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本文分别分析了现有网络和下一代通信网络的特点;阐述了NGN的关键技术软交换的体系构架及特点;简述了利用NGN技术对现有网络进行智能化改造的应用,并对改造后现网的发展进行了展望。
This paper analyzes the characteristics of the existing networks and the next generation of communication networks respectively; expatiates the architecture and characteristics of the softswitch, which is the key technology of NGN; briefly describes the application of using NGN technology to intelligently transform the existing networks; The development of the current network is prospected.