1 关于NGN的演进方案中兴通讯NGN解决方案的一个重要特色在于其不仅能在一个全新的数据网上提供端到端的综合多媒体业务,而且充分考虑了兼容现有的网络,通过对运营商现有网络资源的有效利用与整合,达到不断优化网络,向NGN过渡的目的。在传统网络向NGN演进的过程中,首先应考虑PS 1 About NGN’s Evolution Solution An important feature of ZTE’s NGN solution is that it not only provides end-to-end integrated multimedia services on a brand new data network, but also fully considers compatibility with existing networks. By providing operators with an existing network The effective use of resources and integration, to achieve continuous optimization of the network, the purpose of the transition to NGN. In the traditional network to NGN evolution in the process, we should first consider the PS