Buffalo's TeraStation 51210RH Rackmount is a high-performance 12-bay 2U network storage device ideal for businesses and demanding users requiring a reliable RAID-based network storage solution for larger networks and business critical applications. With the powerful Annapurna Labs® Alpine AL314 processor, TeraStation 51210RH provides exceptional performance during file transfers and everyday NAS functions. Increased reliability is achieved with the Terastation 51210RH being populated with Enterprise grade hard drives built specifically for always on NAS devices. TeraStation 51210RH was built with the demanding network in mind with; 2 x 10 GbE ethernet ports, 8 GB ECC ram, and a 1.7 GHz Quad Core processor enables the acute ability to focus on concurrent tasks with minimal performance degradation. TeraStation 51210Rh is packed with business class features such as Active Directory support, ACL support, disk quota support, share level replication, failover support, hot-swap hard drives, improved iSCSI targeting and USB 3.0 accessory support.