Amanda Enterprise contains significant enhancements in usability, security, database and application support. It is available as a paid annual subscription which includes on-going functionality and security updates as well as technical support.

Centralized Full and Incremental Backups
Linux and UNIX Support
Windows Server and Desktop Support
Mac OS X Support
Intelligent Backup Scheduler
Backup to Disk (NAS, SAN, iSCSI, Cloud Storage)
Backup to Tape Drives, Tape Libraries and VTLs
Vaulting & Disk-to-Disk-to-Tape (D2D2T)
Open Formats for long-term archiving
Encryption and Compression of backup archives
Certification with Security Enhanced Linux (SELinux)
Live Backup of Oracle
Live Backup of SQL Server, Exchange and SharePoint
Backup of images of live VMware based VMs
NDMP based backups of NAS Appliances
Web Based Management Console
Backup Reporting
Role-based Administration
Wizard-driven Installer
Backup Server Replication (DR to a remote site)
24x7 Production Support
Professional Services and Training

Amanda Enterprise should be on the short list of any IT manager looking for a backup solution.

Arun Taneja
Noted Storage Analyst