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L2 reachability alert on VLAN tagged ports

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Category:
ontap-9
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NAS
Last Updated:

Applies to

  • ONTAP 9.13.1 and later
  • VLAN
  • Networking

Issue

  • VLAN tagged ports show l2_reachability degraded alerts.

Example:

::> network port show -health
                          Health
Node       Port      Link Status   Degraded Reasons
--------   --------- ---- -------- -----------------------
node01

           a0a-xx    up   degraded l2_reachability

  • LIFs will not migrate/revert home to the impacted port.
  • Command shows no-reachability :

 ::> network port reachability show -instance -port a0a-xx
  Node: node01 
  Port: a0a-xx
  Expected Broadcast Domain: Default:VLAN
  Reachable Broadcast Domains: -
  Reachability Status: no-reachability
  Unreachable Ports: -
  Unexpected Ports: -

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