Here are some other things to consider:

You should list the different types of failure and the steps used to remedy each.

For example, node failure will be different than disk failure, and different than user failure.

To use RMAN effectively, you should set it up on a different node than your primary database. In addition, there is substantial advantage to creating a recovery catalog when using RMAN.

On 8.1.5, there is an interface to Legato Storage Manager that allows easy operation of an automated tape device.


Hope that helps.