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Submitted: Feb 20 2010 09:51
Last Updated: Feb 20 2010 09:51
File Size: 667.93K
Views: 9
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Download Multi-layered Security Solutions For VoIP Protection

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Voice over Internet Protocol (Voice over IP or VoIP) allows users to make phone calls over the Internet, or any other IP network, using the packet switched network as a transmission medium rather than the traditional circuit transmissions of the PSTN. As the technology has become more reliable in recent years, companies have been moving to VoIP for a number of reasons.