Aiming to let enterprises do more with their IP (Internet Protocol) telephony systems and keep them available when a network goes down, Avaya introduced new software, phones, and a gateway at this ...

The K-1900-712L-IP vandal resistant VoIP SIP panel phone is equipped with a short 12-inch armored handset cable to reduce the risk of users harming themselves, their surroundings, or the phone itself.

Estimates are that SIP phone shipments will more than double by 2015, reaching around 4.7 million in units sold around the world. The SIP phone market has changed considerably over the last few years, ...

Since we first tested softphones in 2002, they have improved to tap into wider broadband pipes, faster CPUs and more capable versions of Windows. They’re less expensive, too. CounterPath and ...

While most open-source projects are applications and utilities intended for single users, we did something different. We created an infrastructure project: a Voice-over-IP (VoIP) phone system that ...

The resurgence of interest in VoIP to provide telephone services worldwide is often credited to the use of session initiation protocol (SIP) for signaling. Both residential and enterprise VoIP ...

Session Initiation Protocol (SIP) will allow true interoperability, eventually enabling every IP-based device and application to communicate seamlessly with one another. This guide discusses some of ...

Siemens this week is launching a high-end enterprise IP PBX that can host more than 100,000 IP phones from a single data center. Siemens this week is launching a high-end enterprise IP PBX that can ...