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UNIX user cannot access NTFS volume due to name mapping failure

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ontap-9
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nas
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Applies to

  • ONTAP 9
  • NTFS security style volume
  • NFS

Issue

  • UNIX user from NFS client cannot access data on NTFS security style volume
  • EMS contains an error that shows name mapping failure for the user in the discussion

[?] Tue Jul 14 15:03:34 CEST [node-01: secd: secd.nfsAuth.noNameMap:error]:vserver (SVM) Cannot map UNIX name to CIFS name.Error: Get user credentials procedure failed
[ 0 ms] Determined UNIX id 100 is UNIX user 'test'
[ 0] Trying to map 'test' to Windows user 'test' using implicit mapping
[ 1] Successfully connected to ip 10.11.12.13, port 445 using TCP
[ 8] Successfully authenticated with DC domain.local
[ 11] Could not find Windows name 'test'
[ 11] Unable to map 'test'. No default Windows user defined.
**[ 11] FAILURE: Name mapping for UNIX user 'test' failed. No mapping found

 

  • Name mapping configuration shows that explicit mapping is defined for the same user

Maaz94::> vserver name-mapping show -vserver cifs_svm -direction unix-win

Vserver:   SVM
Direction: unix-win
Position Hostname         IP Address/Mask
-------- ---------------- ----------------
1       -                 10.10.10.20/32     Pattern: test
                                          Replacement: DOMAIN\\TEST_USER
1 entries were displayed.

 

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