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 ...

VoIP, or Voice over Internet Protocol, is a method of sending audio voice signals -- or, more specifically, telephone signals -- as data packets over the Internet. By taking advantage of the different ...

You’ve studied the promising return on investment for IP telephony and researched vendor solutions that appear to fit your company’s needs. If you’ve done your homework, you also know that merging ...

Businesses are failing to secure their IP telephony networks because of a lack of knowledge, according to one veteran VoIP engineer. Eric Vyncke, author of LAN switch security: What hackers know about ...

Marguerite Reardon started as a CNET News reporter in 2004, covering cellphone services, broadband, citywide Wi-Fi, the Net neutrality debate and the consolidation of the phone companies. Internet ...

Marguerite Reardon started as a CNET News reporter in 2004, covering cellphone services, broadband, citywide Wi-Fi, the Net neutrality debate and the consolidation of the phone companies. Cisco ...

Today, we’ll highlight two product announcements made at the recent VoiceCon event that focus on solving the top two key roadblocks for a successful IP telephony deployment – security and management.

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 ...

Last week we confessed to a VoIP product backlog and we began to reduce the queue by looking at a software-only, Session Inititation Protocol-based VoIP PBXs and adapters that allow you to use analog ...

David Stever, manager of communication technology services at PPL, knows that IP telephony is the future. He also knows that his company (formerly known as Pennsylvania Power & Light) has a massive ...