SIP protocol was made within IETF (Internet Engineering Task Force) – organization occupied with establishing Internet standards and general standards concerning TCP/IP protocols.
PLC Datasystems SA
PLC Datasystems SA is a Swiss telecommunication company that was created in 2001. In the continuity of the strategy defined and implemented on a world level, PLC DS SA is aimed to the professionals of telecommunication over IP. Our company is one of the l
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