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Port down on Network Interface Card

Last Updated:

Applies to

  • ONTAP 9
  • Network Interface Card


  • Port is showing as down on adapter
        slot 3: Dual 40/100G Ethernet T62100-CR
                e3a MAC Address:    00:07:43:62:dc:30 (auto-100g_sr4-fd-up)
                    QSFP Vendor:         FINISAR CORP
                    QSFP Part Number:    332-00440
                    QSFP Serial Number:  X5PBM36
                e3b MAC Address:    00:07:43:62:dc:38 (auto-unknown-fd-down)
                    QSFP Vendor:
                    QSFP Part Number:
                    QSFP Serial Number:
  • Swapping cable / SFP with working ones does not bring the port back up
  • Cluster ports fail to connect to up node making SFO giveback fail

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