To effectively back up a network, you must plan your approach to this complex task. Network backups are more complicated than simply putting a tape in the drive and starting up the software. Your backup strategy should address all the following questions:
How much data do you have to back up?
How much time do you have to perform backups?
How often should you back up the data?
Who is going to be responsible for seeing that backups are completed?
How many tapes (or other media) do you plan to use?
How often do you overwrite your tapes?
For maximum security, assign the Backup and Restore permissions to different users. ...