[SoftNAS KB]: How to enable Previous Versions on CIFS with AD integration.

Log into SoftNAS StorageCenter.
In the Storage Administration pane, navigate to CIFS Shares.
In CIFS Shares, navigate to the /etc/samba/smb.conf file and add the following code below the shared definition:

vfs objects = shadow_copy2 acl_xattr
shadow: snapdir = .zfs/snapshot
shadow: sort = desc
shadow: format = hourly-%Y%m%d-%H%M%S
shadow: localtime = yes
See below for reference:

[testshadowcopy]
writable = yes
browseable = yes
public = yes
guest ok = yes
path = /tank/testshadowcopy
directory mask = 0777
create mask = 0777
vfs objects = shadow_copy2 acl_xattr
shadow: snapdir = .zfs/snapshot
shadow: sort = desc
shadow: format = hourly-%Y%m%d-%H%M%S
shadow: localtime = yes
Restart SMB services by pressing the button to restart the winbind and samba services.

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