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有了对业务的需求,自然就有对新型网络的需求,希望能有新的网络来支持业务发展。于是,下一代网络(NGN)应运而生。NGN是一个非常广义的概念,它是可以提供包括语音、数据和多媒体等各种业务在内综合开放的网络构架。NGN目前是各国电信部门的研究热点和重点,因为它包含了正在发生的网络构建方式的多种变革。 也正是因为如此,NGN的突围问题同样引起业界极大的关注。
With the demand for business, naturally, there is a demand for a new type of network, hoping to have a new network to support business development. As a result, next generation network (NGN) came into being. NGN is a very broad concept that is a comprehensive and open network architecture that provides a wide range of services including voice, data and multimedia. NGN is currently a research hotspot and focus of telecom departments in various countries because it contains many changes in the way the network is being constructed. It is precisely because of this, NGN breakthrough issue also caused great concern to the industry.