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NetApp Knowledge Base

Cluster management LIF is not reachable after upgrade to ONTAP 9.2+

Last Updated:

Applies to

  • ONTAP 9.2+
  • Cluster management network


  • Management interface is not reachable after ONTAP Upgrade from 9.1P16 to 9.3P21
  • Admin SVM has two interfaces mgmt and intercluster:
    • Mgmt LIF is configured with ip address on port e0M
    • Intercluster LIF is configured with ip address on port e0a
    • The client is on the same subnet as the intercluster LIF and has IP
    • The only static route configured for the SVM is a default route that points to
    • The client connects to the mgmt LIF (on e0M) that is remote to its subnet, sending a packet to
    • When ONTAP looks up the return route for this traffic, it will note that it has a directly connected route via the port e0a on the 172.16.1/24 subnet where the (intercluster) LIF is configured
    • The return traffic will exit of the node's e0b port directly to the client
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