Communication method and system, random switching of the invention discloses a call service in which, the method includes: the first user terminal and the second user terminal through the AS call process, when AS learned that the first user terminal to maintain the existing call request message and AS received the first user terminal to carry cut business code, AS of the first user terminal and the request message associated with the third user terminal for media negotiation, the media negotiation between the second user terminal and the third user terminal, so as to establish between the second user terminal and user terminal third and then disconnect the call; between the first user terminal and user terminal call second. The invention does not require terminal independent ability, terminal support refer message, the network can operate various types of terminals; can switch the call to the binding of the user, can also switch the call to the specified users.
【技术实现步骤摘要】
【技术保护点】
1.一种呼叫业务中实现双方通话随意切换的方法,包括:在第一用户终端与第二用户终端通过应用服务器(AS)通话过程中,当所述AS获知所述第一用户终端保持现有通话,并且所述AS接收到所述第一用户终端携带随意切业务码的请求消息时,所述AS使第一用户终端与所述请求消息相关联的第三用户终端之间进行媒体协商,使所述第二用户终端与所述第三用户终端之间进行媒体协商,从而建立所述第二用户终端与第三用户终端之间的通话;然后,断开所述第一用户终端和第二用户终端之间的通话。
【技术特征摘要】
【专利技术属性】
技术研发人员:屈天喜,
申请(专利权)人:中兴通讯股份有限公司,
类型:发明
国别省市:94
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