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Blog & Guides

Clear answers on call center dialers, IVR, IP-PBX and VoIP hardware.

E1 vs T1 PRI Explained

E1 and T1 are digital telephone circuits used for PRI (Primary Rate Interface) lines. E1, used in India, Europe and Australia, runs at 2.048 Mbit/s with 32 timeslots — 30 for voice. T1, used in the US, Canada and…

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IP-PBX vs EPABX

An EPABX is a traditional office telephone exchange that switches calls in dedicated hardware with fixed line and extension cards. An IP-PBX is software that switches calls over the computer network, supports IP…

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