Lenovo ThinkPad Edge E540 - Page 131

Table5.Securitymenuitems(continued)
Menuitem
SubmenuitemSelectionComments
MemoryProtectionExecutionPrevention•Disabled
•Enabled
Somecomputerviruses
andwormscausememory
bufferstooverowby
runningcodewhereonly
dataisallowed.Ifthe
DataExecutionPrevention
featurecanbeusedwith
youroperatingsystem,then
byselectingEnabledyou
canprotectyourcomputer
againstattacksbysuch
virusesandworms.Ifafter
choosingEnabledyound
thataprogramdoesnotrun
correctly,selectDisabled
andresetthesetting.
IntelVirtualization
Technology
•Disabled
•Enabled
IfyouselectEnabled,a
VirtualMachineMonitor
(VMM)canutilizethe
additionalhardware
capabilitiesprovidedby
VirtualizationTechnology.
Virtualization
IntelVT-dFeature•Disabled
•Enabled
IntelVT-disIntel
VirtualizationTechnology
forDirectedI/O.When
enabled,aVMMcanutilize
theplatforminfrastructure
forI/Ovirtualization.
Note:Thissub-menuisnot
supportedinmodelswith
anAMDCPU.
EthernetLAN•Disabled
•Enabled
IfyouselectEnabled,you
canusetheEthernetLAN
device.
WirelessLAN•Disabled
•Enabled
IfyouselectEnabled,
youcanusewirelessLAN
devices.
WirelessWAN•Disabled
•Enabled
IfyouselectEnabled,you
canusewirelessWAN
devices.
Bluetooth•Disabled
•Enabled
IfyouselectEnabled,you
canuseBluetoothdevices.
USBPort
•Disabled
•Enabled
IfyouselectEnabled,you
canuseUSBconnectors.
OpticalDrive
•Disabled
•Enabled
IfyouselectEnabled,you
canusetheopticaldevice.
MemoryCardSlot
•Disabled
•Enabled
IfyouselectEnabled,you
canusethememorycard
slots.
I/OPortAccess
Chapter8.Advancedconguration115