IP telephony began humbly as a novelty application that allowed online users to converse over the Internet. Today, it has finally matured enough in both feature sets and network availability that it ...

Conformance to industry standards such as SIP is greatly helping drive down system costs and enhancing design choice flexibility. In my recent No Jitter article reviewing the VoiceCon Orlando RFP ...

I responded that the core IP Telephony System (IPTS), the current moniker for a PBX, is still a vital component of any customer's enterprise communications network and that VoiceCon needs to offer ...

Opinions expressed by Entrepreneur contributors are their own. An IP telephony (IPT) system can provide small businesses with many tangible benefits. One small-business owner I know said staff ...

IP telephony has long been the bridesmaid of the communications industry. A maturing technology that sends voice traffic over existing data networks, including wide-area networks such as the Internet, ...

James writes books, articles and jokes about technology from his Dallas-area home office. He also consults for those who don’t read his books and articles. While small businesses have always been ...

Many small companies that lack technology skills may be blithely unaware that a revolution is underway in the world of business telephone systems. Why should you care particularly? Because new IP PBXs ...

Siemens AG’s U.S.-based networking subsidiary yesterday announced an upgrade of its IP telephony system that can be scaled up to support as many as 100,000 end users on a single network. Version 2.0 ...

Today, we’ll continue with our list of the top 10 requirements for managing an IP telephony system. We published the first five requirements earlier this week; now we’ll cover six through 10. Today, ...

In an effort to cut costs, my company has decided to migrate from private branch exchanges to IP telephony. By routing calls over our existing IP network and using voice-over-IP links, we can ...

Cisco's IP telephony offering has become so complex in such a short period of time that to learn about it now involves a two-part, eight-day training course. Delegates can either attend the two parts ...

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 ...