Called the VoIP its: Voice Over - In ternet Protocol, also known as IP telephony or Internet telephony, how to effectively reduce business operating costs, is an enterprise's survival and development, the basis of enterprise use of the existing IP network, using a ZXR10 router enterprise private VoIP network, will greatly reduce the long distance, such as fax communication cost, achieve the purpose of reduce the communication cost, at the same time, the Voice gateway ZXR10 routers, the flexibility to provide a variety of value-added services; Three nets can be internal, establish efficient integrated services Intranet,
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