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An efficient and well-operated network is designed so that its parts function well together. This coordinated efficiency arises from having each element of a network perform those tasks for which it is best designed. Similar to the division of labor in a human society, the division of labor amongst elements in a communications network allows them to(More)
  • Lili Chu, Xiaolei Lan, Yiwen Tan
  • 2011 International Conference on Electrical and…
  • 2011
This design mainly aims at the small and medium-sized enterprise. On its existing internal integration local area network, it realizes the special-purpose IP telephone network in the enterprise, and it also realizes the main purpose that is the “zero” long-distance phone bill trans-regional enterprise. Because of VoIP is the technology of(More)
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