Polycom Version 1.4.x 17 - Manual (Page 146)

Administrator Guide - SoundPoint ® IP / SoundStation ® IP Session Initiation Protocol (SIP)
138 Copyright © 2004 Polycom, Inc.
5.2 Protocol Extensions
The phone supports the following SIP protocol extensions.
5.2.1 RFC and Internet Draft Support
5.2.2 Request Support
ID Title
RFC 1321 The MD5 Message-Digest Algorithm
RFC 3311 The Session Initiation Protocol (SIP) UPDATE Method
RFC 3325 SIP Asserted Identity
RFC 3725 Best Current Practices for Third Party Call Control
(3pcc) in the Session Initiation Protocol (SIP)
draft-levy-sip-diversion-04.txt Diversion Indication in SIP
draft-ietf-sip-session-timer-12.txt Session Timers in the Session Initiation Protocol (SIP)
draft-ietf-sipping-mwi-02.txt A Message Summary and Message Waiting Indication
Event Package for the Session Initiation Protocol (SIP)
draft-ietf-sipping-dialog-package-03.txt INVITE Initiated Dialog Event Package for the Session
Initiation Protocol (SIP)
draft-ietf-sip-privacy-04.txt SIP Extensions for Network-Asserted Caller Identity and
Privacy within Trusted Networks
draft-ietf-sip-referredby-05.txt SIP Referred by Mechanism
draft-levy-sip-diversion-06.txt Diversion Indication in SIP
draft-ietf-sipping-cc-conferencing-
03.txt SIP Call Control - Conferencing for User Agents
Method Supported Notes
INFO Yes RFC 2976, the phone does not generate INFO requests, but will
issue a final response upon receipt. No INFO message bodies
are parsed.
MESSAGE Yes Final response is sent upon receipt. Message bodies of type
text/plain are sent and received.
UPDATE Yes