Session Description Protocol
Session Description Protocol (SDP) is a format for describing multimedia communication sessions, including streaming media, video conferencing, and VoIP. It defines session details like media types, codecs, network addresses, and timing, typically used in conjunction with signaling protocols like SIP or WebRTC. SDP is text-based and commonly transmitted as part of session establishment messages.
Developers should learn SDP when working on real-time communication applications, such as video conferencing, live streaming, or WebRTC-based projects, as it's essential for negotiating session parameters between endpoints. It's also crucial for SIP-based telephony systems and multimedia streaming setups, enabling interoperability across different devices and platforms.