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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...

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Check out the Interactive Intelligence contact center blog for the latest insights and information on unified communications, business process automation, and

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

Welcome to the Citrix Knowledge Center! This site is the official resource for technical information on Citrix products, hotfixes, security bulletins, and troubleshooting guides.

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Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

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Hosted PBX and Business VoIP phone service, for companies of all sizes. Virtual PBX including voicemail to email, Find-me, follow-me, virtual numbers, free long distance, and much more.