- Preface
- Overview
- Installing the Server OS
- Managing the Server
- Viewing Server Properties
- Viewing Sensors
- Managing Remote Presence
- Managing User Accounts
- Configuring Network-Related Settings
- Managing Network Adapters
- Managing Storage Adapters
- Configuring Communication Services
- Managing Certificates and Server Security
- Configuring Platform Event Filters
- Cisco IMC Firmware Management
- Viewing Faults and Logs
- Server Utilities
- BIOS Parameters by Server Model
- BIOS Token Name Comparison for Multiple Interfaces
- Index
BIOS Parameters by Server Model
This appendix contains the following sections:
C22 and C24 Servers
Main BIOS Parameters for C22 and C24 Servers
Name | Description | ||
---|---|---|---|
TPM Support set TPMAdminCtrl |
TPM (Trusted Platform Module) is a microchip designed to provide basic security-related functions primarily involving encryption keys. This option allows you to control the TPM Security Device support for the system. It can be one of the following:
|
Advanced BIOS Parameters for C22 and C24 Servers
Processor Configuration Parameters
Memory Configuration Parameters
Name | Description |
---|---|
Select Memory RAS set SelectMemoryRAS |
How the memory reliability, availability, and serviceability (RAS) is configured for the server. This can be one of the following:
|
DRAM Clock Throttling set DRAMClockThrottling |
Allows you to tune the system settings between the memory bandwidth and power consumption. This can be one of the following: |
NUMA set NUMAOptimize |
Whether the BIOS supports Non-Uniform Memory Access (NUMA). This can be one of the following: |
Low Voltage DDR Mode set LvDDRMode |
Whether the system prioritizes low voltage or high frequency memory operations. This can be one of the following: |
DRAM Refresh rate set DramRefreshRate |
Allows you to set the rate at which the DRAM cells are refreshed. This can be one of the following:
|
Channel Interleaving set ChannelInterLeave |
Whether the CPU divides memory blocks and spreads contiguous portions of data across interleaved channels to enable simultaneous read operations. This can be one of the following: |
Rank Interleaving set RankInterLeave |
Whether the CPU interleaves physical ranks of memory so that one rank can be accessed while another is being refreshed. This can be one of the following: |
Patrol Scrub set PatrolScrub |
Whether the system actively searches for, and corrects, single bit memory errors even in unused portions of the memory on the server. This can be one of the following:
|
Demand Scrub set DemandScrub |
Whether the system corrects single bit memory errors encountered when the CPU or I/O makes a demand read. This can be one of the following: |
Altitude set Altitude |
The approximate number of meters above sea level at which the physical server is installed. This can be one of the following: |
QPI Configuration Parameters
Name | Description |
---|---|
QPI Link Frequency Select set QPILinkFrequency |
The Intel QuickPath Interconnect (QPI) link frequency, in gigatransfers per second (GT/s). This can be one of the following: |
QPI Snoop Mode set QpiSnoopMode |
The Intel QuickPath Interconnect (QPI) snoop mode. This can be one of the following:
|
Onboard Storage Parameters
Name | Description |
---|---|
Onboard SCU Storage Support set DisableSCU |
Whether the onboard software RAID controller is available to the server. This can be one of the following: |
USB Configuration Parameters
Name | Description |
---|---|
Legacy USB Support set LegacyUSBSupport |
Whether the system supports legacy USB devices. This can be one of the following: |
Port 60/64 Emulation set UsbEmul6064 |
Whether the system supports 60h/64h emulation for complete USB keyboard legacy support. This can be one of the following: |
All USB Devices set AllUsbDevices |
Whether all physical and virtual USB devices are enabled or disabled. This can be one of the following: |
USB Port: Rear set UsbPortRear |
Whether the rear panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Front set UsbPortFront |
Whether the front panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Internal set UsbPortInt |
Whether the internal USB devices are enabled or disabled. This can be one of the following: |
USB Port: KVM set UsbPortKVM |
Whether the KVM ports are enabled or disabled. This can be one of the following: |
USB Port: vMedia set UsbPortVMedia |
Whether the virtual media devices are enabled or disabled. This can be one of the following: |
PCI Configuration Parameters
Name | Description | ||
---|---|---|---|
MMIO Above 4GB set MemoryMappedIOAbove4GB |
Whether to enable or disable MMIO above 4GB or not. This can be one of the following: |
||
ASPM Support set ASPMSupport |
Allows you to set the level of ASPM (Active Power State Management) support in the BIOS. This can be one of the following: |
||
VGA Priority set VgaPriority |
Allows you to set the priority for VGA graphics devices if multiple VGA devices are found in the system. This can be one of the following:
|
Serial Configuration Parameters
Name | Description | ||
---|---|---|---|
Console Redirection set ConsoleRedir |
Allows a serial port to be used for console redirection during POST and BIOS booting. After the BIOS has booted and the operating system is responsible for the server, console redirection is irrelevant and has no effect. This can be one of the following: |
||
Terminal Type set TerminalType |
What type of character formatting is used for console redirection. This can be one of the following:
|
||
Bits per second set BaudRate |
What BAUD rate is used for the serial port transmission speed. If you disable Console Redirection, this option is not available. This can be one of the following:
|
||
Flow Control set FlowCtrl |
Whether a handshake protocol is used for flow control. Request to Send / Clear to Send (RTS/CTS) helps to reduce frame collisions that can be introduced by a hidden terminal problem. This can be one of the following:
|
||
Putty KeyPad set PuttyFunctionKeyPad |
Allows you to change the action of the PuTTY function keys and the top row of the numeric keypad. This can be one of the following:
|
||
Redirection After BIOS POST set RedirectionAfterPOST |
Whether BIOS console redirection should be active after BIOS POST is complete and control given to the OS bootloader. This can be one of the following: |
||
Out-of-Band Mgmt Port set comSpcrEnable |
Allows you to configure the COM port 0 that can be used for Windows Emergency Management services. ACPI SPCR table is reported based on this setup option. This can be one of the following: |
LOM and PCIe Slots Configuration Parameters
Name | Description | ||
---|---|---|---|
All Onboard LOM Ports set AllLomPortControl |
Whether all LOM ports are enabled or disabled. This can be one of the following: |
