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. Showdown slides and ...

"Can Centrex survive or perhaps even thrive in the era of convergence?" Industry observer Jay Brandstadter thinks it can, but maybe not in the form you've known it: "For those considering IP telephony ...

The Alescere IP-PBX is a Linux-based business communications system. It's aimed at the Small/Mid-Sized Business market, with strong support for larger companies with many small to mid-sized branch ...

This Comparison Guide features the leading PBX systems from established vendors like Siemens, Cisco, Avaya and Nortel as well as cutting edge systems from new vendors like Shoretel and Fonality. The ...