Back cover ® IBM TotalStorage SAN File System New! Updated for Version 2.2.2 of SAN File System Heterogeneous file sharing Policy-based file lifecycle management This IBM® Redbook is a detailed technical guide to the IBM TotalStorage® SAN File System. SAN File System is a robust, scalable, and secure network-based file system designed to provide near-local file system performance, file aggregation, and data sharing services in an open environment. SAN File System helps lower the cost of storage management and enhance productivity by providing centralized management, higher storage utilization, and shared access by clients to large INTERNATIONAL TECHNICAL SUPPORT ORGANIZATION BUILDING TECHNICAL