Netgear ReadyNAS™ 1100 2TB Dual Gigabit Rackmount Network Storage (4x500GB)

ReadyNAS™ 1100 2TB Dual Gigabit Rackmount Network Storage (4x500GB) -Enterprise Hardened embedded Linux operating system (No additional software to install or per-user licensing requirements).
-4 500GB hot-swap SATA HDD and hardware accelerated RAID (0,1,5 and X-RAID™).
-X-RAID™ Technology – Automated RAID Management with Volume Expansion. Scale easily from 1-4 disks and beyond.
-Dual Gigabit Ethernet Interface with native support for Windows, Macintosh and Linux/Unix Clients (CIFS/SMB, AFP, NFS) as well as FTP and HTTP support.
-Built-in system monitoring with SNMP and email alerts.
-Windows Domain and Active Directory Integration.
-Web browser interface and setup wizard to get the NAS configured quickly.
-Bundled 5-Client EMC® Retrospect® backup and recovery software for Windows and Macintosh.
-Intelligent monitoring of battery backup devices.
-Fully Journaled filesystem.