Huawei optical product
Abstract: The 10G optical transponder unit (OTU) boards that are delivered before August 2011 use the Bookham laser on the WDM (OptiX BWS 1600G, BWS 1600S, Metro 6100,OptiX OSN 8800,OSN6800)side. After the boards have worked for one and half a year, the LSR_WILL_DIE alarm was reported on the WDM side for 0.43% of boards, and the alarm was not cleared. When the alarm was generated, services were not interrupted. [Problem Description] Trigger conditions: The LSR_WILL_DIE alarm is not triggered by external conditions. When the boards work properly, the LSR_WILL_DIE alarm is reported for 0.43% […]