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HA interconnect procedure guide for ASA, AFF and FAS platforms

Last Updated:

Applies to

  • ONTAP 9
ASA Platforms AFF Platforms FAS Platforms
ASA A150 AFF A150, AFF A220, AFF C190 FAS2720, FAS2750
ASA A250, ASA C250 AFF A250, AFF C250 FAS2820
ASA A400, ASA C400 AFF A300 FAS500f
ASA A800, ASA C800 AFF A320 FAS8200
ASA AFF A220 AFF A400, AFF C400 FAS8300, FAS8700
ASA AFF A700 AFF A700 FAS9000
  AFF A700s FAS9500
  AFF A800, AFF C800  
  AFF A900  
  AFF A1K, AFF A90, AFF A70  


  • ONTAP nodes generally operate in High-availability (HA) pairs
  • The HA interconnect provides connectivity within each HA pair to provide partner checks and mirror write I/O transactions. 
  • If the HA interconnect is not properly configured or healthy, the HA pair does not function correctly.



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