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Unable to connect to CIFS shares after enabling AES for advertised encryption types

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79
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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • ONTAP 9
  • CVO
  • CIFS
  • Kerberos

Issue

  • Clients unable to login to CIFS shares after enabling AES-128 and AES-256 for advertised encryption types on a CIFS server
  • Packet captures show a Kerberos error occurring with error code KRB5KRB_AP_ERR_MODIFIED

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