RFC3455: Private Header (P-Header) Extensions to the Session Initiation Protocol (SIP) for the 3rd-Generation Partnership Project (3GPP)
Network Working Group M. Garcia-Martin Request for Comments: 3455 Ericsson Category: Informational E. Henrikson Lucent ...
RFC5002: The Session Initiation Protocol (SIP) P-Profile-Key Private Header (P-Header)
Network Working Group G. Camarillo Request for Comments: 5002 G. Blanco Category: Informational Ericsson August 2007 ...
RFC7315: Private Header (P-Header) Extensions to the Session Initiation Protocol (SIP) for the 3GPP
Internet Engineering Task Force (IETF) R. Jesske Request for Comments: 7315 Deutsche Telekom Obsoletes: 3455 K. Drage Category: Informational Alcatel-Lucent IS...
RFC7976: Updates to Private Header (P-Header) Extension Usage in Session Initiation Protocol (SIP) Requests and Responses
Internet Engineering Task Force (IETF) C. Holmberg Request for Comments: 7976 N. Biondic Updates: 7315 Ericsson Category: Informational G. Salgueiro IS...