Skype is opening its VoIP system so businesses can hook up their internet-based phone systems to the popular service. Session Initiation Protocol (SIP) is an open standard that allows calls to be ...

The most reliable internet protocol (IP) desk phone is Polycom VVX because its hardware is crafted to an extremely high standard, and its user base appears to be consistently satisfied with its ...

Appliances from Allworx, Critical Links, Fonality, Microsoft, and Sutus all combine sophisticated features and low cost; they differ in breadth and complexity, with Fonality’s Asterisk-based PBXtra ...

Linux-based VoIP box gives a glimpse into vendor’s IP PBX road map. Nortel next month is expected to launch the first in a family of Linux-based IP PBXs that ultimately could save customers money, ...

Here’s where to turn when selecting a VoIP provider. Many of these vendors will be familiar, since most also sell legacy phone systems Most of these vendors offer a mix of TDM-based and VoIP products ...

Cisco Systems Inc. last week announced a bevy of voice over IP (VOIP) products, continuing the efforts of vendors to get technologies supporting phone services over data networks in shape for more ...

Voice over IP office phone systems, which integrate phone calls into the networks that carry email and computer files, are no longer the province of geeky early adopters. And there’s a battle shaping ...

In addition to video conferencing, VoIP systems have features like file-sharing and one-to-one and group messaging so you can quickly and easily share and receive information to keep your business ...