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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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Siemens videos

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Siemens Gigaset SL550 + M34 + Skype
05:01 · Published: 09/28/2010
Interop Las Vegas 2010 - Polycom's new Videoconferencing VVX1500D
09:30 · Published: 09/27/2010
Siemens HiPath OpenOffice - Conference
00:57 · Published: 12/03/2007
Siemens Gigaset A580IP VoIP Instalaçï física do produto
04:30 · Published: 09/27/2010
FREE International Calls & Texts & Free Mobile Credit HACK!
01:56 · Published: 09/27/2010

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