A Session Initiation Protocol (SIP) registrar is a server that shops and manages the situation of SIP consumer brokers. When a SIP consumer agent desires to make a name, it sends a REGISTER request to the registrar. The registrar then returns the situation of the known as consumer agent. SIP registrars are an essential a part of the SIP infrastructure, as they permit SIP consumer brokers to search out one another and set up calls.
SIP registrars provide an a variety of benefits, together with: