SIP protocol was made within IETF (Internet Engineering Task Force) – organization occupied with establishing Internet standards and general standards concerning TCP/IP protocols.
Vebtel Obconic Internet Protocol Pvt Ltd
Vebtel is an International grade Telecommunication Service provider based out of Asia. At we`re all about Telecommunication. That`s why we invest millions in network improvements each year to deliver the quality you expect. Vebtel offers a wide variety o
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