Table 9. Security menu items (continued)

Menu item

Submenu item

Selection

Comments

 

 

 

 

 

Memory Protection

Execution Prevention

Disabled

Some computer viruses

 

 

Enabled

and worms cause memory

 

 

buffers to overflow by

 

 

 

 

 

 

 

 

running code where only

 

 

 

 

data is allowed. If the

 

 

 

 

Data Execution Prevention

 

 

 

 

feature can be used with

 

 

 

 

your operating system, then

 

 

 

 

by selecting “Enabled” you

 

 

 

 

can protect your computer

 

 

 

 

against attacks by such

 

 

 

 

viruses and worms. If after

 

 

 

 

choosing “Enabled” you

 

 

 

 

find that an application

 

 

 

 

program does not run

 

 

 

 

correctly, select “Disabled”

 

 

 

 

and reset the setting.

 

 

 

 

 

Virtualization

Intel Virtualization

Disabled

If you select “Enabled,”

 

Technology

Enabled

a VMM (Virtual Machine

 

 

Monitor) can utilize the

 

 

 

 

 

 

 

 

additional hardware

 

 

 

 

capabilities provided

 

 

 

 

by Intel Virtualization

 

 

 

 

Technology.

 

 

 

 

 

 

Intel VT-d Feature

Disabled

Intel VT-d is Intel

 

 

Enabled

Virtualization Technology

 

 

for Directed I/O. When

 

 

 

 

 

 

 

 

enabled, a VMM can utilize

 

 

 

 

the platform infrastructure

 

 

 

 

for I/O virtualization.

 

 

 

 

 

I/O Port Access

Ethernet LAN

Disabled

If you select “Enabled”, you

 

 

Enabled

can use the Ethernet LAN

 

 

device.

 

 

 

 

 

 

 

 

 

 

Wireless LAN

Disabled

If you select “Enabled”, you

 

 

Enabled

can use the Wireless LAN

 

 

device.

 

 

 

 

 

 

 

 

 

 

WiMAX

Disabled

If you select “Enabled”, you

 

 

Enabled

can use the WiMAX device.

 

 

 

 

 

 

 

 

 

Wireless WAN

Disabled

If you select “Enabled”, you

 

 

Enabled

can use the Wireless WAN

 

 

device.

 

 

 

 

 

 

 

 

 

 

Bluetooth

Disabled

If you select “Enabled”,

 

 

Enabled

you can use the Bluetooth

 

 

device.

 

 

 

 

 

 

 

 

 

 

Modem

Disabled

If you select “Enabled”, you

 

 

Enabled

can use the Modem device.

 

 

 

 

 

 

 

 

 

USB Port

Disabled

If you select “Enabled”, you

 

 

Enabled

can use the USB port.

 

 

 

 

 

 

 

 

 

IEEE 1394

Disabled

If you select “Enabled”,

 

 

Enabled

you can use the IEEE 1394

 

 

(Firewire) device.

 

 

 

 

 

 

 

 

 

214User Guide

Page 232
Image 232
Lenovo NVS-4200M, 42825BU, 4242X04 Menu item Submenu item Selection Comments Memory Protection, Virtualization, Port Access

4242X04, NVS-4200M, 42421A0, 42825BU specifications

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