发明名称 Methods and apparatus to perform call screening in a voice over internet protocol (VOIP) network
摘要 Methods and apparatus to perform call screening in a voice over Internet protocol (VoIP) network are disclosed. An example method comprises sending a call initiation request to a VoIP endpoint, receiving a call screening indication from a user of the VoIP endpoint in response to the call initiation request and prior to a no answer determination made by an initiating call server, and playing a message for the user while a calling party is leaving the message.
申请公布号 US8223757(B2) 申请公布日期 2012.07.17
申请号 US20070761037 申请日期 2007.06.11
申请人 JACKSON JAMES;SHETH NIRAL S.;CUNETTO PHILIP;AT&T INTELLECTUAL PROPERTY I, L.P. 发明人 JACKSON JAMES;SHETH NIRAL S.;CUNETTO PHILIP
分类号 H04L12/28;H04M3/42;H04M7/00 主分类号 H04L12/28
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