VoIP phones offer the familiar look of a conventional desk phone with similar functionality, but aren’t as plug-and-go. Like so much networking kit, setting up a VoIP phone can be a very frustrating ...

The age of voice-over-Internet-protocol (VoIP) is here, bringing together telephony and data communications to provide packetized voice and fax data streamed over low-cost Internet links. The ...

The convergence industry is starting to plan and build appliances that distribute intelligence and computing power over residential full-duplex broadband via DOCSIS cable modems and xDSL. For VoIP to ...

Voice over Internet Protocol (VoIP) has become the standard for cloud-based phone systems for small businesses. These digital communications tools require only an internet connection to operate, and ...

The main challenge: Even if an enterprise wants to interconnect different IPT islands, there is no real incentive for two different vendors to interoperate. VoIP/IPT systems have proliferated to the ...

Voice over Internet Protocol (VoIP) implementations are becoming more common. As a result, more networks and legacy systems are being connected to public networks, allowing organizations to reduce ...

Some cavalierly refer to IP telephony as “just another application” that rides over your data network. But wait and see what happens if VoIP call quality starts eroding or, worse yet, if your ...

In the last newsletter we started discussing the protocol stack used for transporting voice over IP. Today we’ll move to the control for those conversations. By the way, before we get all those e-mail ...

Whether you run a small business out of your home, you manage a large company with hundreds or thousands of people, or you’re in charge of an enterprise that falls somewhere in between those, a VoIP ...

There are too many sources of vulnerability for VoIP to ever be completely secure, says Patrick Park, author of VoIP Security. Here he describes the VoIP threat landscape and offers best practices for ...

Navigate the VoIP landscape with ease and retire your old lines with our guide on the best VoIP providers of 2026.

How compatible are VoIP protocols like SIP, H.323, Skype, Vonage, etc.? Do they easily intercommunicate with each other, and if so, how? A simple comparison of the strengths and weaknesses of each ...