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Brocade failed to check if device is from supported vendor after upgrade to FOS 9.1.x

Last Updated:

Applies to

  • Fabric MetroCluster
  • Brocade FC switches upgraded  to 9.1.x
  • Switch monitoring is configured to use SNMPv2.


  • The Brocade switch cannot be polled by SNMP

Cluster01::> storage switch show -field switch-status,fw-version,switch-symbolic-name,switch-model,psu-status-list
switch-name switch-symbolic-name switch-model fw-version switch-status
-------------------- -------------------- ------------ ---------- -------------
Brocade_00.00.00.001 SWITCH01 BrocadeG620 v9.0.1c error
Brocade_00.00.00.002 SWITCH02 BrocadeG620 v9.0.1c error
Brocade_00.00.00.003 SWITCH03 BrocadeG620 v9.0.1c error
Brocade_00.00.00.004 SWITCH04 BrocadeG620 v9.0.1c error
SWITCH01 SWITCH01 v9.1.1b unknown
SWITCH02 SWITCH02 v9.1.1b unknown
SWITCH03 SWITCH03 v9.1.1b unknown
SWITCH04 SWITCH04 v9.1.1b unknown
8 entries were displayed.

  • Or added to monitoring after upgrade to FOS 9.1.x when SNMPv2 is used:

Error: command failed: Internal error. Failed to add switch for monitoring on node "node01" in cluster "cluster01".
Reason: Failed to check if device located at "" is from supported vendor. For further assistance,
contact technical support.

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