. Local workstations use less disk space because commonly used data can be stored on a single machine and still remain accessible to others over the network. There is no need for users to have separate home directories on every network machine. Home directories could be set up on the NFS server and made available throughout the network. Storage devices such as floppy disks, CDROM drives, and USB Thumb drives can be used by other machines on the network. This may reduce the number of removable media drives throughout the network.
![Ubuntu Ubuntu](http://blog.covecube.com/wp-content/uploads/2013/07/nfs_share_permissions.png)
![18.04 18.04](/uploads/1/2/5/4/125465495/430301747.png)
NFSv2/3 handles permissions solely based on UID and GID. File permissions on the server are matched against user- and group ids on client. That is why NFSv.