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在 SVM 上启用 AES 加密后 CIFS 访问丢失

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16
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
cifs
Last Updated:

适用于

  • ONTAP 9
  • CIFS
  • 高级加密标准( AES )

问题

  • -is-aes-encryption-enabled 使用命令启用 cifs security modify后, SVM 的 CIFS 访问将丢失
  • 任何更改 SVM 计算机帐户密码的尝试都将失败,并显示以下错误:

ontap95::> cifs password-change -vserver <SVM>
Error: command failed: Password update failed. Reason: Kerberos Error: Invalid credentials were given.

  • ​​Any 尝试禁用 -is-aes-encryption-enabled 将失败,并显示以下错误:

ontap95::> cifs security modify -vserver <SVM> -is-aes-encryption-enabled false
Info: In order to disable CIFS AES encryption, the password for the CIFS server machine account must be reset. Enter the username and password for the CIFS domain "DOMAIN.LOCAL".
Enter your user ID: test123
Enter your password:
Error: command failed: Password update failed. Reason: SecD Error: no server available.

  • Secd 日志 将显示以下故障

[kern_secd:info:12647] .------------------------------------------------------------------------------.
[kern_secd:info:12647] | RPC FAILURE: |
[kern_secd:info:12647] | secd_rpc_ad_change_password has failed |
[kern_secd:info:12647] | Result = 0, RPC Result = 7525 |
[kern_secd:info:12647] | RPC received at Tue Sep 8 17:58:24 2020 |
[kern_secd:info:12647] |------------------------------------------------------------------------------'
[kern_secd:info:12647] Failure Summary:
[kern_secd:info:12647] Error: CIFS server password change procedure failed
[kern_secd:info:12647] [ 1 ms] Successfully connected to ip 10.216.36.39, port 88 using TCP
[kern_secd:info:12647] [ 2] Successfully connected to ip 10.216.36.39, port 88 using TCP
[kern_secd:info:12647] **[ 5] FAILURE: CIFS server could not authenticate as 'CIFS95$@DOMAIN.LOCAL': CIFS server account password does not match password stored in Active Directory (KRB5KDC_ERR_PREAUTH_FAILED)

 

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