The Session Initiation Protocol P-Profile-Key Private Header
RFC 5002, “The Session Initiation Protocol P-Profile-Key Private Header”, is an Informational document published in August 2007 by G. Camarillo, G. Blanco. It has since been updated by RFC 8217. The canonical text is published by the RFC Editor.
Abstract
This document specifies the SIP P-Profile-Key P-header. This header field is used in the 3rd-Generation Partnership Project (3GPP) IMS (IP Multimedia Subsystem) to provide SIP registrars and SIP proxy servers with the key of the profile corresponding to the destination SIP URI of a particular SIP request. This memo provides information for the Internet community.
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 5002 is hosted at rfc-editor.org. Available in TXT,HTML.
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