||
LOM Port n OptionROM set LomOpromControlPortn |
Whether Option ROM is available on the LOM port designated by n. This can be one of the following: |
||
All PCIe Slots OptionROM set PcieOptionROMs |
Whether the server can use Option ROM present in the PCIe Cards. This can be one of the following: |
||
PCIe Slot:n OptionROM set Slot-n-ROM |
Whether the server can use the Option ROMs present in the PCIe Cards. This can be one of the following: |
||
PCIe Slot:n Link Speed PCIe Slot:nLinkSpeed |
This option allows you to restrict the maximum speed of an adapter card installed in PCIe slot n. This can be one of the following:
For example, if you have a 3rd generation adapter card in PCIe slot 2 that you want to run at a maximum of 5GT/s instead of the 8GT/s that card supports, set the PCIe Slot 2 Link Speed to GEN2. The system then ignores the card's supported maximum speed of 8GT/s and forces it to run at a maximum of 5 GT/s. |
||
CDN Support for LOM set CdnSupport |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following:
|
||
CDN Support for VIC set CdnEnable |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following: |
Server Management BIOS Parameters for C22 and C24 Servers
Name | Description | ||
---|---|---|---|
FRB-2 Timer set FRB-2 |
Whether the FRB2 timer is used by Cisco IMC to recover the system if it hangs during POST. This can be one of the following: |
||
OS Watchdog Timer set OSBootWatchdogTimer |
Whether the BIOS programs the watchdog timer with a specified timeout value. This can be one of the following:
|
||
OS Watchdog Timer Timeout set OSBootWatchdogTimerTimeOut |
If OS does not boot within the specified time, OS watchdog timer expires and system takes action according to timer policy. This can be one of the following:
|
||
OS Watchdog Timer Policy set OSBootWatchdogTimerPolicy |
What action the system takes if the watchdog timer expires. This can be one of the following:
|
C220 and C240 Servers
Main BIOS Parameters for C220 and C240 Servers
Name | Description | ||
---|---|---|---|
TPM Support set TPMAdminCtrl |
TPM (Trusted Platform Module) is a microchip designed to provide basic security-related functions primarily involving encryption keys. This option allows you to control the TPM Security Device support for the system. It can be one of the following:
|
Advanced BIOS Parameters for C220 and C240 Servers
Processor Configuration Parameters
Name | Description | ||
---|---|---|---|
Intel Hyper-Threading Technology set IntelHyperThread |
Whether the processor uses Intel Hyper-Threading Technology, which allows multithreaded software applications to execute threads in parallel within each processor. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Number of Enabled Cores set CoreMultiProcessing |
Allows you to disable one or more of the physical cores on the server. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Execute Disable set ExecuteDisable |
Classifies memory areas on the server to specify where application code can execute. As a result of this classification, the processor disables code execution if a malicious worm attempts to insert code in the buffer. This setting helps to prevent damage, worm propagation, and certain classes of malicious buffer overflow attacks. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Intel VT set IntelVT |
Whether the processor uses Intel Virtualization Technology (VT), which allows a platform to run multiple operating systems and applications in independent partitions. This can be one of the following:
|
||
Intel VT-d set IntelVTD |
Whether the processor uses Intel Virtualization Technology for Directed I/O (VT-d). This can be one of the following: |
||
Intel VT-d Coherency Support set CoherencySupport |
Whether the processor supports Intel VT-d Coherency. This can be one of the following: |
||
Intel VT-d ATS Support set ATS |
Whether the processor supports Intel VT-d Address Translation Services (ATS). This can be one of the following: |
||
CPU Performance set CPUPerformance |
Sets the CPU performance profile for the server. The performance profile consists of the following options: This can be one of the following:
|
||
Hardware Prefetcher set HardwarePrefetch |
Whether the processor allows the Intel hardware prefetcher to fetch streams of data and instruction from memory into the unified second-level cache when necessary. This can be one of the following: |
||
Adjacent Cache Line Prefetcher set AdjacentCacheLinePrefetch |
Whether the processor fetches cache lines in even/odd pairs instead of fetching just the required line. This can be one of the following: |
||
DCU Streamer Prefetch set DcuStreamerPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
DCU IP Prefetcher set DcuIpPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
Direct Cache Access Support set DirectCacheAccess |
Allows processors to increase I/O performance by placing data from I/O devices directly into the processor cache. This setting helps to reduce cache misses. This can be one of the following: |
||
Power Technology set CPUPowerManagement |
Enables you to configure the CPU power management settings for the following options: Power Technology can be one of the following:
|
||
Enhanced Intel Speedstep Technology set EnhancedIntelSpeedStep |
Whether the processor uses Enhanced Intel SpeedStep Technology, which allows the system to dynamically adjust processor voltage and core frequency. This technology can result in decreased average power consumption and decreased average heat production. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature.
|
||
Intel Turbo Boost Technology set IntelTurboBoostTech |
Whether the processor uses Intel Turbo Boost Technology, which allows the processor to automatically increase its frequency if it is running below power, temperature, or voltage specifications. This can be one of the following:
|
||
Processor Power State C6 set ProcessorC6Report |
Whether the BIOS sends the C6 report to the operating system. When the OS receives the report, it can transition the processor into the lower C6 power state to decrease energy usage while maintaining optimal processor performance. This can be one of the following:
|
||
Processor Power State C1 Enhanced set ProcessorC1EReport |
Whether the CPU transitions to its minimum frequency when entering the C1 state. This can be one of the following: |
||
Frequency Floor Override set CpuFreqFloor |
Whether the CPU is allowed to drop below the maximum non-turbo frequency when idle. This can be one of the following:
|
||
P-STATE Coordination set PsdCoordType |
Allows you to define how BIOS communicates the P-state support model to the operating system. There are 3 models as defined by the Advanced Configuration and Power Interface (ACPI) specification.
