Call Flow Examples”, is an Informational document published in March 2014 by M. Barnes, F. Audet, S. Schubert, H. van Elburg, C. Holmberg. The canonical text is published by the RFC Editor.
Abstract
This document describes use cases and documents call flows that 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.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
The canonical text of RFC 7131 is hosted at rfc-editor.org. Available in TXT,HTML.
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