接收光功率过大导致OLT产生信元告警

故障现象:告警信息为:原因分析:分析判断可能原因:原因排查:了光模块的正常工作范围,使光信号不断发生丢失-恢复-退化的循环。判断原因是MA5680T(config)#displayboard0/1------------------------------正常--------------------------------------------------------------------------------------km最远距离(km)--------------------------------------------------------PONN----------------------------------------------------------------------------------------------------------------------------框/槽/端口ONT序列号控制运行配置匹配DBA编号标志标志状态状---------------------------------------------------------------------------0/1/0148575443A9080742激活在线正常匹配SR------------------------------------------------------------------------------MA5680T(config)#interfacegpon0/1MA5680T(config-if-gpon-0/1)#displayontinfo01---------------------------------------------------------------------/1/0激活线:正常3A9080742(HWTC-A9080742)描述:yjmd_2-2/-1因:-10-0400:18:37间:--------------------------------------------------------------------线路模板编号:23yijiamingdu(1-5)---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ETH下行加密:关|级联属性:开|优先级:0|GEM-CAR:-|--------------------------------------------------------------------VLANFlowCAR-------------------------------------------------------------------------------------------------------------------------------GEMIndex1>--------------------------------------------------------------------|业务类型:ETH|下行加密:关|级联属性:开|优先级:0|GEM-CAR:-|--------------------------------------------------------------------VLANFlowCAR----------------------------------------------------------------561--