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Find unified communications (UC) news, advice and research for IT professionals and learn about strategies for UC deployment, integration and management.

IP address lookup, location, proxy detection, email tracing, IP hiding tips, blacklist check, speed test, and forums. Find, get, and show my IP address.

An online computer dictionary and internet search engine for internet terms and technical support.

Welcome to voip.about.com, your guide site to everything Voice Over IP, also called VoIP, IP Telephony or Internet Telephony. Learn how to make free or cheap local and international calls using your PC or phone. Stay updated on VoIP hows and whats, V...

Learn about wireless networks, Internet and general computer networking solutions. Study our home networking tutorials, practice tests, and other reference material. We cover all popular computer networking topics including wireless home network setu...

Cisco (NASDAQ: CSCO) is the worldwide leader in networking that transforms how people connect, communicate and collaborate.

Phone systems to power your business. Turnkey business phone systems, IP PBX phone systems, VoIP phone systems, and Asterisk telephony software.

3CX VOIP PBX - provides an easy to use, plug and play SIP - IP PABX for Windows. With a software based IP PBX you will save on PBX maintenance and halve your phone bill. Download the FREE edition today and break free from your proprietary phone syste...

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Boston?s source for affordable NO Contract- VOIP, Ip pbx, SIP ip pbx, VOIP Business Phones, Web Hosting T1, Colocation, Wireless, Networks, SDSL?

The Award Winning Business Phone Service over the Internet. OnSIP business VoIP service is a hosted pbx system that allows you to streamline your business communications. There’s no phone company hassle, no phone system to buy or manage, no contracts