METHOD AND SYSTEM FOR SESSION INITIATION PROTOCOL TERMINAL TO ATTEND MULTI-MEDIA CONFERENCE

摘要

A method for a Session Initiation Protocol (SIP) terminal to attend a multi-media conference is provided by the present invention, which includes: a message sent from the first SIP terminal for inviting the second SIP terminal to attend a multi-media conference is received, wherein the multi-media conference is created by the first SIP terminal (101); an invitation message is sent to the second SIP terminal, and a binding terminal of the second SIP terminal is called (102); after a media channel between the binding terminal receiving the call and a Media Resources Server (MRS) is established, a call status of the binding terminal is notified to the second SIP terminal (103); after the second SIP terminal receives the call status of the binding terminal, a subscription signal for subscribing conference information of the multi-media conference is received from the second SIP terminal, and the conference information of the multi-media conference is sent to the second SIP terminal (104). A Conference Application Server (Conf AS) and a system for a SIP terminal to attend a multi-media conference are also provided by the present invention. The method provided by the present invention can save resources, simplify processing procedures, and reduce processing time.