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Interface-Level is up, but is not passing unicast traffic
https://kb.netapp.com/on-prem/Switches/Broadcom-KBs/Interface_Level_is_up_but_is_not_passing_unicast_traffic
Applies to MetroCluster IP BES-53248 Issue Interface-Level is up, but is not passing unicast traffic. The second/redundant Link is working.

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