VOIP (Voice Over IP)
Real-time communications on the internet has been on the rise in the recent past. Many companies are offering video conferencing solutions for social as well as enterprise users. Real-time communications are powered by VOIP (Voice Over IP) protocols. VOIP protocols include;
Session Initiation Protocol (SIP), connection management protocol developed by the IETF
Real-time Transport Protocol (RTP), transport protocol for real-time audio and video data
Real-time Transport Control Protocol (RTCP), sister protocol for RTP providing stream statistics and status information
Secure Real-time Transport Protocol (SRTP), encrypted version of RTP
Session Description Protocol (SDP), a syntax for session initiation and announcement for multimedia communications and WebSocket transports.
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