System Security Screen - Dell PowerEdge 2950 serie Handbuch

Table 1-5. Integrated Devices Screen Options (continued)
Option
I/OAT DMA
Engine
(Disabled default)
System Interrupts
Assignment
(Standard default)
Table 1-6 lists the updated information on the default value of embedded GB
NIC2.
Table 1-6. Integrated Devices Screen Option
Option
Embedded Gb NIC2
(Enabled without
PXE default)

System Security Screen

Table 1-7 lists new options for the PowerEdge 2950 III system.
NOTE:
Systems that are shipping in China are not equipped with TPM.
CAUTION:
Before enabling the TPM Security option, ensure that the operating
system supports TPM.
Description
Enables or disables the I/O Acceleration Technology (I/OAT)
option. When set to Enabled, I/OAT reduces system CPU usage
for applications that use TCP by offloading part of TCP receive
operation to the DMA engine.
This field controls the interrupt assignment for PCI devices
in the system. When set to Distributed, interrupt routing is
swizzled to minimize IRQ sharing among devices.
Description
Enables or disables the system's integrated NIC. Options are
Enabled without PXE, Enabled with PXE, and Disabled. PXE
support allows the system to boot from the network. Changes
take effect after the system reboots.
Information Update
21