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    • https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/Multiple_ports_flapped_on_Netapp_nodes
      Applies to ONTAP 9 DellEmc Networking OS10 10.5.2.3 Dell PowerSwitch S4148U-ON Issue All the FC ports go down and cannot login to fabric, when an ethernet cable is replaced on unified switch. EMS logs...Applies to ONTAP 9 DellEmc Networking OS10 10.5.2.3 Dell PowerSwitch S4148U-ON Issue All the FC ports go down and cannot login to fabric, when an ethernet cable is replaced on unified switch. EMS logs: Wed Jun 09 16:23:41 0200 [nodexx fct_tpd_work_thread_0: scsitarget.slifct.linkBreak:error]: Link break detected on Fibre Channel target HBA 2c with event status 1 , topology type 1, status1 0x0, status2 0x0.
    • https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Link_down_on_Intel_10G_Ethernet_IX1-SFP__card_after_upgrading_to_9.6P6
      After a reboot while running ONTAP 9.6+ some ports go down for a Intel 10G Ethernet IX1-SFP+ card. Example of outputs for the "sysconfig -a". In the second one, the ifgroup changes to "partial" with o...After a reboot while running ONTAP 9.6+ some ports go down for a Intel 10G Ethernet IX1-SFP+ card. Example of outputs for the "sysconfig -a". In the second one, the ifgroup changes to "partial" with one port down.
    • https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/During_upgrade_AFF_A400_shows_netif_sfpNotSupported_on_ports_e3a_e3b
      During an ONTAP upgrade the cluster ports e3a and e3b are down on the updated node, the HA partner node is stuck in waiting for giveback. netif.sfpNotSupported: The SFP+ or QSFP+ module (not supported...During an ONTAP upgrade the cluster ports e3a and e3b are down on the updated node, the HA partner node is stuck in waiting for giveback. netif.sfpNotSupported: The SFP+ or QSFP+ module (not supported ) installed in e3a is not supported with this network interface. Not upgraded node shows ports up. ::> system node run -node not_updated_node -command sysconfig -a Example:
    • https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Both_ports_down_on_a_10Gb_Ethernet_card
      Both ports are physically connected to different switches and different networks ERROR net.ifgrp.lacp.link.inactive: ifgrp a1d, port e3a has transitioned to an inactive state. ERROR net.ifgrp.lacp.lin...Both ports are physically connected to different switches and different networks ERROR net.ifgrp.lacp.link.inactive: ifgrp a1d, port e3a has transitioned to an inactive state. ERROR net.ifgrp.lacp.link.inactive: ifgrp a1d, port e3b has transitioned to an inactive state. ::> net port ifgrp show -node <node_name> -ifgrp <ifgrp_name> -instance ::> net port show -node <node_name> -port <port_name> -instance Switch port SFP re-seating/replacing to no avail Using different switch port to no avail