Protocol
Introduction
Media Gateway Control Protocol (MGCP) is an emerging protocol used for controlling Media Gateways or VoIP Gateways on the Public Switched Telephone Network (PSTN) and Internet Protocol (IP). It is an original protocol, which evolved into Media Gateway Controller (MEGACO). It is utilized during a live session in multimedia conferencing.
Introduction
Real-time Transport Protocol is an Internet Protocol that specifies a format for transmitting audio and video data over the internet. It was developed by the IETF’s, Audio Video Transport Working Group and was first published as RFC 1889 in the year 1996. Real-time Transport Protocol (RTP) provides uninterrupted data delivery services with real-time characteristics over an Internal Protocol Network.
Introduction
Session Description Protocol has been published by IETF (Internet Engineering Task Force) as an IETF Proposed Standards or RFC 4566 in April 1998. SDP can be used for a wider range of network applications and network environments. However, it does not support negotiation of media encoding and session content. SDP describes multimedia communication sessions for session announcement, session invitation and parameter negotiation.
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