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Brocade switch port down

  1. Last updated
    Jun 13, 2023
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Category:
metrocluster
Specialty:
MetroCluster
Last Updated:
6/13/2023, 11:22:10 AM

Applies to

  • MetroCluster FC
  • ONTAP 9
  • Brocade Fibre Channel switch

Issue

  • An AutoSupport is received stating that a switch port is down.
  • switchshow output shows the port in No_Sync state:
Index Port Address  Media Speed   State       Proto
==================================================
17      17   071100   id    16G     No_Sync     FC
  • sfpshow output shows the SFP in the affected port has low RX value:
RX Power:    -4.9    dBm (324.9uW)
TX Power:    -2.7    dBm (534.0 uW)
  • The cluster node port connected to the switch port shows as down in sysconfig -a:

slot 10: FC Host Adapter 10c (QLogic 8324 rev. 2, N-port, <OFFLINE (hard)>)

 

 

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