解决方案指南：Brocade交换机端口处于“No_Light”状态，处于脱机状态

适用场景

• 任何版本的 Fabric OS
• Brocade

问题描述

• Portshow 受影响端口的状态报告：offline

portshow 5
portDisableReason: None
portCFlags: 0x0
portFlags: 0x21    PRESENT U_PORT DISABLED
LocalSwcFlags: 0x0
portType:  26.0
portState: 2   Offline  
Protocol: FC
portPhys:  4   No_Light    portScn:   2   Offline   
port generation number:   748
state transition count:   11      

• switchshow 输出将端口状态显示为No_Light：

Index Port Address Media Speed  State   Proto
==============================================
 ----- Truncated -----
  5  5  010500  id   4G  No_Light   FC