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IMPS(Instant Message andPresence Service)系统是独立于移动通信网络的一个业务处理系统,主要完成即时消息的发送、转寄/拒绝,Presence 的订阅、获取、更改,联系人列表和属性列表的控制,组的创建、管理以及内容共享等功能。即时消息的发送内容不但可以是文本,还可以是多媒体消息、电子名片、电
The IMPS (Instant Message and Presence Service) system is a business processing system independent of the mobile communication network. It mainly performs the control of instant message sending, forwarding / rejecting, Presence subscription, acquisition, change, contact list and attribute list, The creation, management and content sharing and other functions. The content of instant messaging can not only be text, but also multimedia messages, electronic business cards, electricity