Before you can back up data and log entries onto a data carrier, you have to define a backup template. In the properties of the backup template you specify, among others, the backup type and the type of data carrier that is to be used.
See also:
Concepts of the Database System, Backup Templates and Data Carriers
Database Manager GUI, Managing the Backup Templates
Database Manager CLI, medium_put
Database Administration Tutorial, Defining Backup Templates
Database Administration in CCMS: MaxDB, Backup Templates
Database Administration in CCMS: SAP liveCache Technology, Backup Templates