How to clear Err-Disabled port on Cisco

Err-Disabled happens when you insert a SFP that doesn’t match or when there is a general error on the port. It will stay Err Disabled so you can clear the errors SFP or cable

When ready run

 

  • Conf t
  • Interface GigabitEthernet (number of err-disabled )
  • shut
  • no shut

 

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Tags: clear, Err-Disabled, ErrDisabled, sfp

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