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SIP UDP Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating real-time communication sessions. Session Initiation Protocol is widely used for VoIP (Voice over IP) and other types of multimedia communication. User Datagram Protocol (UDP) is a transport layer protocol used to deliver SIP messages. UDP is a connectionless protocol, …

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SIP TCP VS UDP When making a VoIP call, the Session Initiation Protocol (SIP) is responsible for initiating and terminating the call. SIP can run over either the Transmission Control Protocol (TCP) or the User Datagram Protocol (UDP). SIP calls made over UDP are generally less expensive to set up and maintain than SIP calls …

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