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AD域服务帐户间歇性身份验证失败

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适用场景

  • ONTAP 9
  • CIFS

问题描述

某个特定域用户的ONTAP管理员访问域身份验证间歇性失败

  • EMS日志:

secd.cifsAuth.problem: vserver (svm1) General CIFS authentication problem. Error: Ontap admin cifs authentication basic procedure failed

  • SecD日志:

.------------------------------------------------------------------------------.
|      !!!  NOTE: The logging below contains a SERIOUS ISSUE.  !!!      |
|        Check for entries of type: CRIT, ALERT, or EMERG.         |
|            The RPC may or may not have failed.            |
.------------------------------------------------------------------------------.
|                  RPC FAILURE:                  |
|         secd_rpc_ontap_admin_cifs_auth_basic has failed         |
|             Result = 0, RPC Result = 6940              |
|           RPC received at Wed Oct  4 10:02:05 2023           |
|------------------------------------------------------------------------------'
Failure Summary:
Error: Ontap admin cifs authentication basic procedure failed
  [ 34 ms] Successfully connected to ip 10.xxx.x.4, port 88 using TCP
  [   60] Successfully connected to ip 10.xxx.x.4, port 88 using TCP
  [   68] Matching credential not found (KRB5_CC_NOTFOUND)
  [   68] Kerberos authentication failed. Trying NTLM
  [   68] Login attempt by domain user 'domain\user' using NTLMv2 style security
  [   109] Successfully connected to ip 10.xxx.x.4, port 445 using TCP
  [   117] Successfully connected to ip 10.xxx.x.4, port 88 using TCP
  [   163] Unknown error: 39756032
  [   163] Kerberos authentication failed with result: 7556.
  [   163] Unable to connect to NetLogon service on dc1.domain.local (Error: RESULT_ERROR_SECD_NO_CONNECTIONS_AVAILABLE)
  [   167] Successfully connected to ip 10.xxx.x.1, port 445 using TCP
  [   171] Successfully connected to ip 10.xxx.x.4, port 88 using TCP
  [   199] Unknown error: 39756032
  [   199] Kerberos authentication failed with result: 7556.
  [   200] Unable to connect to NetLogon service on dc2.domain.local (Error: RESULT_ERROR_SECD_NO_CONNECTIONS_AVAILABLE)
  [   201] Successfully connected to ip 10.xxx.x.2, port 445 using TCP
  [   209] Successfully connected to ip 10.xxx.x.4, port 88 using TCP
  [   238] Unknown error: 39756032
  [   238] Kerberos authentication failed with result: 7556.
  [   238] Unable to connect to NetLogon service on s0002.domain.local (Error: RESULT_ERROR_SECD_NO_CONNECTIONS_AVAILABLE)
  [   238] No servers available for MS_NETLOGON, vserver: 3, domain: domain.local.
**[   238] FAILURE: Unable to make a connection (NetLogon:domain.LOCAL), result: 6940
  [   240] Ontap-admin-login-cifs failed