Once you've developed an adequate backup strategy and have configured the software to implement it, it's up to the administrator to see that it is carried out. Frequently, backups require no more attention than the insertion of a new tape into a drive, and yet even this simple task is often overlooked. Too many administrators learn about the importance of keeping current backups the hard way, through the irretrievable loss of important data. Those who find suitable employment afterward have usually learned their lesson, but it's always better if you can learn painful lessons without the pain. The next chapter focuses on the tools for building a Windows 2000 environment that is both fault-tolerant and available.