Voice over Internet Protocol (VoIP) phone systems have made an incredible surge in popularity over the last few years as the demand for affordable, secure global communication channels has increased.

Voice over IP (VoIP) demands a greater emphasis on the pre-deployment testing phase of the technology rollout. Whether managing a roll out in-house, using a service provider or equipment manufacturer, ...

In my last column, I introduced a major document reviewing VoIP security published by the National Institute of Standards and Technology. In this column, I am presenting additional resources for those ...

The top VoIP vulnerabilities, drawn from the new book “Securing VoIP Networks,” by authors Peter Thermos and Ari Takanen, takes a tough look at the weak side of VoIP. How are VoIP networks weak and ...

Over the past few years, a significant penetration of Voice over IP (VoIP) systems has occurred in both enterprise and residential markets. VoIP enables the convergence of data and voice networks into ...

VoIP telephony providers will have to enable customers to make calls to the emergency services, following a ruling by Ofcom on Wednesday. All VoIP providers who connect to the UK's public switched ...

Like most countries boasting modern telecommunications systems, Australia has been implementing Voice over IP (VoIP) services. After a slow start, what began as a mild flirtation is now becoming an ...

Businesses are abuzz about voice over Internet Protocol technology, announcing new deployments almost daily, but the reality is that the actual work is only just beginning. Marguerite Reardon started ...

The two-way transmission of voice over a packet-switched IP network, which is part of the TCP/IP protocol suite. The terms "IP telephony" and "voice over IP" (VoIP) are synonymous. However, the term ...

A network that uses the IP protocol, which is part of the TCP/IP protocol suite. IP has become the global standard for networking, which includes the entire Internet, many of the data and voice ...

Worries over viruses and network downtime are keeping chief information officers from going for purely IP networks--and that's why Avaya uses Linux, according to Don Peterson, CEO of the networking ...