A small business private branch exchange system gives each of your employees access to multiple phone lines through their desk's phone. The systems are easy to operate and provide great support, but ...

Voice over Internet protocol and public branch exchange systems -- VoIP and PBX, respectively -- are two ways of achieving the same end goal: to make and receive phone calls. Traditional PBX systems ...

There are those who remain leery of IP telephony. Nothing you say will convince them that today's IP-PBX systems are as reliable as the good old TDM systems they love. Then there are those of us who ...

The author is assistant chief engineer of Radio One Dallas. For years, Radio One Dallas had a Nortel phone system that seemingly required a service call for anything beyond switching out a handset ...