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CTI论坛
15 年
IP电话信令协议——SIP
SIP(Session Initiation Protocol,会话发起协议)是由IETF(Interne工程任务组) 提 出的IP电话信令协议。正如其名字所隐含的,SIP用于发起会话,它能控制 ...
12 小时
10 Best SIP Trunk Providers Of 2024
SIP trunking connects your PBX phone system to the cloud for internet-based calling. This benefits your business by lowering ...
CTI论坛
14 年
第二课 MGCP和SIP功能描述
SIP(Session Initiation Protocol)是一套用于创建、修改、终止IP会话的信令协议,这些IP会话包括通过IP网络进行的多媒体会议等。 (1) SIP的功能 名字翻译 ...
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