在DNS服务器IP更改后、无法访问CIFS共享

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适用场景

ONTAP 9
CIFS/SMB

问题描述

在环境中更改DNS服务器IP后、CIFS访问失败、并出现以下EMS错误。

2/26/2024 12:45:46  cluster-02 ERROR     secd.cifsAuth.problem: vserver (vs1) General CIFS authentication problem. Error: User authentication procedure failed

CIFS SMB2 Share mapping - Client Ip = 10.9.7.57

[ 0 ms] Login attempt by domain user 'example\007' using NTLMv2 style security

[ 2008] Failed to connect to 10.0.0.3 for DNS via Source Address 10.9.1.3: Operation timed out

**[ 2008] FAILURE: Unable to contact DNS to discover domain controllers.

[ 2009] Unable to make a connection (NetLogon:example.COM), result: 6812

[ 2009] CIFS authentication failed