VoIPSwitch

A Voipswitch or softswitch is a very important device element of any telecommunications network. It connects different IP networks in order to deliver end-to-end communications

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Detailed description of SIP protocol

SIP protocol was made within IETF (Internet Engineering Task Force) – organization occupied with establishing Internet standards and general standards concerning TCP/IP protocols.

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Shannon Trade LLC

Shannon Telecom is a telecommunication company rendering International long distance services to local and foreign companies and their employees operating in CIS countries. Our objective is to provide our corporate customers with cheap long distance servi