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NAT サービスによる IP アドレス変換が原因で、マウント操作が失敗し、許可が拒否されます

環境

  • ONTAP 9
  • Data ONTAP 7-Mode
  • Network Address Translation ( NAT; ネットワークアドレス変換)サービス。

問題

  • ストレージおよびクライアント側で正しい権限設定を行っていても、「 Permission denied 」でマウント処理が失敗します
[root@linux1 ~]# mount -t nfs -o vers=3,tcp 10.20.30.40:/vol -vvv
mount.nfs: timeout set for Mon Dec 7 16:28:48 2020
mount.nfs: trying text-based options 'vers=3,tcp,addr=10.20.30.40'
mount.nfs: prog 100003, trying vers=3, prot=6
mount.nfs: trying 10.20.30.40 prog 100003 vers 3 prot TCP port 2049
mount.nfs: prog 100005, trying vers=3, prot=6
mount.nfs: trying 10.20.30.40 prog 100005 vers 3 prot TCP port 635
mount.nfs: mount(2): Permission denied
mount.nfs: access denied by server while mounting 10.20.30.40:/vol
  • NAT サービスは、クライアント IP アドレスをマスクするために環境で使用されます。

 

 

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