VOIP Phone (IP Phone) in data center room. A PBX (private branch exchange) system allows an organization to manage incoming and outgoing phone calls, as well as internal communication. A PBX is made ...

A private branch exchange (PBX) is a telephone system within an enterprise that switches calls between users on local lines, while enabling all users to share a certain number of external phone lines.

PBX facilitates calls using physical phone lines, while VoIP facilitates them over the internet. Discover why those differences matter and which one’s right for your business. At first glance, PBX and ...