Method and apparatus for migrating embedded pbx system to...

Details Method and apparatus for migrating embedded pbx system to... Method and apparatus for migrating embedded pbx system to...

H - Electricity

04

Q

H04Q 3/545 (2006.01) H04Q 3/42 (2006.01) H04Q 3/62 (2006.01) H04Q 11/04 (2006.01) H04M 3/42 (2006.01)

Patent

CA 2236525

A PC-based PBX incorporating pre-existing call control software designed to operate in a computing environment which is not PC-based. The PC-based PBX comprises a PC chassis; a PC motherboard within the chassis; a main PBX control card within the chassis for executing the pre-existing call control software; a telecommunications card within the chassis and connected to the PBX main control card for implementing telephony communications with a public switched telephone network under control of the call control software; and a DSP card within the chassis and connected to the PBX main control card for implementing signaling and conferencing functions under control of the call control software.

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