6 Getting Started With Your SystemComplete the Operating System SetupIf you purchased a preinstalled operating system, see the operating systemdocumentation that ships with your system. To install an operating system forthe first time, see the installation and configuration documentation for youroperating system. Be sure the operating system is installed before installinghardware or software not purchased with the system.Supported Operating Systems• Microsoft® Windows Server® 2008 Hyper-V™• Microsoft Hyper-V Server 2008• Microsoft® Windows Server® 2008 Standard, and Enterprise (x86)editions• Microsoft Windows Server 2008 Standard, Enterprise, andDatacenter(x64) editions• Microsoft Windows Server 2008 Standard, and Enterprise (x86) editionswith SP2• Microsoft Windows Server 2008 Standard, Enterprise, andDatacenter (x64) editions with SP2• Microsoft Windows® Server 2008 Essential Business Server Standardand Premium (x64) editions• Microsoft Windows® Small Business Server 2008 Standardand Premium (x64) editions• Microsoft Windows Small Business Server 2003 R2 Standardand Premium editions• Microsoft Windows Server 2003 R2 Standard and Enterprise (x86)editions with SP2• Microsoft Windows Server 2003 R2 Standard, Enterprise,and Datacenter (x64) editions with SP2• Red Hat® Enterprise Linux® AS and ES (Version 4) (x86)• Red Hat Enterprise Linux AS and ES (Version 4) (x86_64)• Red Hat Enterprise Linux Server 5 (x86)• Red Hat Enterprise Linux Server 5 (x86_64)