CIFS共有にアクセスできないため、secd.srv.lookup.failed：エラーが発生しました

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Specialty:: nas<a>SecD .dns.srv.lookup.failed</a><a>secd.cifsAuth.noNameMap</a><a>secd.dns.server.timed.out</a><a>2008597548</a>

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環境

ONTAP 9
CIFS
DNS

問題

CIFS共有にアクセスできませんでした
EMSログに次のエラーが記録されている：

Wed Dec 30 11:00:35 CET [node-02: secd: secd.dns.server.timed.out:error]: DNS server 10.10.10.1 did not respond to vserver = svm1 within timeout interval.

Wed Dec 30 11:00:35 CET [node-02: secd: secd.dns.srv.lookup.failed:error]: DNS server failed to look up service (_ldap._tcp.netapp.local) for vserver (svm1) with error (Operation timed out).

Wed Dec 30 11:00:35 CET [node-02: secd: secd.cifsAuth.noNameMap:error]: vserver (svm1) CIFS name to UNIX name mapping problem. Error: User authentication procedure failed CIFS SMB2 Share mapping - Client Ip = 10.10.10.3   [     3] User 'NETAPP\user1' authenticated using Kerberos security   [  2010] Failed to connect to 10.10.10.1 for DNS via Source Address 10.10.10.2: Operation timed out **[  2010] FAILURE: Unable to contact DNS to discover domain controllers.   [  2010] Unable to make a connection (LDAP (Active Directory):NETAPP.LOCAL), result: 6812   [  2010] CIFS authentication failed

DNSサーバがpingに応答しています。

::> network ping -vserver svm1 -lif lif1 -destination 10.10.10.1
 10.10.10.1 is alive

「vserver service name-service dns check」を実行すると処理が失敗します。

::> vserver services name-service dns check -vserver svm1
 Name Server
 Vserver       Name Server     Status       Status Details
 ------------- --------------- ------------ --------------------------
 svm1         10.10.10.1     down         Operation timed out.