|
||
Energy Performance set CpuEngPerfBias |
Allows you to determine whether system performance or energy efficiency is more important on this server. This can be one of the following: |
Memory Configuration Parameters
Name | Description |
---|---|
Select Memory RAS set SelectMemoryRAS |
How the memory reliability, availability, and serviceability (RAS) is configured for the server. This can be one of the following:
|
DRAM Clock Throttling set DRAMClockThrottling |
Allows you to tune the system settings between the memory bandwidth and power consumption. This can be one of the following: |
NUMA set NUMAOptimize |
Whether the BIOS supports Non-Uniform Memory Access (NUMA). This can be one of the following: |
Low Voltage DDR Mode set LvDDRMode |
Whether the system prioritizes low voltage or high frequency memory operations. This can be one of the following: |
DRAM Refresh rate set DramRefreshRate |
Allows you to set the rate at which the DRAM cells are refreshed. This can be one of the following:
|
Channel Interleaving set ChannelInterLeave |
Whether the CPU divides memory blocks and spreads contiguous portions of data across interleaved channels to enable simultaneous read operations. This can be one of the following: |
Rank Interleaving set RankInterLeave |
Whether the CPU interleaves physical ranks of memory so that one rank can be accessed while another is being refreshed. This can be one of the following: |
Patrol Scrub set PatrolScrub |
Whether the system actively searches for, and corrects, single bit memory errors even in unused portions of the memory on the server. This can be one of the following:
|
Demand Scrub set DemandScrub |
Whether the system corrects single bit memory errors encountered when the CPU or I/O makes a demand read. This can be one of the following: |
Altitude set Altitude |
The approximate number of meters above sea level at which the physical server is installed. This can be one of the following: |
QPI Configuration Parameters
Name | Description |
---|---|
QPI Link Frequency Select set QPILinkFrequency |
The Intel QuickPath Interconnect (QPI) link frequency, in gigatransfers per second (GT/s). This can be one of the following: |
QPI Snoop Mode set QpiSnoopMode |
The Intel QuickPath Interconnect (QPI) snoop mode. This can be one of the following:
|
Onboard Storage Parameters
Name | Description | ||
---|---|---|---|
Onboard SCU Storage Support set DisableSCU |
Whether the onboard software RAID controller is available to the server. This can be one of the following: |
||
Allows you to choose a pre-boot software stack for an onboard SCU storage controller. This can be one of the following:
|
USB Configuration Parameters
Name | Description |
---|---|
Legacy USB Support set LegacyUSBSupport |
Whether the system supports legacy USB devices. This can be one of the following: |
Port 60/64 Emulation set UsbEmul6064 |
Whether the system supports 60h/64h emulation for complete USB keyboard legacy support. This can be one of the following: |
All USB Devices set AllUsbDevices |
Whether all physical and virtual USB devices are enabled or disabled. This can be one of the following: |
USB Port: Rear set UsbPortRear |
Whether the rear panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Front set UsbPortFront |
Whether the front panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Internal set UsbPortInt |
Whether the internal USB devices are enabled or disabled. This can be one of the following: |
USB Port: KVM set UsbPortKVM |
Whether the KVM ports are enabled or disabled. This can be one of the following: |
USB Port: vMedia set UsbPortVMedia |
Whether the virtual media devices are enabled or disabled. This can be one of the following: |
USB Port: SD Card set UsbPortSdCard |
Whether the SD card drives are enabled or disabled. This can be one of the following: |
PCI Configuration Parameters
Name | Description | ||
---|---|---|---|
Memory Mapped I/O Above 4GB set MemoryMappedIOAbove4GB |
Whether to enable or disable MMIO above 4GB or not. This can be one of the following:
|
||
MMCFG BASE set MmcfgBaseSelect |
Sets the low base address for PCIe adapters within 4GB. This can be one of the following:
|
||
ASPM Support set ASPMSupport |
Allows you to set the level of ASPM (Active Power State Management) support in the BIOS. This can be one of the following: |
||
VGA Priority set VgaPriority |
Allows you to set the priority for VGA graphics devices if multiple VGA devices are found in the system. This can be one of the following:
|
Serial Configuration Parameters
Name | Description | ||
---|---|---|---|
Out-of-Band Mgmt Port set comSpcrEnable |
Allows you to configure the COM port 0 that can be used for Windows Emergency Management services. ACPI SPCR table is reported based on this setup option. This can be one of the following: |
||
Console Redirection set ConsoleRedir |
Allows a serial port to be used for console redirection during POST and BIOS booting. After the BIOS has booted and the operating system is responsible for the server, console redirection is irrelevant and has no effect. This can be one of the following: |
||
Terminal Type set TerminalType |
What type of character formatting is used for console redirection. This can be one of the following:
|
||
Bits per second set BaudRate |
What BAUD rate is used for the serial port transmission speed. If you disable Console Redirection, this option is not available. This can be one of the following:
|
||
Flow Control set FlowCtrl |
Whether a handshake protocol is used for flow control. Request to Send / Clear to Send (RTS/CTS) helps to reduce frame collisions that can be introduced by a hidden terminal problem. This can be one of the following:
|
||
Putty KeyPad set PuttyFunctionKeyPad |
Allows you to change the action of the PuTTY function keys and the top row of the numeric keypad. This can be one of the following:
|
||
Redirection After BIOS POST set RedirectionAfterPOST |
Whether BIOS console redirection should be active after BIOS POST is complete and control given to the OS bootloader. This can be one of the following: |
LOM and PCIe Slots Configuration Parameters
Name | Description | ||
---|---|---|---|
CDN Support for LOM set CdnSupport |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following:
|
||
CDN Support for VIC set CdnEnable |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following: |
||
All Onboard LOM Ports set AllLomPortControl |
Whether all LOM ports are enabled or disabled. This can be one of the following: |
||
LOM Port n OptionROM set LomOpromControlPortn |
Whether Option ROM is available on the LOM port designated by n. This can be one of the following: |
||
All PCIe Slots OptionROM set PcieOptionROMs |
Whether the server can use Option ROM present in the PCIe Cards. This can be one of the following: |
||
PCIe Slot:n OptionROM set PcieSlotnOptionROM |
Whether the server can use the Option ROMs present in the PCIe Cards. This can be one of the following: |
||
PCIe Mezzanine OptionROM set PcieMezzOptionROM |
Whether the PCIe mezzanine slot expansion ROM is available to the server. This can be one of the following: |
||
PCIe Slot:n Link Speed PCIe Slot:nLinkSpeed |
This option allows you to restrict the maximum speed of an adapter card installed in PCIe slot n. This can be one of the following:
For example, if you have a 3rd generation adapter card in PCIe slot 2 that you want to run at a maximum of 5GT/s instead of the 8GT/s that card supports, set the PCIe Slot 2 Link Speed to GEN2. The system then ignores the card's supported maximum speed of 8GT/s and forces it to run at a maximum of 5 GT/s. |
Server Management BIOS Parameters for C220 and C240 Servers
Name | Description | ||
---|---|---|---|
FRB-2 Timer set FRB-2 |
Whether the FRB2 timer is used by Cisco IMC to recover the system if it hangs during POST. This can be one of the following: |
||
OS Watchdog Timer set OSBootWatchdogTimer |
Whether the BIOS programs the watchdog timer with a specified timeout value. This can be one of the following:
|
||
OS Watchdog Timer Timeout set OSBootWatchdogTimerTimeOut |
If OS does not boot within the specified time, OS watchdog timer expires and system takes action according to timer policy. This can be one of the following:
|
||
OS Watchdog Timer Policy set OSBootWatchdogTimerPolicy |
What action the system takes if the watchdog timer expires. This can be one of the following:
|
C460 M4 Servers
Main Tab for C460 M4 Servers
Main BIOS Parameters
Name | Description | ||
---|---|---|---|
Reboot Host Immediately checkbox |
Upon checking, reboots the host server immediately. You must check the checkbox after saving changes. |
||
TPM Support set TPMAdminCtrl |
TPM (Trusted Platform Module) is a microchip designed to provide basic security-related functions primarily involving encryption keys. This option allows you to control the TPM Security Device support for the system. It can be one of the following:
|
||
Power ON Password Support drop-down |
|
Actions Area
Name | Description |
---|---|
Save button |
Saves the settings for the BIOS parameter and closes the dialog box. If the Reboot Host Immediately check box is checked, the server is rebooted immediately and the new BIOS settings go into effect. Otherwise the changes are saved until the server is manually rebooted. |
Reset button |
Resets the values for the BIOS parameters on all three tabs to the settings that were in effect when this dialog box was first opened. |
Restore Defaults button |
Sets the BIOS parameters on all three tabs to their default settings. |
Advanced Tab for C460 M4 Servers
Reboot Server Option
If you want your changes applied automatically after you click Save Changes, check the Reboot Host Immediately check box. Cisco IMC immediately reboots the server and applies your changes.
