Planning and Designing Hardware for High Availability

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Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

Fault tolerance means there can be no single point of failure that can cause system failures. The following sections contain highlights of IT practices for ensuring reliable hardware performance and a fault-tolerant IT infrastructure. Included is a summary of ways to safeguard your servers for optimal performance. For detailed information about IT fault-tolerant hardware strategies and highly available system designs, see the Microsoft Solutions Framework link on the Web Resources page at https://www.microsoft.com/windows/reskits/webresources.