Why settle for an ancient, analog PBX? The best voice over IP (VoIP) services we've tested deliver enterprise-grade phone system features for a small-business-friendly price.

The Network World Showdown pitting IP Centrex service suppliers against IP PBX vendors at the Voice on the Network show in Atlanta last week was close, but there was a winner.

Hosted IP PBX brings immense potential, but success lies in preparation and strategy as with any transformative solution.

Will 2010 be the year that open-source PBX and VoIP reach critical mass? Here are 15 companies that hope so.

The open source-based IP PBX products were connected into our standard IP PBX test bed, which was configured with a subnet using an Extreme Networks Summit 24 L2/L3 switch simulating a typical ...

Barrett Lyon has created a don't miss resource that shows you how to configure P2P SIP URI (Uniform Resource Identifier) dialing on your Asterisk-based PBX."There are thousands of people that ...

IP Centrex and hosted PBX provide Web integration for a variety of purposes, including browser-based tools for customer management of MACs and phone features.

Open, Standards-based Applications: VoiceXML allows the Alescere Tx1000 series IP-PBX to be a platform for advanced communication applications. Each of our features, to some degree, is based on ...

PBX sales continue to be sluggish, but IP-PBX is a bright spot and the lone growth category in the overall PBX market, according to Infonetics.