| 协议 |
参数 |
说明 |
| H.323 |
| H.323 V4 |
ITU-T |
|
| H.450 |
被屏蔽 |
需局端支持 |
| H.225 |
支持 |
|
| H.245 |
支持 |
|
| H.235 |
支持 |
|
| RCF-1889 |
RTP/RTCP |
|
| IP对IP |
支持 |
|
| SIP |
| RFC 3261 |
|
Session Initiation Protocol |
| RFC 2327 |
|
SDP: Session Description Protocol |
| RFC 3264 |
|
An Offer/Answer Model with the Session Description Protocol (SDP) |
| RFC 3265 |
|
Session Initiation Protocol (SIP)-Specific Event Notification |
| RFC 3515 |
|
The Session Initiation Protocol (SIP) Refer Method |
| RFC 2976 |
|
The SIP INFO Method |
| RFC 2833 |
|
|
| RFC 3489 |
|
|
| RFC 3842 |
|
A Message Summary and Message Waiting Indication Event Package for the Session Initiation Protocol (SIP) |
| RFC 3891 |
|
The Session Initiation Protocol (SIP) "Replaces" Header |
| RFC 3892 |
|
The Session Initiation Protocol (SIP) Referred-By Mechanism |
| draft-ietf-sipping-cc-transfer-04 |
|
Session Initiation Protocol Call Control - Transfer |
