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    • Broadcast domain unreachable after switch suspends VLAN
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Broadcast_domain_unreachable_after_switch_suspends_VLAN
      Applies to ONTAP 9 Virtual LAN (VLAN) Issue The following message is reported in EMS: vifmgr.reach.noreach:notice]: Network port e10a on node node1 cannot reach its expected broadcast domain Default:v...Applies to ONTAP 9 Virtual LAN (VLAN) Issue The following message is reported in EMS: vifmgr.reach.noreach:notice]: Network port e10a on node node1 cannot reach its expected broadcast domain Default:vlan1. No other broadcast domains appear to be reachable from this port On the switch, the following error is seen (or similar): %ETHPORT-3-IF_ERROR_VLANS_SUSPENDED: VLANs 1,2 on Interface port-channel1 are being suspended. (Reason: invalid argument to function call)
    • Ping from LIF to gateway IP address fails due to no ARP response from switch
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Ping_from_LIF_to_gateway_IP_address_fails_due_to_no_ARP_response_from_switch
      This article describes the solution for when Ping from LIF to gateway IP address fails.
    • ONTAP System Manager is not reachable after certificate changes
      https://kb.netapp.com/on-prem/ontap/DM/System_Manager/SM-KBs/ONTAP_System_Manager_is_not_reachable_after_certificate_changes
      ONTAP System Manager is not reachable after certificate changes or ONTAP upgrade Creating and enabling a self-signed certificate following the correct procedure does not resolve the issue [Tue Jul 26 ...ONTAP System Manager is not reachable after certificate changes or ONTAP upgrade Creating and enabling a self-signed certificate following the correct procedure does not resolve the issue [Tue Jul 26 17:52:35.152205 2022 +0000] [ssl:notice] [pid 8989:tid 34389670400] [client <ip>:51168] [vserver 4294967295] Certificate-based client authentication is not configured for this vserver
    • Active IQ Unified Manager fails inventory collections from a cluster due to certificate or network connectivity issues
      https://kb.netapp.com/data-mgmt/AIQUM/AIQUM_Kbs/Active_IQ_Unified_Manager_fails_inventory_collections_due_to_certificate_or_network_connectivity_issues
      In Active IQ Unfied Manager (UM), a cluster data source fails inventory health collections due to certificate or network connectivity issues. Alert from Active IQ Unified Manager: Cluster Not Reachabl...In Active IQ Unfied Manager (UM), a cluster data source fails inventory health collections due to certificate or network connectivity issues. Alert from Active IQ Unified Manager: Cluster Not Reachable Error messages observed in the UI will display Monitoring failed for cluster {CLUSTER_NAME}, followed by a reason message that indicates either certificate or network connectivity issues. Ensure that there is network connectivity to the cluster and the API has not timed out.
    • ONTAP 9 LIF configured for a VLAN is unreachable when native VLAN is present
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/ONTAP_9_LIF_configured_for_a_VLAN_is_unreachable_when_native_VLAN_is_present
      Network switch has a native VLAN configured for the ports connected to the affected interfaces Affected LIF is configured on an interface corresponding to the switch's configured native VLAN Example: ...Network switch has a native VLAN configured for the ports connected to the affected interfaces Affected LIF is configured on an interface corresponding to the switch's configured native VLAN Example: Switch's native VLAN is configured for 129, LIF is created on port a0a-129 Alternatively, the affected LIF is not configured on the VLAN interface corresponding to the switch's configured native VLAN Example: Switch's native VLAN is configured for 129, LIF is created on port a0a