PBX vs VoIP: How to Compare and Choose a Phone System Your email has been sent At first glance, PBX and VoIP seem like two very different types of phone systems. But modern technology, like IP PBX ...

We list the best PBX phone systems for small businesses, to make it simple and easy to set up and manage a full-feature software-based phone system without upfront hardware costs. Private branch ...

We list the best cloud phone and software PBX systems, to make it simple and easy to set up a software-based phone system that does everything a more expensive hardware one does. Even better ...

To handle each of these functions, most organizations turn to a private branch exchange (PBX) phone system. If you’re considering a PBX phone system for the first time, this guide will help you ...

For many years single-pair (two-wire) cabling had supported telephones working behind a PBX system, but system equipment innovations, beginning with the introduction of digital switching and stored ...

Open source PBX software that runs under Linux and other Unix variants on a variety of hardware, including x86, PowerPC, POWER and Xscale. Supporting traditional telephony (TDM) as well as voice ...