One of the first open source VoIP projects — and one of the earliest VoIP PBXes, period — is Digium-sponsored Asterisk. A highly mature platform licensed under the GPL, Asterisk supports almost ...

DIY VoIP: The days of complete rip-and-replace VoIP installations may be waning, as open-source VoIP options (like Asterisk) and more mingling between traditional PBX vendors and VoIP vendors make for ...

VoIP vendor Pingtel is spearheading the endeavor by contributing to the open-source movement source code for its Session Initiation Protocol (SIP) software, including software for its SIPxchange ...

The dizzying array of SMB VoIP products and unified communications available on the market means solution providers can pick and choose which features and capabilities to push to customers. That is ...

A move by IP telephony vendor Pingtel could be a boon to enterprises interested in deploying VoIP systems based on open source software and server platforms, like Linux. That’s because Pingtel this ...

Open-source collaboration software vendor Open-Xchange has integrated VoIP (voice over Internet Protocol) and social networking sites in the latest version of its e-mail server and client.

Streamline your VoIP installation with expert tips on equipment, security, training, and more. Follow these steps for a painless setup. Installing a VoIP system for your business is a bit more ...