If you want to apply your changes at a later time, clear the Reboot Host Immediately check box. Cisco IMC stores the changes and applies them the next time the server reboots.
Note | If there are existing BIOS parameter changes pending, Cisco IMC automatically overwrites the stored values with the current settings when you click Save Changes. |
Processor Configuration Parameters
Name | Description | ||
---|---|---|---|
Intel Hyper-Threading Technology set IntelHyperThread |
Whether the processor uses Intel Hyper-Threading Technology, which allows multithreaded software applications to execute threads in parallel within each processor. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Number of Enabled Cores set CoreMultiProcessing |
Allows you to disable one or more of the physical cores on the server. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Execute Disable set ExecuteDisable |
Classifies memory areas on the server to specify where application code can execute. As a result of this classification, the processor disables code execution if a malicious worm attempts to insert code in the buffer. This setting helps to prevent damage, worm propagation, and certain classes of malicious buffer overflow attacks. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Intel VT set IntelVT |
Whether the processor uses Intel Virtualization Technology (VT), which allows a platform to run multiple operating systems and applications in independent partitions. This can be one of the following:
|
||
Intel VT-d set IntelVTD |
Whether the processor uses Intel Virtualization Technology for Directed I/O (VT-d). This can be one of the following: |
||
Intel(R) Interrupt Remapping drop-down list set InterruptRemap |
Whether the processor supports Intel VT-d Interrupt Remapping. This can be one of the following: |
||
Intel(R) Passthrough DMA drop-down list set PassThroughDMA |
Whether the processor supports Intel VT-d Pass-through DMA. This can be one of the following: |
||
Intel VT-d Coherency Support set CoherencySupport |
Whether the processor supports Intel VT-d Coherency. This can be one of the following: |
||
Intel VT-d ATS Support set ATS |
Whether the processor supports Intel VT-d Address Translation Services (ATS). This can be one of the following: |
||
CPU Performance set CPUPerformance |
Sets the CPU performance profile for the server. The performance profile consists of the following options: This can be one of the following:
|
||
Hardware Prefetcher set HardwarePrefetch |
Whether the processor allows the Intel hardware prefetcher to fetch streams of data and instruction from memory into the unified second-level cache when necessary. This can be one of the following: |
||
Adjacent Cache Line Prefetcher set AdjacentCacheLinePrefetch |
Whether the processor fetches cache lines in even/odd pairs instead of fetching just the required line. This can be one of the following: |
||
DCU Streamer Prefetch set DcuStreamerPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
DCU IP Prefetcher set DcuIpPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
Direct Cache Access Support set DirectCacheAccess |
Allows processors to increase I/O performance by placing data from I/O devices directly into the processor cache. This setting helps to reduce cache misses. This can be one of the following: |
||
Power Technology set CPUPowerManagement |
Enables you to configure the CPU power management settings for the following options: Power Technology can be one of the following:
|
||
Enhanced Intel Speedstep Technology set EnhancedIntelSpeedStep |
Whether the processor uses Enhanced Intel SpeedStep Technology, which allows the system to dynamically adjust processor voltage and core frequency. This technology can result in decreased average power consumption and decreased average heat production. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature.
|
||
Intel Turbo Boost Technology set IntelTurboBoostTech |
Whether the processor uses Intel Turbo Boost Technology, which allows the processor to automatically increase its frequency if it is running below power, temperature, or voltage specifications. This can be one of the following:
|
||
Processor C3 Report set ProcessorC3Report |
Whether the BIOS sends the C3 report to the operating system. When the OS receives the report, it can transition the processor into the lower C3 power state to decrease energy usage while maintaining optimal processor performance. This can be one of the following:
|
||
Processor C6 Report set ProcessorC6Report |
Whether the BIOS sends the C6 report to the operating system. When the OS receives the report, it can transition the processor into the lower C6 power state to decrease energy usage while maintaining optimal processor performance. This can be one of the following:
|
||
Processor Power State C1 Enhanced set ProcessorC1EReport |
Whether the CPU transitions to its minimum frequency when entering the C1 state. This can be one of the following: |
||
P-STATE Coordination set PsdCoordType |
Allows you to define how BIOS communicates the P-state support model to the operating system. There are 3 models as defined by the Advanced Configuration and Power Interface (ACPI) specification.
|
||
SINGLE_PCTL drop-down list get SinglePCTLEn |
Facilitates single PCTL support for better processor power management. This can be one of the following: |
||
Config TDP drop-down list get ConfigTDP |
Allows you to configure the Thermal Design Power (TDP) settings for the system. TDP is the maximum amount of power allowed for running applications without triggering an overheating event. This can be one of the following: |
||
Energy Performance Tuning set PwrPerfTuning |
Allows you to choose BIOS or Operating System for energy performance bias tuning. This can be one of the following: |
||
Energy Performance set CpuEngPerfBias |
Allows you to determine whether system performance or energy efficiency is more important on this server. This can be one of the following: |
||
Package C State Limit set PackageCStateLimit |
The amount of power available to the server components when they are idle. This can be one of the following:
|
||
Extended APIC set LocalX2Apic |
Allows you to enable or disable extended APIC support. This can be one of the following: |
||
Workload Configuration set WorkLdConfig |
Allows you to set a parameter to optimize workload characterization. This can be one of the following:
|
||
IIO Error Enable drop-down list get IohErrorEn |
|
Memory Configuration Parameters
Name | Description |
---|---|
Select Memory RAS set SelectMemoryRAS |
How the memory reliability, availability, and serviceability (RAS) is configured for the server. This can be one of the following:
|
DRAM Clock Throttling set DRAMClockThrottling |
Allows you to tune the system settings between the memory bandwidth and power consumption. This can be one of the following: |
Low Voltage DDR Mode set LvDDRMode |
Whether the system prioritizes low voltage or high frequency memory operations. This can be one of the following: |
Closed Loop Therm Throt drop-down list set closedLoopThermThrotl |
|
Channel Interleaving set ChannelInterLeave |
Whether the CPU divides memory blocks and spreads contiguous portions of data across interleaved channels to enable simultaneous read operations. This can be one of the following: |
