CIFS 共有にアクセスできない、「ホストへのルートがありません」、および secd.srv.lookup.failed

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Category:: ontap-9

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環境

ONTAP 9
CIFS
DNS
Service/Firewall ポリシー

問題

CIFS 共有にアクセスできない。エラー：

You might not have permission to use this network resource. Contact the administrator of this server to find out if you have access permissions.

EMS ログに次のエラーが含まれています。

[netapp01-01: secd: secd.dns.srv.lookup.failed:error]: DNS server failed to look up service(_ldap._tcp.dc._msdcs.netapp.com) for vserver (netapp-cifs01) with error (Connection refused).

[netapp01-01: secd: secd.cifsAuth.problem:error]: vserver (netapp-cifs01) General CIFS authentication problem. Error: User authentication procedure failed CIFS SMB2 Share mapping - Client Ip = 10.10.10.150

[ 0 ms] Login attempt by domain user 'NETAPP\user1' using NTLMv1 style security

[ 6] Failed to connect to 10.10.10.10 for DNS via Source Address 10.10.10.165: No route to host

[ 6] Failed to connect to 10.10.10.20 for DNS via Source Address 10.10.10.165: No route to host

[ 6] Failed to connect to 10.10.10.30 for DNS via Source Address 10.10.10.165: No route to host

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

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

[ 6] CIFS authentication failed.

DNS サーバが ping に応答している：

::> network ping -vserver netapp-cifs01 -lif lif1 -destination 10.10.10.10 10.10.10.10 is alive

「 DNS check 」処理に失敗しました。

::> dns check -vserver netapp-cifs01 Name Server Vserver Name Server Status Status Details ------------- --------------- ------------ -------------------------- netapp-cifs01 10.10.10.10 down No route to host.