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CIFSのセットアップ、作成、またはパスワードリセット中に、krb5kdc_ERR_etype _NOSUPPが原因で障害が発生します

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ontap-9
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nas<a>1005043</a>
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のしんだ

環境

  • ONTAP 9
  • CIFS

問題

  • ONTAP のCLIコマンド。cifs setupvserver cifs createvserver cifs password-reset 失敗した場合もあります
  • SecDのログ:
    • KRB5KDC_ERR_ETYPE_NOSUPP 
    • KDC_ERR_ETYPE_NOTSUPP (KDCでは暗号化タイプはサポートされていません)。

[kern_secd:info:12090] | [000.028.994] debug: Supported encryption types are RC4 and DES { in getEtypeList() at src/utils/secd_krb_utils.cpp:103 }
[kern_secd:info:12090] Failure Summary:
[kern_secd:info:12090] Error: Machine account creation procedure failed
[kern_secd:info:12090] [ 28] Loaded the preliminary configuration.
[kern_secd:info:12090] [ 31] Successfully connected to ip xx.xx.0.1, port 88 using TCP
[kern_secd:info:12090] **[ 40] FAILURE: Could not authenticate as 'user@DOMAIN.LOCAL': KDC has no support for encryption type (KRB5KDC_ERR_ETYPE_NOSUPP)

  • SVMの暗号化設定がDCの暗号化設定と異なります。

cluster1::> vserver cifs security show

       Vserver: vs1
           Kerberos Clock Skew:         3 minutes
           Kerberos Ticket Age:         8 hours
          Kerberos Renewal Age:         7 days
          Kerberos KDC Timeout:         3 seconds
           Is Signing Required:         true
     Is Password Complexity Required:         true
  Use start_tls For AD LDAP connection:         false
        Is AES Encryption Enabled:         false

 

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