SIP â€“ A protocol that allows voice, data, fax, video, instant messaging and even online gaming to be integrated with web-based applications. The session initiation protocol (SIP) is emerging as the favored standard for setting up, modifying and terminating telephone calls over the internet. Its main things on the fly-in the hands of the user.
The Session Initiation Protocol (SIP) is an application â€“layer control (signaling) protocol for creating, modifying and terminating sessions with one or more participants. These sessions include internet multimedia conferences, Internet telephone calls and multimedia distribution. A multimedia session is a set of multimedia senders and receivers and the data streams flowing from senders to receivers. Members in a session can communicate via multicast or via a mesh of unicast relations, or a combination of these.