The following publications are possibly variants of this publication:
- Transcoding Services Invocation in the Session Initiation Protocol (SIP) Using Third Party Call Control (3pcc)Gonzalo Camarillo, Eric Burger, Henning Schulzrinne, Arnoud van Wijk. rfc, 4117:1-19, June 2005. [doi]
- A Call Control and Multi-Party Usage Framework for the Session Initiation Protocol (SIP)Rohan Mahy, Robert Sparks, Jonathan D. Rosenberg, Daniel Petrie, Alan B. Johnston. rfc, 5850:1-44, May 2010. [doi]
- Session Initiation Protocol (SIP) Server Overload Control: Design and EvaluationCharles Shen, Henning Schulzrinne, Erich M. Nahum. iptcomm 2008: 149-173 [doi]
- SIP: Session Initiation ProtocolMark Handley, Henning Schulzrinne, Eve M. Schooler, Jonathan D. Rosenberg. rfc, 2543:1-151, March 1999. [doi]
- SIP: Session Initiation ProtocolJonathan D. Rosenberg, Henning Schulzrinne, Gonzalo Camarillo, Alan B. Johnston, Jon Peterson, Robert Sparks, Mark Handley, Eve M. Schooler. rfc, 3261:1-269, June 2002. [doi]