发明名称 IDENTIFYING PHONE CALLS FOR INTERNET TELEPHONY FEATURE HANDLING BY ROUTING THE PHONE CALLS TO A SOFTSWITCH VIA A DEDICATED TRUNK
摘要 A communication system includes a plurality of time division multiplexed (TDM) public switched telephone network (PSTN) trunks, a Signal Control Point (SCP), a Softswitch, and an Internet telephony call controller. The SCP a plurality of phone numbers for time division multiplexed TDM PSTN lines with an Internet telephony feature group that has Internet telephony feature handling. The SCP routes phone calls that are directed to phone numbers in the Internet telephony feature group through at least one dedicated trunk of the PSTN to the Softswitch. The Softswitch routes phone calls that it receives on the dedicated trunk to the Internet telephony call controller for Internet telephony feature handling.
申请公布号 US2009109958(A1) 申请公布日期 2009.04.30
申请号 US20070926672 申请日期 2007.10.29
申请人 AT&T BLS INTELLECTUAL PROPERTY, INC. 发明人 LA PIERRE STEPHEN;LIN SHIEJYE GEOFFREY
分类号 H04L12/66 主分类号 H04L12/66
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