摘要
随着业务需求的不断变化和传输新技术的不断发展,传统的传输网络将逐渐朝着下一代传输网络的方向演进,文中通过分析目前传输网络所面临的问题以及下一代网络对传输网络的需求,给出了下一代传输网络的发展方向,下一代传输网络中骨干网、接入网的发展趋势,以及下一代SDH的发展方向。
With the ever technologies, the traditional transmission network. The paper next generation network on the network, the trend of backbone change of business needs and the continuous development of new transmission transmission network is gradually developing towards the next generation by analyzing the problems in current transmission network and the demand by the transmission network, presents the development of next generation transmission network and access network, and the development of next generation SDH.
出处
《通信技术》
2008年第7期68-70,共3页
Communications Technology
关键词
下一代传输网络
骨干接入传输网发展趋势
下一代SDH发展方向
next-generation transmission network
trend of backbone network and access transmission network
development of next generation SDH
