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Port repeats link down to up even after swapping with working SFP and cable

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Category:
ontap-9
Specialty:
hw
Last Updated:

Applies to

ONTAP 9

Issue

  • The port repeats link down to up.
[?]  Wed Mar 19 16:01:49 +0900 [Node-01: intr: netif.linkDown:info]: Ethernet e0d: Link down, check cable.
[?]  Wed Mar 19 21:14:57 +0900 [Node-01: intr: netif.linkUp:info]: Ethernet e0d: Link up.
  • The issue remains even after reseating SFP/cable.
  • The issue remains even after swapping SFP/cable with a confirmed working one.
  • Swapping a cable from a functioning port to the problem port consistently triggers the same error.
  • The port on switch side is confirmed operational by connecting to working port on a node.

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