下一代网络的发展与演进策略

Development and Evolution Strategy of Next Generation Network

近几年全球电信市场的低迷并没有削弱人们日益增长的电信需求。电信公司向下一代网络的战略转型是不可逆转的大趋势。首先阐述了对新形势的认识,然后分析了下一代网络的基本概念和特点,接下来分别探讨了向以软交换为核心,光联网为基础的下一代网络的演进思路和演进策略,并明确指出重叠网策略是当前中国电信网络演进最现实合理的选择。

The depression in global telecom market in recent years didn't weaken the increasing requirements for telecom services. The strategic transition to next-generation network is an inreversible trend for telecom enterprises. First, the understanding of the new situation is described, then basic concept and features of the next -generation network are analyzed. The evolution concept and strategy that focuses on Softswitch and bases on optical networking is introduced. It is clearly indicated that overlay network strategy is the most realistic and rational choice for the evolution of China Telecom's network.