Packet-switched telephony call server

Multiplex communications – Communication techniques for information carried in plural... – Adaptive

Reexamination Certificate

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Details

C370S259000, C370S395500, C370S395520

Reexamination Certificate

active

07991001

ABSTRACT:
A system and method for providing packet-switched telephony service. The system provides call control, signaling, and/or delivery of voice, video, and other media in substantially real time. One embodiment of the system includes a call client application on a user device, and a call server located at a packet-switched telephony service provider. The call server is preferably operable to communicate with the call client in a non-native protocol and with the gateway in a native protocol.

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