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

YouTube is a place to discover, watch, upload and share videos.

Packetizer is the definitive resource for information related to information technologies, particularly those in the area of packet-switched conversational protocols and cloud computing. Packetizer offers technical guidance, provides technical prese...

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...

RADVISION visual unified communications enable HD video conferencing solutions, converged video telephony & desktop visual communications over IP, 3G & IMS/NGN.

Through a For IT, By IT editorial filter, Network Computing connects the dots between architectural approach and how technology impacts the business, applications, and network.

Daily Payload reports on the latest Multimedia Communication and Cloud Computing News.

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

WildPackets is the leading provider of network, VoIP, and application performance monitoring, analysis, and troubleshooting solutions.

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...