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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...

Vonage offers international, local, home and business calling with no annual contracts. VoIP phone service plans start at $9.99/mo. Get more with Vonage.

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...

soft-switch.org provides DSP and signaling modules for free telephony

WikiAnswers: Questions and Answers from the Community

VOIP information, troubleshooting and tutorials to correct faxing, voip quality issues (echo), and one-way audio problems. How to best configure your VoIP connection.

VoIP phone reviews and ratings for your business and residential phone system.

An online business services center connecting users with service providers. Find the best service with comparisons and free no obligation price quotations from business service providers.

Calculators and consumer resources to research the lowest prices and best deals for wireless, long distance, travel, airfare, satellite television, insurance, credit cards, loans, mortgages and Internet access.

Voxilla has been a trusted source for accurate, up-to-date information on the IP Communications industry since 2002. A dedicated staff of reporters and engineers produce feature articles and product reviews to keep industry watchers abreast of the p...