发明名称 IP-PSTN CALL PROCESSING SERVER
摘要 A call processing server operating in a computer environment to provide call processing features over computer-based networks such as the Internet or private Intranets and across the public switched telephone network. In addition to transporting voice, fax etc. over the Internet, the server provides call processing features such as hold, conferencing, etc.
申请公布号 CA2216035(A1) 申请公布日期 1999.03.17
申请号 CA19972216035 申请日期 1997.09.17
申请人 VIENNA SYSTEMS CORPORATION 发明人 UDALL, JIM;PAYANT, LOUIS
分类号 H04L29/06;H04L29/08;H04M7/00;H04M7/06;(IPC1-7):H04L29/02;G06F13/14;H04L12/24 主分类号 H04L29/06
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