Presence method and presence server for instant messaging system
A communication system and server technology, applied in the field of state presentation servers, can solve problems such as increasing application complexity, poor speed and accuracy, and inability to meet enterprise instant messaging.
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[0049] In order to make the object, technical solution and advantages of the present invention clearer, the implementation manner of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0050] In one embodiment of the present invention, the tasks completed by the status presence server include one or more of the following points, but are not limited to the following points (in this embodiment, the status presence server is based on the SIP protocol) :
[0051] (1) The client sends a registration message to the presence server, where the registration message contains the user's registration information; the presence server parses the registration message, obtains the user's registration information, and stores the user's registration information in the presence server's In the database (DB); the status presentation server returns a registration response message to the client, notifying the client that the user has comp...
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