You can use an external media manager program with Tivoli® Storage Manager to manage your removable media.
While the server tracks and manages client data, the media manager, operating entirely outside of the I/O data stream, labels, catalogs, and tracks physical volumes. The media manager also controls library drives, slots, and doors.
Tivoli Storage Manager provides a programming interface that lets you use a variety of media managers. See Setting up Tivoli Storage Manager to work with an external media manager for setup procedures.
To use a media manager with Tivoli Storage Manager, define a library that has a library type of EXTERNAL. The library definition will point to the media manager rather than a physical device.