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    • export-policy check-access shows a different level of mount access than is actually given
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/export-policy_check-access_shows_a_different_level_of_mount_access_than_is_actually_given
      Applies to ONTAP 9 Multi-homed clients Clients accessing via NFS/CIFS through a path employing Network Address Translation (commonly a hypervisor not configured to bridge traffic, or stateful firewall...Applies to ONTAP 9 Multi-homed clients Clients accessing via NFS/CIFS through a path employing Network Address Translation (commonly a hypervisor not configured to bridge traffic, or stateful firewall) Issue The provided access level for a client differs from the expected access level based on the source IP address which the client is using for the NFS/CIFS traffic.
    • How are NFS export-policies evaluated in ONTAP 9?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/How_are_NFS_export_policies_evaluated_in_ONTAP_9
      An export-policy is evaluated when a client attempts to access the NFS namespace and no existing access rule has been cached ONTAP will perform a PTR (reverse DNS lookup) of the ip of client to obtain...An export-policy is evaluated when a client attempts to access the NFS namespace and no existing access rule has been cached ONTAP will perform a PTR (reverse DNS lookup) of the ip of client to obtain hostname to check in netgroups MGWD will check its cache to determine if there is a netgroup.byhost cache entry for the client If MGWD is not able to resolve the request in a timely manner, ONTAP will respond with a ‘jukebox’ error.
    • Managing export-policy rules in BlueXP
      https://kb.netapp.com/Cloud/Cloud_Volumes_ONTAP/Managing_export-policy_rules_in_BlueXP
      Applies to Cloud Volumes ONTAP (CVO) NetApp BlueXP (Formerly Cloud Manager) NetApp System Manager Description An export policy defines the clients in the subnet that can access the volume. During CVO ...Applies to Cloud Volumes ONTAP (CVO) NetApp BlueXP (Formerly Cloud Manager) NetApp System Manager Description An export policy defines the clients in the subnet that can access the volume. During CVO setup, Cloud Manager enters a default value that provides access to all instances in the subnet. If the default is accepted, Cloud Manager will allow you to modify this rule later on. After setup, new service-policy and rules can be created as needed via System Manager or CLI.
    • Client receives "mount.nfs: Protocol not supported" attempting to mount with NFSv4 in ONTAP 9
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Client_receives_mount_nfs_Protocol_not_supported_with_NFSv4_in_ONTAP
      Applies to ONTAP 9 NFSv4 and NFSv4.1 Issue When attempting to mount an NFS export via NFSv4 (or later), client fails reporting mount.nfs: Protocol not supported Utilizing the vserver export-policy che...Applies to ONTAP 9 NFSv4 and NFSv4.1 Issue When attempting to mount an NFS export via NFSv4 (or later), client fails reporting mount.nfs: Protocol not supported Utilizing the vserver export-policy check-access command reveals that access is denied to the root volume
    • How to confirm which volume\qtree can be accessed by NFS client
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/How_to_confirm_which_volume_qtree_can_be_accessed_by_NFS_client
      Applies to ONTAP 9 Description How to confirm which volume\qtree can be accessed by NFS clients.
    • Is Qtree export policy supported for CIFS?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Is_Qtree_export_policy_supported_for_CIFS
      Applies to ONTAP 9 Answer When export policies are enabled for CIFS, only volume-level export policy is supported. Qtree export policies are not supported. Additional Information Usage of Share and NT...Applies to ONTAP 9 Answer When export policies are enabled for CIFS, only volume-level export policy is supported. Qtree export policies are not supported. Additional Information Usage of Share and NTFS ACLs to control access is recommended. Securing file access by using SMB share ACLs Securing file access using file permissions
    • What is export-policy inheritance?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/What_is_export_policy_inheritance
      If the parent volume changes to the assigned export-policy to a different one, the new policy is assigned to the qtree. When inheritance is broken, the qtree will use its assigned export-policy, and c...If the parent volume changes to the assigned export-policy to a different one, the new policy is assigned to the qtree. When inheritance is broken, the qtree will use its assigned export-policy, and changing the assigned export-policy of the volume does not change the export-policy of the qtree. To allow the qtree to inherit the volume export-policy again, remove the export-policy assigned to the qtree.
    • What can the event 'Nblade.exportAccessIndeterm' mean?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/What_can_the_event_Nblade_exportAccessIndeterm_mean
      Verify that external name services (such as DNS, NIS, LDAP, Kerberos, or AD) are working from the ONTAP side. Use the "vserver export-policy check-access" command to troubleshoot Use the vserver show ...Verify that external name services (such as DNS, NIS, LDAP, Kerberos, or AD) are working from the ONTAP side. Use the "vserver export-policy check-access" command to troubleshoot Use the vserver show -fields id command to get the Vserver name corresponding to SVM ID Use the volume show -fields msid command to get the volume name corresponding to the volume MSID
    • How to troubleshoot ownership update failure with CHOWN command
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/How_to_troubleshoot_ownership_update_failure_with_chown_command
      Applies to ONTAP 9 CHOWN Description This article explains a troubleshooting workflow when CHOWN command against a file or directory does not succeed