Rank Interleaving set RankInterLeave |
Whether the CPU interleaves physical ranks of memory so that one rank can be accessed while another is being refreshed. This can be one of the following: |
Patrol Scrub set PatrolScrub |
Whether the system actively searches for, and corrects, single bit memory errors even in unused portions of the memory on the server. This can be one of the following:
|
Demand Scrub set DemandScrub |
Whether the system corrects single bit memory errors encountered when the CPU or I/O makes a demand read. This can be one of the following: |
Altitude set Altitude |
The approximate number of meters above sea level at which the physical server is installed. This can be one of the following: |
QPI Configuration Parameters
Name | Description |
---|---|
QPI Link Frequency Select set QPILinkFrequency |
The Intel QuickPath Interconnect (QPI) link frequency, in gigatransfers per second (GT/s). This can be one of the following: |
QPI Snoop Mode set QpiSnoopMode |
The Intel QuickPath Interconnect (QPI) snoop mode. This can be one of the following:
|
USB Configuration Parameters
Name | Description |
---|---|
Legacy USB Support set LegacyUSBSupport |
Whether the system supports legacy USB devices. This can be one of the following: |
Port 60/64 Emulation set UsbEmul6064 |
Whether the system supports 60h/64h emulation for complete USB keyboard legacy support. This can be one of the following: |
All USB Devices set AllUsbDevices |
Whether all physical and virtual USB devices are enabled or disabled. This can be one of the following: |
USB Port: Rear set UsbPortRear |
Whether the rear panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Internal set UsbPortInt |
Whether the internal USB devices are enabled or disabled. This can be one of the following: |
USB Port: KVM set UsbPortKVM |
Whether the KVM ports are enabled or disabled. This can be one of the following: |
USB Port: vMedia set UsbPortVMedia |
Whether the virtual media devices are enabled or disabled. This can be one of the following: |
xHCI Mode set PchUsb30Mode |
Whether the xHCI controller legacy support is enabled or disabled. This can be one of the following: |
PCI Configuration Parameters
Name | Description | ||
---|---|---|---|
Memory Mapped I/O Above 4GB set MemoryMappedIOAbove4GB |
Whether to enable or disable MMIO above 4GB or not. This can be one of the following:
|
||
SR-IOV Support drop-down list set SrIov |
Whether SR-IOV (Single Root I/O Virtualization) is enabled or disabled on the server. This can be one of the following: |
Serial Configuration Parameters
Name | Description | ||
---|---|---|---|
Out-of-Band Mgmt Port set comSpcrEnable |
Allows you to configure the COM port 0 that can be used for Windows Emergency Management services. ACPI SPCR table is reported based on this setup option. This can be one of the following: |
||
Console Redirection set ConsoleRedir |
Allows a serial port to be used for console redirection during POST and BIOS booting. After the BIOS has booted and the operating system is responsible for the server, console redirection is irrelevant and has no effect. This can be one of the following: |
||
Terminal Type set TerminalType |
What type of character formatting is used for console redirection. This can be one of the following:
|
||
Bits per second set BaudRate |
What BAUD rate is used for the serial port transmission speed. If you disable Console Redirection, this option is not available. This can be one of the following:
|
||
Flow Control set FlowCtrl |
Whether a handshake protocol is used for flow control. Request to Send / Clear to Send (RTS/CTS) helps to reduce frame collisions that can be introduced by a hidden terminal problem. This can be one of the following:
|
||
Putty KeyPad set PuttyFunctionKeyPad |
Allows you to change the action of the PuTTY function keys and the top row of the numeric keypad. This can be one of the following:
|
||
Redirection After BIOS POST set RedirectionAfterPOST |
Whether BIOS console redirection should be active after BIOS POST is complete and control given to the OS bootloader. This can be one of the following: |
LOM and PCIe Slots Configuration Parameters
Name | Description |
---|---|
CDN Support for VIC set CdnEnable |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following: |
PCI ROM CLP set PciRomClp |
PCI ROM Command Line Protocol (CLP) controls the execution of different Option ROMs such as PxE and iSCSI that are present in the card. By default, it is disabled. |
PCH SATA Mode set SataModeSelect |
This options allows you to select the PCH SATA mode. This can be one of the following: |
All Onboard LOM Ports set AllLomPortControl |
Whether all LOM ports are enabled or disabled. This can be one of the following: |
LOM Port n OptionROM set LomOpromControlPortn |
Whether Option ROM is available on the LOM port designated by n. This can be one of the following: |
All PCIe Slots OptionROM set PcieOptionROMs |
Whether the server can use Option ROM present in the PCIe Cards. This can be one of the following: |
PCIe Slot:n OptionROM set PcieSlotnOptionROM |
Whether the server can use the Option ROMs present in the PCIe Cards. This can be one of the following: |
PCIe Slot:MLOM OptionROM set PcieSlotMLOMOptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the MLOM slot. This can be one of the following: |
PCIe Slot:HBA OptionROM set PcieSlotHBAOptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the HBA slot. This can be one of the following: |
PCIe Slot:N1 OptionROM set PcieSlotN1OptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the SSD:NVMe1 slot. This can be one of the following: |
PCIe Slot:N2 OptionROM set PcieSlotN2OptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the SSD:NVMe2 slot. This can be one of the following: |
PCIe Slot:N2 OptionROM set PcieSlotN2OptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the SSD:NVMe2 slot. This can be one of the following: |
PCIe Slot:HBA Link Speed PCIe SlotHBALinkSpeed |
This option allows you to restrict the maximum speed of an adapter card installed in PCIe HBA slot. This can be one of the following: |
BIOS Configuration Dialog Box Button Bar
The buttons in this dialog box affect all BIOS parameters on all available tabs, not just the parameters on the tab that you are viewing.
Name | Description |
---|---|
Save Changes button |
Saves the settings for the BIOS parameters on all three tabs and closes the dialog box. If the Reboot Host Immediately check box is checked, the server is rebooted immediately and the new BIOS settings go into effect. Otherwise the changes are saved until the server is manually rebooted. |
Reset Values button |
Restores the values for the BIOS parameters on all three tabs to the settings that were in effect when this dialog box was first opened. |
Restore Defaults button |
Sets the BIOS parameters on all three tabs to their default settings. |
Cancel button |
Closes the dialog box without making any changes. |
Server Management Tab for C460 M4 Servers
Reboot Server Option
If you want your changes applied automatically after you click Save Changes, check the Reboot Host Immediately check box. Cisco IMC immediately reboots the server and applies your changes.
If you want to apply your changes at a later time, clear the Reboot Host Immediately check box. Cisco IMC stores the changes and applies them the next time the server reboots.
