+ Log in to Oracle Enterprise Manager Database Control
+ Navigate to: Maintenance -> Backup Settings -> Device
If grid control is used, we need to first select the appropriate database from Targets.
+ Now, under Tape Settings, specify the number of Tape Drives that will be available for this backup schedule/policy. RMAN will allocate that many simultaneous channels as many Tape Drives are specified.
+ On the same screen, specify the MML specific parameters under "Media Management Vendor Library Parameters" which as per our example above are:
Refer to the example script above and the screen shot below:
+ Specify preferred credentials on the same page if they are not configured already. Additionally, also configure advanced settings such as CONTROLFILE AUTOBACKUP or the backup Retention Policy under the Policy sub-tab of the Backup Settings page. Click OK to save your settings.
+ Now, navigate to: Maintenance -> Schedule Backup.
+ Select Whole Database under Customized Backup and click Schedule Customized Backup. In the screen that follows, accept the defaults though you may like to tinker with some of the settings i.e. to delete obsolete backups etc under Advanced as per your requirement. click Next.
+ In this screen, select Tape to make backups to TAPE. Notice that the MML parameters that we saved earlier are shown here:
+ Click Next.On the new page you can specify Job Name, Job Description and the job schedule. Make appropriate changes and click Next.
+ Click Next
+ This last page now summarizes the configuration we have specified for our backup job and the EM generated script. You might want to edit the EM generated backup script for customized tags or format (backup-piece handle). After you have ensured all settings are appropriate, click Submit Job to complete the setup.