- Fabric-attached MetroCluster
- ONTAP 9
- Brocade switches
- One of the ISL ports is disabled.
> switchshow ... Index Port Address Media Speed State Proto ================================================== ... 20 20 071400 id 8G Online FC LS E-Port (Trunk master) 21 21 071500 id 8G No_Sync FC LS Disabled (Trunk port not ready)
- Errors are also displayed on the node:
Node1::*> system health alert show Node: Node2 Resource: Brocade_switch Severity: Major Indication Time: Mon Jul 19 14:20:35 2021 Suppress: false Acknowledge: false Probable Cause: All ISL links on Brocade_switch are down. Possible Effect: Backend fabric might lose ISL redundancy. Corrective Actions: 1) Repair the backend fabric ISLs on Brocade_switch. 2) Ensure that the peered cluster is up and running by using the command "cluster peer ping".
- SFP power values are within the expected range for the ports