Note | If there are existing BIOS parameter changes pending, Cisco IMC automatically overwrites the stored values with the current settings when you click Save Changes. |
Server Management BIOS Parameters
Name | Description | ||
---|---|---|---|
FRB-2 Timer set FRB-2 |
Whether the FRB2 timer is used by Cisco IMC to recover the system if it hangs during POST. This can be one of the following: |
||
OS Watchdog Timer set OSBootWatchdogTimer |
Whether the BIOS programs the watchdog timer with a specified timeout value. This can be one of the following:
|
||
OS Watchdog Timer Timeout set OSBootWatchdogTimerTimeOut |
If OS does not boot within the specified time, OS watchdog timer expires and system takes action according to timer policy. This can be one of the following:
|
||
OS Watchdog Timer Policy set OSBootWatchdogTimerPolicy |
What action the system takes if the watchdog timer expires. This can be one of the following:
|
BIOS Configuration Dialog Box Button Bar
The buttons in this dialog box affect all BIOS parameters on all available tabs, not just the parameters on the tab that you are viewing.
Name | Description |
---|---|
Save Changes button |
Saves the settings for the BIOS parameters on all three tabs and closes the dialog box. If the Reboot Host Immediately check box is checked, the server is rebooted immediately and the new BIOS settings go into effect. Otherwise the changes are saved until the server is manually rebooted. |
Reset Values button |
Restores the values for the BIOS parameters on all three tabs to the settings that were in effect when this dialog box was first opened. |
Restore Defaults button |
Sets the BIOS parameters on all three tabs to their default settings. |
Cancel button |
Closes the dialog box without making any changes. |
C220 M4 and C240 M4 Servers
Main Tab for C220M4 and C240M4 Servers
Main BIOS Parameters
Name | Description | ||
---|---|---|---|
Reboot Host Immediately checkbox |
Upon checking, reboots the host server immediately. You must check the checkbox after saving changes. |
||
TPM Support set TPMAdminCtrl |
TPM (Trusted Platform Module) is a microchip designed to provide basic security-related functions primarily involving encryption keys. This option allows you to control the TPM Security Device support for the system. It can be one of the following:
|
||
Power ON Password Support drop-down |
|
Actions Area
Name | Description |
---|---|
Save button |
Saves the settings for the BIOS parameters and closes the dialog box. If the Reboot Host Immediately check box is checked, the server is rebooted immediately and the new BIOS settings go into effect. Otherwise the changes are saved until the server is manually rebooted. |
Reset button |
Resets the values for the BIOS parameters on all three tabs to the settings that were in effect when this dialog box was first opened. |
Restore Defaults button |
Sets the BIOS parameters on all three tabs to their default settings. |
Advanced Tab for C220M4 and C240M4 Servers
Reboot Server Option
If you want your changes applied automatically after you click Save Changes, check the Reboot Host Immediately check box. Cisco IMC immediately reboots the server and applies your changes.
If you want to apply your changes at a later time, clear the Reboot Host Immediately check box. Cisco IMC stores the changes and applies them the next time the server reboots.
Note | If there are existing BIOS parameter changes pending, Cisco IMC automatically overwrites the stored values with the current settings when you click Save Changes. |
Processor Configuration Parameters
Name | Description | ||
---|---|---|---|
Intel Hyper-Threading Technology set IntelHyperThread |
Whether the processor uses Intel Hyper-Threading Technology, which allows multithreaded software applications to execute threads in parallel within each processor. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Number of Enabled Cores set CoreMultiProcessing |
Allows you to disable one or more of the physical cores on the server. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Execute Disable set ExecuteDisable |
Classifies memory areas on the server to specify where application code can execute. As a result of this classification, the processor disables code execution if a malicious worm attempts to insert code in the buffer. This setting helps to prevent damage, worm propagation, and certain classes of malicious buffer overflow attacks. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Intel VT set IntelVT |
Whether the processor uses Intel Virtualization Technology (VT), which allows a platform to run multiple operating systems and applications in independent partitions. This can be one of the following:
|
||
Intel VT-d set IntelVTD |
Whether the processor uses Intel Virtualization Technology for Directed I/O (VT-d). This can be one of the following: |
||
Intel VT-d Interrupt Remapping set InterruptRemap |
Whether the processor supports Intel VT-d Interrupt Remapping. This can be one of the following: |
||
Intel VT-d PassThrough DMA set PassThroughDMA |
Whether the processor supports Intel VT-d Pass-through DMA. This can be one of the following: |
||
Intel VT-d Coherency Support set CoherencySupport |
Whether the processor supports Intel VT-d Coherency. This can be one of the following: |
||
Intel VT-d ATS Support set ATS |
Whether the processor supports Intel VT-d Address Translation Services (ATS). This can be one of the following: |
||
CPU Performance set CPUPerformance |
Sets the CPU performance profile for the server. The performance profile consists of the following options: This can be one of the following:
|
||
Hardware Prefetcher set HardwarePrefetch |
Whether the processor allows the Intel hardware prefetcher to fetch streams of data and instruction from memory into the unified second-level cache when necessary. This can be one of the following: |
||
Adjacent Cache Line Prefetcher set AdjacentCacheLinePrefetch |
Whether the processor fetches cache lines in even/odd pairs instead of fetching just the required line. This can be one of the following: |
||
DCU Streamer Prefetch set DcuStreamerPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
DCU IP Prefetcher set DcuIpPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
Direct Cache Access Support set DirectCacheAccess |
Allows processors to increase I/O performance by placing data from I/O devices directly into the processor cache. This setting helps to reduce cache misses. This can be one of the following: |
||
Power Technology set CPUPowerManagement |
Enables you to configure the CPU power management settings for the following options: Power Technology can be one of the following:
|
||
Enhanced Intel Speedstep Technology set EnhancedIntelSpeedStep |
Whether the processor uses Enhanced Intel SpeedStep Technology, which allows the system to dynamically adjust processor voltage and core frequency. This technology can result in decreased average power consumption and decreased average heat production. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature.
|
||
Intel Turbo Boost Technology set IntelTurboBoostTech |
Whether the processor uses Intel Turbo Boost Technology, which allows the processor to automatically increase its frequency if it is running below power, temperature, or voltage specifications. This can be one of the following:
|
||
Processor C3 Report set ProcessorC3Report |
Whether the BIOS sends the C3 report to the operating system. When the OS receives the report, it can transition the processor into the lower C3 power state to decrease energy usage while maintaining optimal processor performance. This can be one of the following:
|
||
Processor C6 Report set ProcessorC6Report |
Whether the BIOS sends the C6 report to the operating system. When the OS receives the report, it can transition the processor into the lower C6 power state to decrease energy usage while maintaining optimal processor performance. This can be one of the following:
|
||
Processor Power State C1 Enhanced set ProcessorC1EReport |
Whether the CPU transitions to its minimum frequency when entering the C1 state. This can be one of the following: |
||
P-STATE Coordination set PsdCoordType |
Allows you to define how BIOS communicates the P-state support model to the operating system. There are 3 models as defined by the Advanced Configuration and Power Interface (ACPI) specification.
