PBX stands for Non-public Department Change. It refers to a phone switching system of an enterprise. It's used to modify calls between VoiP (voice over Web Protocol or IP) customers on native strains to facilitate inner communication of a enterprise. Its fundamental perform is to permit in-home calling between extensions and to permit routing for exterior calls. For instance, when an worker makes a name to a different worker on the identical community, the decision is routed by way of the PBX with ...
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