RFC2885: Megaco Protocol version 0.8
Network Working Group F. Cuervo Request for Comments: 2885 N. Greene Category: Standards Track Nortel Networks C. Huitema ...
RFC3725: Best Current Practices for Third Party Call Control (3pcc) in the Session Initiation Protocol (SIP)
Network Working Group J. Rosenberg Request for Comments: 3725 dynamicsoft BCP: 85 J. Peterson Category: Best Current Practice Neustar ...
RFC3891: The Session Initiation Protocol (SIP) "Replaces" Header
Network Working Group R. Mahy Request for Comments: 3891 Cisco Systems, Inc. Category: Standards Track B. Biggs R. Dean ...
RFC3911: The Session Initiation Protocol (SIP) "Join" Header
Network Working Group R. Mahy Request for Comments: 3911 Airespace Category: Standards Track D. Petrie Pingtel ...
RFC4458: Session Initiation Protocol (SIP) URIs for Applications such as Voicemail and Interactive Voice Response (IVR)
Network Working Group C. Jennings Request for Comments: 4458 Cisco Systems Category: Informational F. Audet Nortel Networks ...
RFC4579: Session Initiation Protocol (SIP) Call Control - Conferencing for User Agents
Network Working Group A. Johnston Request for Comments: 4579 Avaya BCP: 119 O. Levin Category: Best Current Practice Microsoft Corporation ...
RFC5456: IAX: Inter-Asterisk eXchange Version 2
Independent Submission M. Spencer Request for Comments: 5456 Digium, Inc. Category: Informational B. Capouch ISSN: 2070-1721 Saint Joseph's College ...
RFC5589: Session Initiation Protocol (SIP) Call Control - Transfer
Network Working Group R. Sparks Request for Comments: 5589 Tekelec BCP: 149 A. Johnston, Ed. Category: Best Current Practice Avaya ...
RFC5850: A Call Control and Multi-Party Usage Framework for the Session Initiation Protocol (SIP)
Internet Engineering Task Force (IETF) R. Mahy Request for Comments: 5850 Unaffiliated Category: Informational R. Sparks ISSN: 2070-1721 Tekelec ...
RFC6567: Problem Statement and Requirements for Transporting User-to-User Call Control Information in SIP
Internet Engineering Task Force (IETF) A. Johnston Request for Comments: 6567 Avaya Category: Informational L. Liess ISSN: 2070-1721 Deutsche Telekom AG ...
RFC7433: A Mechanism for Transporting User-to-User Call Control Information in SIP
Internet Engineering Task Force (IETF) A. Johnston Request for Comments: 7433 Avaya Category: Standards Track J. Rafferty ISSN: 2070-1721 Human Communications ...
RFC7463: Shared Appearances of a Session Initiation Protocol (SIP) Address of Record (AOR)
Internet Engineering Task Force (IETF) A. Johnston, Ed. Request for Comments: 7463 Avaya Updates: 3261, 4235 M. Soroushnejad, Ed. Category: Standards Track V. Venkataramanan IS...