Polycom, Inc. K-1
Appendix K
SIP RFC Support
Table K-1 SIP RFC Support in RealPresence Collaboration Server (RMX) Systems
SIP RFC Description Note
1321 MD5
2032 RTP Payload for H.261
2205 RSVP
2327 Session Description Protocol (SDP)
2429 RTP Payload for H.263+
2833 RTP Payload for DTMF
2617 HTTP Authentication
2976 SIP Info Method
3261 SIP
3264 Offer/Answer Model
3265 SIP Specific Event Notification Limited support
3266 SDP Support for IPv6
3311 SIP Update Method
3515 SIP Refer Method Limited support
3550 RTP
3551 RTP Profile for Audio/Video
3711 SRTP
3890 Transport Independent Bandwidth Modifier
for SDP
3891 SIP Replaces header Limited support
3892 SIP Referred-by Mechanism Limited support
3984 RTP Payload format for H.264
4028 Session Timers in SIP
4145 TCP Media Transport in SDP