The NetApp NearStore Virtual Tape Library (VTL) is a disk-to-disk backup appliance that appears like a tape library to a backup software application but provides the superior speed and reliability of disk technologies. Developed specifically to address the requirements of backup administrators, NearStore VTL solutions increase the performance and reliability of backups, simplify backup management, and reduce D2D storage costs by up to 67% through the use of high-performance disk compression.NearStore VTL solutions deliver a powerful combination of performance, scalability, and cost-savings for open systems storage environments - including those of EMC, Hitachi, HP, and IBM - and are certified for use with leading enterprise backup software, including Symantec NetBackup, Tivoli Storage Manager, and Legato Networker.