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Tag: pbx

How Enterprise PBXs Connect to PSTN

How Enterprise PBXs Connect to PSTN

When a user connected to an enterprise PBX makes a VoIP phone call to a customer’s landline or mobile phone, the communications protocol has to be converted. In this article, we explain how gateways and SIP trunks enable interoperability between a PBX and the PSTN.

PBX Phone System Guide

PBX Phone System Guide

A PBX (Private Branch Exchange) allows companies to manage incoming and outgoing phone calls. How does it work? Learn the basics of PBX and how to choose the right type for your business.