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Using the System Setup Program and UEFI Boot Manager 71
PCI IRQ Assignments Screen
Embedded Gb NICx
(NIC1 default: Enabled
with PXE;
Other NICs: Enabled)
Enables or disables the integrated NIC. Options are
Enabled, Enabled with PXE, Enabled with iSCSI Boot,
and Disabled. PXE support allows the system to boot
from the network.
MAC Address Displays the MAC address for the integrated 10/100/1000
NIC.
Capability Detected Displays the NIC features of the LOM NIC hardware key.
NOTE: Some LOM features may require the installation of
an additional driver.
OS Watchdog Timer
(Disabled default)
Sets a timer to monitor the operating system for activity,
and aids in recovery if the system stops responding.
When Enabled, the operating system is allowed to
initialize the timer. When Disabled, the timer is not
initialized.
NOTE: This feature is usable only with operating systems
that support WDAT implementations of the Advanced
Configuration and Power Interface (ACPI) 3.0b
specification.
I/OAT DMA Engine
(Disabled default)
Enables or disables the I/O Acceleration Technology
feature.
Embedded Video
Controller
(Enabled default)
Enables or disables BIOS support for the integrated video
controller.
NOTE: This field can be disabled only if an add-in video
card is present. If this field is disabled, remote access
features such as virtual KVM are not available.
SR-IOV Global Enable
(Enabled default)
Enables or disables the BIOS configuration of Single
Root I/O Virtualization (SR-IOV) devices.
Option Description
<PCIe device> Use the <+> and <-> keys to manually select an IRQ
for a given device, or select Default to allow the BIOS to
select an IRQ value at system startup.
Option Description
book.book Page 71 Wednesday, January 20, 2010 10:20 AM