NetApp has a few platforms and OS supporting NFS. please provide your platform and OS mode and version if not need further deep-dive.
Use the following caommand to list the version and mode:
7-mode:to see the exports:
Cdot:to see the exports:
qtree show -fields export-policy
vserver export-policy rule show
7-mode:to see the folder and file permissions
fsecurity show /vol/vol name/...
Cdot:to see the folder and file permissions
vserver security file-directory show -path /vol name/.....