Private Header Extensions to the Session Initiation Protocol for the 3rd-Generation Partnership Project
RFC 3455, “Private Header Extensions to the Session Initiation Protocol for the 3rd-Generation Partnership Project”, is an Informational document published in January 2003 by M. Garcia-Martin, E. Henrikson, D. Mills. It has been obsoleted by RFC 7315 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This document describes a set of private Session Initiation Protocol (SIP) headers (P-headers) used by the 3rd-Generation Partnership Project (3GPP), along with their applicability, which is limited to particular environments. The P-headers are for a variety of purposes within the networks that the partners use, including charging and information about the networks a call traverses. 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 3455 is hosted at rfc-editor.org. Available in TXT,HTML.
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