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مهندسی کامپیوترومخابرات
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Rich feature set of high-end PBX telephone systems
with the convenience and cost advantages of Voice
over IP. It has common voice system features such as
an auto-attendant, shared
line appearances, three way call conferencing,
intercom, music on hold,call-forwarding and much
more.
DT-101
DataTechniques IP-PBX