共 4 条
[1]
SIP:Session Initiation Protocol. RosenbergJ,SchulzrinneH. RFC 3261 . 2002
[2]
Packet-basedMultimediaCommunicationsSystems. ITU-T Re-commendationH. 323 . 2000
[3]
164Number andDNS. FaltstromP E. RFC 2916 . 2000
[4]
TelephonyRouting overIP (TRIP). RosenbergJ,SalamaH,SquireM. RFC 3219 . 2002