|
||
Boot Performance Mode drop-down list set BootPerformanceMode |
Allows the user to select the BIOS performance state that is set before the operating system handoff. This can be one of the following: | ||
Energy Performance Tuning set PwrPerfTuning |
Allows you to choose BIOS or Operating System for energy performance bias tuning. This can be one of the following: |
||
Energy Performance set CpuEngPerfBias |
Allows you to determine whether system performance or energy efficiency is more important on this server. This can be one of the following: |
||
Package C State Limit set PackageCStateLimit |
The amount of power available to the server components when they are idle. This can be one of the following:
|
||
Extended APIC set LocalX2Apic |
Allows you to enable or disable extended APIC support. This can be one of the following: |
||
Workload Configuration set WorkLdConfig |
Allows you to set a parameter to optimize workload characterization. This can be one of the following:
|
||
CPU HWPM drop-down list set HWPMEnable |
Enables the Hardware Power Management (HWPM) interface for better CPU performance and energy efficiency. This can be one of the following: |
||
CPU Autonomous Cstate drop-down list set AutonumousCstateEnable |
Enables CPU Autonomous C-State, which converts the HALT instructions to the MWAIT instructions. This can be one of the following: |
||
Processor CMCI drop-down list set CmciEnable |
Allows the CPU to trigger interrupts on corrected machine check events. The corrected machine check interrupt (CMCI) allows faster reaction than the traditional polling timer. This can be one of the following: |
Memory Configuration Parameters
Name | Description |
---|---|
Select Memory RAS set SelectMemoryRAS |
How the memory reliability, availability, and serviceability (RAS) is configured for the server. This can be one of the following:
|
NUMA set NUMAOptimize |
Whether the BIOS supports Non-Uniform Memory Access (NUMA). This can be one of the following: |
Channel Interleaving set ChannelInterLeave |
Whether the CPU divides memory blocks and spreads contiguous portions of data across interleaved channels to enable simultaneous read operations. This can be one of the following: |
Rank Interleaving set RankInterLeave |
Whether the CPU interleaves physical ranks of memory so that one rank can be accessed while another is being refreshed. This can be one of the following: |
Patrol Scrub set PatrolScrub |
Whether the system actively searches for, and corrects, single bit memory errors even in unused portions of the memory on the server. This can be one of the following:
|
Demand Scrub set DemandScrub |
Whether the system corrects single bit memory errors encountered when the CPU or I/O makes a demand read. This can be one of the following: |
Altitude set Altitude |
The approximate number of meters above sea level at which the physical server is installed. This can be one of the following: |
QPI Configuration Parameters
Name | Description |
---|---|
QPI Link Frequency Select set QPILinkFrequency |
The Intel QuickPath Interconnect (QPI) link frequency, in gigatransfers per second (GT/s). This can be one of the following: |
QPI Snoop Mode set QpiSnoopMode |
The Intel QuickPath Interconnect (QPI) snoop mode. This can be one of the following:
|
USB Configuration Parameters
Name | Description |
---|---|
Legacy USB Support set LegacyUSBSupport |
Whether the system supports legacy USB devices. This can be one of the following: |
Port 60/64 Emulation set UsbEmul6064 |
Whether the system supports 60h/64h emulation for complete USB keyboard legacy support. This can be one of the following: |
xHCI Mode set PchUsb30Mode |
Whether the xHCI controller legacy support is enabled or disabled. This can be one of the following: |
xHCI Legacy Support drop-down list set UsbXhciSupport |
Whether the system supports legacy xHCI controller. This can be one of the following: |
All USB Devices set AllUsbDevices |
Whether all physical and virtual USB devices are enabled or disabled. This can be one of the following: |
USB Port: Rear set UsbPortRear |
Whether the rear panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Front set UsbPortFront |
|
USB Port: Internal set UsbPortInt |
Whether the internal USB devices are enabled or disabled. This can be one of the following: |
USB Port: KVM set UsbPortKVM |
Whether the KVM ports are enabled or disabled. This can be one of the following: |
USB Port: vMedia set UsbPortVMedia |
Whether the virtual media devices are enabled or disabled. This can be one of the following: |
PCI Configuration Parameters
Name | Description | ||
---|---|---|---|
Memory Mapped I/O Above 4GB set MemoryMappedIOAbove4GB |
Whether to enable or disable MMIO above 4GB or not. This can be one of the following:
|
||
Sriov set SrIov |
Whether SR-IOV (Single Root I/O Virtualization) is enabled or disabled on the server. This can be one of the following: |
||
ASPM Support drop-down list set ASPMSupport |
Allows you to set the level of ASPM (Active Power State Management) support in the BIOS. This can be one of the following: |
||
NVMe SSD Hot-Plug Support drop-down list set PCIeSSDHotPlugSupport |
Allows you to replace an NVMe SSD without powering down the server. This can be one of the following: |
||
VGA Priority drop-down list set VgaPriority |
Allows you to set the priority for VGA graphics devices if multiple VGA devices are found in the system. This can be one of the following:
|
Serial Configuration Parameters
Name | Description | ||
---|---|---|---|
Out-of-Band Mgmt Port set comSpcrEnable |
Allows you to configure the COM port 0 that can be used for Windows Emergency Management services. ACPI SPCR table is reported based on this setup option. This can be one of the following: |
||
Console Redirection set ConsoleRedir |
Allows a serial port to be used for console redirection during POST and BIOS booting. After the BIOS has booted and the operating system is responsible for the server, console redirection is irrelevant and has no effect. This can be one of the following: |
||
Terminal Type set TerminalType |
What type of character formatting is used for console redirection. This can be one of the following:
|
||
Bits per second set BaudRate |
What BAUD rate is used for the serial port transmission speed. If you disable Console Redirection, this option is not available. This can be one of the following:
|
||
Flow Control set FlowCtrl |
Whether a handshake protocol is used for flow control. Request to Send / Clear to Send (RTS/CTS) helps to reduce frame collisions that can be introduced by a hidden terminal problem. This can be one of the following:
|
||
Putty KeyPad set PuttyFunctionKeyPad |
Allows you to change the action of the PuTTY function keys and the top row of the numeric keypad. This can be one of the following:
|
||
Redirection After BIOS POST set RedirectionAfterPOST |
Whether BIOS console redirection should be active after BIOS POST is complete and control given to the OS bootloader. This can be one of the following: |
LOM and PCIe Slots Configuration Parameters
Name | Description |
---|---|
CDN Support for VIC set CdnEnable |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following: |
PCI ROM CLP set PciRomClp |
PCI ROM Command Line Protocol (CLP) controls the execution of different Option ROMs such as PxE and iSCSI that are present in the card. By default, it is disabled. |
PCH SATA Mode set SataModeSelect |
This options allows you to select the PCH SATA mode. This can be one of the following: |
All Onboard LOM Ports set AllLomPortControl |
Whether all LOM ports are enabled or disabled. This can be one of the following: |
LOM Port n OptionROM set LomOpromControlPortn |
Whether Option ROM is available on the LOM port designated by n. This can be one of the following: |
All PCIe Slots OptionROM set PcieOptionROMs |
Whether the server can use Option ROM present in the PCIe Cards. This can be one of the following: |
PCIe Slot:n OptionROM set PcieSlotnOptionROM |
Whether the server can use the Option ROMs present in the PCIe Cards. This can be one of the following: |
PCIe Slot:MLOM OptionROM set PcieSlotMLOMOptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the MLOM slot. This can be one of the following: |
PCIe Slot:HBA OptionROM set PcieSlotHBAOptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the HBA slot. This can be one of the following: |
PCIe Slot:N1 OptionROM set PcieSlotN1OptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the SSD:NVMe1 slot. This can be one of the following: |
PCIe Slot:N2 OptionROM set PcieSlotN2OptionROM |
This options allows you to control the Option ROM execution of the PCIe adapter connected to the SSD:NVMe2 slot. This can be one of the following: |
PCIe Slot:HBA Link Speed PCIe SlotHBALinkSpeed |
This option allows you to restrict the maximum speed of an adapter card installed in PCIe HBA slot. This can be one of the following: |
BIOS Configuration Dialog Box Button Bar
The buttons in this dialog box affect all BIOS parameters on all available tabs, not just the parameters on the tab that you are viewing.
