Backup Exec 2010 Library Expansion Option scales the media storage system by leveraging additional drives within multidrive tape or optical autoloader/library storage systems. Backup Exec Agents and Option enhance and extend platform and feature support for Backup Exec Environments. Whether you need to protect critical Microsoft applications or non-Microsoft Operating systems, Backup Exec 2010 has an expansive portfolio of high-powered Agents and Options to scale and grow a Backup Exec environment. This product includes one year of essential support.