Table 2-4Computer Setup—Security (continued)

USB Security

Allows you to set Enabled/Disabled (default is Enabled) for:

 

●

Front USB Ports

 

 

◦

USB Port 1

 

 

◦

USB Port 2

 

 

◦

USB Port 3

 

●

Rear USB Ports

 

 

◦

USB Port 1

 

 

◦

USB Port 2

 

 

◦

USB Port 3

 

 

◦

USB Port 4

 

 

Slot Security

Allows you to disable any PCI or PCI Express slot. Default is enabled.

 

 

Network Boot

Enables/disables the computer’s ability to boot from an operating system installed on a network

 

server. (Feature available on NIC models only; the network controller must be either a PCI

 

expansion card or embedded on the system board.) Default is enabled.

 

 

System IDs

Allows you to set:

 

● Asset tag (18-byte identifier), a property identification number assigned by the company to the

 

 

computer.

 

● Ownership tag (80-byte identifier) displayed during POST.

 

● Chassis serial number or Universal Unique Identifier (UUID) number. The UUID can only be

 

 

updated if the current chassis serial number is invalid. (These ID numbers are normally set in

 

 

the factory and are used to uniquely identify the system.)

 

● Keyboard locale setting for System ID entry.

 

 

System Security

Data Execution Prevention (enable/disable) - Helps prevent operating system security breaches.

(some models: these

Default is enabled.

options are hardware

 

 

 

dependent)

Virtualization Technology (VTx)(some models) (enable/disable) - Controls the virtualization features

 

of the processor. Changing this setting requires turning the computer off and then back on. Default

 

is disabled.

Virtualization Technology Directed I/O (VTd) (some models) (enable/disable) - Controls virtualization DMA remapping features of the chipset. Changing this setting requires turning the computer off and then back on. Default is disabled.

NOTE: To enable this option, a Setup password must be set.

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