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E-Series management task failure due to internal ethernet communication issue in DE460C enclosures

Last Updated:

Applies to

  • NetApp E-Series
  • E2800, E5700 in DE460C 60-drive enclosure (aka E5760 or E2860)
  • All E-Series firmware releases


Management requests issued via any of the management methods fail or are partially complete.


  • SANtricity firmware upgrades (both controller and disk)):

Inter-controller interfaces link failure
One or more inter-controller interfaces have link down. You cannot upgrade the storage array until the problem is resolved. Use the Recovery Guru to fix the problem. 

  • Volume configuration changes (Create, expansions, delete, etc...)
  • Support bundle content missing from one controller (Autosupport)
  • Unknown status for management certificate of partner controller
    • In SANtricity System Manager, under Settings -> Certificates
  • Not able to view performance statistics
  • Test communication for asynchronous mirroring
  • Major Event log reports 1407 and/or 1406 events "Link issues have been encountered on an alternate controller Ethernet channel."

There may be different error messages seen depending on (1) the management request type, and (2) the management method (SANtricity System Manager "SAM", Unified Manager, CLI).


  • In SANtricity System Manager (SAM): The controller in slot 1, with an id of '070000000000000000000001', could not be contacted. (Web server 422)
  • In SANtricity System Manager (SAM): The controller in slot 2, with an id of '070000000000000000000002', could not be contacted. (Web server 422)
  • In SANtricity Enterprise Management Window: There was an error during the download operation. View the Online Help for information about diganosing and resolving errors. Click on the View Log button to look for the error
  • "Unknown" management certificate for the partner controller in SAM under Settings -> Certificates
  • During SANtricity firmware upgrade: Cannot Perform Upgrade Operation - An unknown issue occurred while performing the upgrade operation. Please try again.



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