Oracle Secure Backup and Oracle Secure Backup Express

Now ORACLE provides a free Media Management layer(MML) as part of its Oracle Secure Backup server software.

It offers a easy and convinent way to implement a tape backup statergy without using a third party MML where you must pay aditional licence fees.

If you have a single server, you can use Oracle Secure Backup Express.It is limited to a single host with one direct-attached tape drive.

Oracle Secure Backup Express is the replacement product for Legato Storage Manager (LSM) and Legato Single Server Version (LSSV).
One distinct advantage of OSB Express over LSSV is that OSB Express can do file system backup.
Oracle Secure Backup Express is bundled with the Oracle Database and its free.

Oracle's technical support organization will provide technical support, phone support, or updates to you for Oracle Secure Backup Express when it is used to back up another Oracle Product that has a valid Customer Support Identifier (CSI).

If you have a big environment you can use the full fledge Oracle Secure Backup.
Oracle Secure Backup is licensed by the number of tape drives utilized (clients are unlimited).
You can user OSB with Oracle Database 9i,10g and 11g.