VoIP communication technology as a "next generation network technology and high-profile, represented by Internet IP communication of information is growing exponentially, voice, image, video and other information on the IP network, greatly enhanced the use of network resources, reduces the cost of network business, but also more conducive to the development of the network transformation, hai lian jie (VoIP enterprise solutions can be a good integration of enterprise existing access, via IP network connection to all branches of the company, provide the hierarchical architecture, to provide users with reliable, flexible voice communications solutions, improve the utilization rate of resources, realize save money at the same time, unified management, the purpose of the rich business,
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