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 ...

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, ...

John Breeden II is an award-winning reviewer with more than 20 years of experience covering technology. Follow him on Twitter @TheLabGuys. Office phones have come a long way in a relatively short time ...

Squibit introduces scalable IP PBX systems to enhance business communication, improve call routing, and support growing ...

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 ...

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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 ...

As the audiovisual industry moves toward network-based solutions, IP-based paging and intercom systems are revolutionizing communication, safety and operational efficiency. Offering unmatched ...