Combined with topologies of major telecom operators' transmission networks of long -distance backbone transmission networks in China, it analyzes its network protection solution.
结合目前我国长途骨干传输网上主要电信运营商的传输网络的网络拓扑现状，对其网络保护方案进行了分析。
With the rapid commercial applications of the WDM technology and the explosive growth of the transmission bandwidth of backbone networks, network survivability has become increasingly more important.
随着波分复用(WDM)技术的迅速商用化，骨干网络传输带宽呈现爆炸式增长的趋势，这使得网络生存性变得越来越重要。
By adding backbone router to form the redundant link, diverging the video date and establishing priority and so on, the proposed scheme enhanced the transmission efficiency of the entire network.
即通过增加骨干路由器形成冗余链路，视频分流并设置权限优先级的方式，提高整个网络的传输效率。
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