SIP General User Agent Behavior in SIP General User Agent Behavior in SIP                 A user agent represents an end system. It contains a user agent client (UAC), which generates requests, and a user agent server (UAS), which responds to them. A UAC is capable of generating a request based on some external stimulus (the user clicking a button, or a signal on a PSTN line) and processing a response. A UAS is capable of receiving a request and generating a response based on user input, external stimulus, the result of a program execution, or some other mechanism.   Write comment (0 Comments) Read more...   SIP Messages SIP Messages                 SIP is a text-based protocol and uses the UTF-8 charset.   Write comment (0 Comments) Read more...   Overview of SIP Operation Overview of SIP Operation                 This section introduces the basic operations of SIP using simple examples. This section is tutorial in nature and does not contain any normative statements.   Write comment (0 Comments) Read more...   Overview of SIP Functionality Overview of SIP Functionality                 SIP is an application-layer control protocol that can establish, modify, and terminate multimedia sessions (conferences) such as Internet telephony calls. SIP can also invite participants to already existing sessions, such as multicast conferences.   Write comment (0 Comments) Read more...   << Start < Prev 1 2 Next > End >> Results 14 - 17 of 17 [ Back ]

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