Symantec Backup Exec 2012 Library Expansion Option provides the ability to leverage additional tape drives within a multi-drive tape library. When you install Backup Exec, support for the first drive in every robotic library is included. The Library Expansion Option enables support for each additional drive in a robotic library. Backup Exec supports one of the most comprehensive lists of tape devices in the industry with support for almost all SCSI, SAS, & Fibre attached tape devices from single drive libraries to large tape silos. Symantec Backup Exec 2012 Agents & Options enhance & extend the Backup Exec features, capabilities, & platform support. Whether you need to protect VMware ESX, Microsoft Hyper-V, physical servers, critical applications, or databases, Backup Exec 2012 has a portfolio of high powered agents & options to scale & grow your Backup Exec environment.