| IP telephony system provides IP voice application in the Network based IP technology. 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. If the backbone (such as Internet) IP telephony and the IP telephony can be combined together, it will make IP telephony more perfect and embody the benefits of JP telephony both in backbone and in Network. |
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