User`s manual

BX-PIB0x Embedded Box System
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4.2.2 CPU Configuration
Limit CPUID Maximum: Disabled for Windows XP.
Execute Disable Bit: XP can prevent certain classes of malicious buffer
overflow attacks when combined with a supporting OS (Windows Server 2003
SP1, Windows XP SP2, SusE Linux 9.2, RedHat Enterprise 3 Update 3.)