Dell PowerEdge R760 Installation And Service Manual page 65

Table 63. NVMe-oF SubSystem n Settings (continued)
Option
Security
Authentication Type
Securitykeypath
Integrated Devices
To view the Integrated Devices screen, power on the system, press F2, and click System Setup Main Menu > System BIOS
> Integrated Devices.
Table 64. Integrated Devices details
Option
User Accessible USB Ports
iDRAC Direct USB Port
Embedded NIC1 and NIC2
I/OAT DMA Engine
Embedded Video Controller
I/O Snoop HoldOff Response
Description
Enables or disables the security option for this NVMe-oF connection. This option is
set to Disabled by default.
Specifies the authentication type for this NVMe-oF connection. This option is set
to None by default.
Specifies the Securitykeypath for this NVMe-oF connection.
Description
Configures the user accessible USB ports. Selecting Only Back Ports On
disables the front USB ports; selecting All Ports Off disables all front and
back USB ports.; selecting All Ports Off (Dynamic) disables all front and back
USB ports during POST. and front ports can be enabled or disabled dynamically
by authorized user without resetting the system. This option is set to All Ports
On by default.
The USB keyboard and mouse still function in certain USB ports during the
boot process, depending on the selection. After the boot process is complete,
the USB ports will be enabled or disabled as per the setting.
The iDRAC Direct USB port is managed by iDRAC exclusively with no host
visibility. This option is set to ON or OFF. When set to OFF, iDRAC does not
detect any USB devices installed in this managed port. This option is set to On
by default.
Enables or disables the OS interface of the Embedded NIC1 and NIC2
controller. If set to Disabled (OS), the NIC may still be available for shared
network access by the embedded management controller. Configure the
Embedded NIC1 and NIC2 option by using the NIC management utilities of
the system. This option is set to Enabled by default.
Enables or disables the I/O Acceleration Technology (I/OAT) option. I/OAT is
a set of DMA features designed to accelerate network traffic and lower CPU
utilization. Enable only if the hardware and software support the feature. This
option is set to Disabled by default.
Enables or disables the use of Embedded Video Controller as the primary
display. When set to Enabled, the Embedded Video Controller will be the
primary display even if add-in graphic cards are installed. When set to
Disabled, an add-in graphics card is used as the primary display. BIOS will
output displays to both the primary add-in video and the embedded video
during POST and preboot environment. The embedded video will then be
disabled right before the operating system boots. This option is set to Enabled
by default.
NOTE: When there are multiple add-in graphic cards installed in the
system, the first card discovered during PCI enumeration is selected as
the primary video. You might have to rearrange the cards in the slots in
order to control which card is the primary video.
Selects the number of cycles PCI I/O can withhold snoop requests, from the
CPU, to allow time to complete its own write to LLC. This setting can help
improve performance on workloads where throughput and latency are critical.
The options available are 256 Cycles, 512 Cycles, 1K Cycles, 2K Cycles,
Pre-operating system management applications 65