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DNSにアクセスできないため、IPを使用してCIFSにアクセスできません

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ontap-9
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nas
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環境

ONTAP 9以降

問題

  • IPアドレスを使用してCIFSにアクセスできません。SVMはDNSからドメインコントローラ情報を検索できず、「connection refused」というエラーが表示されます。

[Node-02: secd: secd.dns.srv.lookup.failed:error]: DNS server failed to look up service (_ldap._tcp.dc._msdcs.domain.com) for vserver (svm1) with error (Connection refused).

[Node-02: secd: secd.cifsAuth.problem:error]: vserver (svm1) General CIFS authentication problem. Error: User authentication procedure failed CIFS SMB2 Share mapping - Client Ip = 10.x.x.x  [0] Login attempt by domain user 'domain\user1' using NTLMv2 style security **[   58] FAILURE: Unable to contact DNS to discover domain controllers.  [58] Unable to make a connection (NetLogon:domain), result: 6812  [58] CIFS authentication failed

  • DNSエラーが報告されている間にストレージで収集されたパケットトレースには、DNSサーバから受信したRSTが表示されます。

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