There are several ways you can control access to a SAN volume:
Unmount a volume on client computers that shouldn’t have access to it. Users can’t
browse or mount SAN volumes; only a SAN administrator can mount SAN volumes
Mount a volume on a client for read-only access, to prevent users on a client
computer from modifying data on the volume.
Specify owner, group, and general access permissions in Xsan Admin.
Specify owner, group, and general access permissions in the Finder.
Control user access to files and folders on a volume, by setting up access control lists
(ACLs) in Xsan Admin.
Set up zones in the underlying Fibre Channel network, to segregate users and