Therefore IP PBX system characteristic and its application technology are worth everybody conducting the research and the discussion.

为此IP PB X系统的特点及其应用技术值得大家进行研究及探讨。

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IP telephony system can not only provide voice application, but also provide many kinds of intelligent services, it can replace the traditional Private Branch eXchange (PBX) system completely.

IP电话系统不仅能传输话音，而且能提供多种智能服务，完全可以取代传统的个人分支交换(PBX)系统。

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