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What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

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Cisco Unified IP Phone 7906G
00:21 · Published: 12/17/2010
Cisco Unified IP Phone 7965G - VoIP phone - SCCP, SIP - 6-line operation -
00:21 · Published: 12/18/2010
Cisco Unified IP Phone 7945G Telephone
00:21 · Published: 12/17/2010
Cisco-Linksys CIT310 Dual-Mode Cordless Phone for Yahoo! Messenger
00:21 · Published: 12/17/2010
Cisco ip phone
01:02 · Published: 12/22/2010

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