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Users cannot access CIFS shares after ONTAP upgrade to 9.12.1 and later

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Applies to

  • ONTAP 9
  • CIFS

Issue

  • ONTAP was updated from 9.11.1P8 to 9.12.1P6

  • User cannot access CIFS shares

  • EMS / event log show :

ERROR secd.cifsAuth.problem: vserver General CIFS authentication problem. Error: User authentication procedure failed CIFS SMB2 Share mapping - Client Ip =xxx.xxx.xxx.xxx

Too many CIFS authentication attempts with wrong password from client "xxx.xxx.xxx.xxx" on Vserver

 

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