You can control access to a shared disk or CD-ROM disc by unmounting it (temporarily removing it from the desktop).

To make a shared disk or CD-ROM disc temporarily unavailable:

1	Open Mac OS Server Admin and log on to the server you want to administer.
2	Press the Privileges button and choose Show Disks & Shared Items.
3	Select the hard disk or CD-ROM disc that you want to unmount.
	You cannot unmount a computer's startup disk.
4	Click Unmount.
	Any users that were connected to the disc are immediately disconnected.

To make a shared hard disk available again:

•	Restart your computer or use a utility such as Drive Setup (included on your system software CD or utilities floppy disk) to remount the disk.

To make a CD-ROM disc available again:

•	Insert it in the CD-ROM drive.