SNCP保护倒换故障处理

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1、OptiX2500+(Metro3000)STM-16MADM/MSTP光传输系统维护手册故障处理分册目录目录第8章SNCP保护倒换故障处理...........................................................................................8-18.1背景知识...............................................................................

2、.............................................8-18.1.1SNCP保护的原理...................................................................................................8-18.1.2参与SNCP倒换的相关电路板...................................................................

3、.............8-28.1.3SNCP触发启动条件................................................................................................8-28.1.4SNCP业务的配置...................................................................................................8-38.2常

4、见故障现象及原因..........................................................................................................8-58.3故障定位方法与步骤..........................................................................................................8-68.3.1常用定位方法.

5、.........................................................................................................8-68.3.2故障定位步骤..........................................................................................................8-68.4故障定位与排除............

6、.....................................................................................................8-88.4.1判断SNCP业务的路径..........................................................................................8-88.4.2确定故障站点..........................

7、................................................................................8-88.4.3检查故障站点的光纤连接........................................................................................8-88.4.4检查故障站点的配置数据............................................

8、............................................8-88.4.5检查故障站点的电路板工作状态.............................................................................8-88.5常见故障处理案例.............................................................................................