Microsoft Windows Server Code Name "Longhorn" E-learning
This online learning collection of five clinics introduces the new features and functionality in Windows Server "Longhorn." The courses cover server virtualization, security and policy management, branch office management, centralized application access, and server management. You can take the entire collection or just the courses that interest you.
Click here for the complete Microsoft Learning Resources for Longhorn : http://www.microsoft.com/learning/longhorn/default.mspx
Collection 5934: Introducing Windows Server Code Name "Longhorn" (Beta 3)—Free for a limited time!