Name | Description |
---|---|
Save Changes button |
Saves the settings for the BIOS parameters on all three tabs and closes the dialog box. If the Reboot Host Immediately check box is checked, the server is rebooted immediately and the new BIOS settings go into effect. Otherwise the changes are saved until the server is manually rebooted. |
Reset Values button |
Restores the values for the BIOS parameters on all three tabs to the settings that were in effect when this dialog box was first opened. |
Restore Defaults button |
Sets the BIOS parameters on all three tabs to their default settings. |
Cancel button |
Closes the dialog box without making any changes. |
Server Management Tab for C220M4 and C240M4 Servers
Reboot Server Option
If you want your changes applied automatically after you click Save Changes, check the Reboot Host Immediately check box. Cisco IMC immediately reboots the server and applies your changes.
If you want to apply your changes at a later time, clear the Reboot Host Immediately check box. Cisco IMC stores the changes and applies them the next time the server reboots.
Note | If there are existing BIOS parameter changes pending, Cisco IMC automatically overwrites the stored values with the current settings when you click Save Changes. |
Server Management BIOS Parameters
Name | Description | ||
---|---|---|---|
FRB-2 Timer set FRB-2 |
Whether the FRB2 timer is used by Cisco IMC to recover the system if it hangs during POST. This can be one of the following: |
||
OS Watchdog Timer set OSBootWatchdogTimer |
Whether the BIOS programs the watchdog timer with a specified timeout value. This can be one of the following:
|
||
OS Watchdog Timer Timeout set OSBootWatchdogTimerTimeOut |
If OS does not boot within the specified time, OS watchdog timer expires and system takes action according to timer policy. This can be one of the following:
|
||
OS Watchdog Timer Policy set OSBootWatchdogTimerPolicy |
What action the system takes if the watchdog timer expires. This can be one of the following:
|
BIOS Configuration Dialog Box Button Bar
The buttons in this dialog box affect all BIOS parameters on all available tabs, not just the parameters on the tab that you are viewing.
Name | Description |
---|---|
Save Changes button |
Saves the settings for the BIOS parameters on all three tabs and closes the dialog box. If the Reboot Host Immediately check box is checked, the server is rebooted immediately and the new BIOS settings go into effect. Otherwise the changes are saved until the server is manually rebooted. |
Reset Values button |
Restores the values for the BIOS parameters on all three tabs to the settings that were in effect when this dialog box was first opened. |
Restore Defaults button |
Sets the BIOS parameters on all three tabs to their default settings. |
Cancel button |
Closes the dialog box without making any changes. |
C3160 Servers
Main BIOS Parameters for C3160 Servers
Main BIOS Parameters
Name | Description | ||
---|---|---|---|
Reboot Host Immediately checkbox |
Upon checking, reboots the host server immediately. You must check the checkbox after saving changes. |
||
TPM Support set TPMAdminCtrl |
TPM (Trusted Platform Module) is a microchip designed to provide basic security-related functions primarily involving encryption keys. This option allows you to control the TPM Security Device support for the system. It can be one of the following:
|
Advanced BIOS Parameters for C3160 Servers
Processor Configuration Parameters
Name | Description | ||
---|---|---|---|
Intel Hyper-Threading Technology set IntelHyperThread |
Whether the processor uses Intel Hyper-Threading Technology, which allows multithreaded software applications to execute threads in parallel within each processor. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Number of Enabled Cores set CoreMultiProcessing |
Allows you to disable one or more of the physical cores on the server. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Execute Disable set ExecuteDisable |
Classifies memory areas on the server to specify where application code can execute. As a result of this classification, the processor disables code execution if a malicious worm attempts to insert code in the buffer. This setting helps to prevent damage, worm propagation, and certain classes of malicious buffer overflow attacks. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature. |
||
Intel VT set IntelVT |
Whether the processor uses Intel Virtualization Technology (VT), which allows a platform to run multiple operating systems and applications in independent partitions. This can be one of the following:
|
||
Intel VT-d set IntelVTD |
Whether the processor uses Intel Virtualization Technology for Directed I/O (VT-d). This can be one of the following: |
||
Intel VT-d Coherency Support set CoherencySupport |
Whether the processor supports Intel VT-d Coherency. This can be one of the following: |
||
Intel VT-d ATS Support set ATS |
Whether the processor supports Intel VT-d Address Translation Services (ATS). This can be one of the following: |
||
CPU Performance set CPUPerformance |
Sets the CPU performance profile for the server. The performance profile consists of the following options: This can be one of the following:
|
||
Hardware Prefetcher set HardwarePrefetch |
Whether the processor allows the Intel hardware prefetcher to fetch streams of data and instruction from memory into the unified second-level cache when necessary. This can be one of the following: |
||
Adjacent Cache Line Prefetcher set AdjacentCacheLinePrefetch |
Whether the processor fetches cache lines in even/odd pairs instead of fetching just the required line. This can be one of the following: |
||
DCU Streamer Prefetch set DcuStreamerPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
DCU IP Prefetcher set DcuIpPrefetch |
Whether the processor uses the DCU IP Prefetch mechanism to analyze historical cache access patterns and preload the most relevant lines in the L1 cache. This can be one of the following: |
||
Direct Cache Access Support set DirectCacheAccess |
Allows processors to increase I/O performance by placing data from I/O devices directly into the processor cache. This setting helps to reduce cache misses. This can be one of the following: |
||
Power Technology set CPUPowerManagement |
Enables you to configure the CPU power management settings for the following options: Power Technology can be one of the following:
|
||
Enhanced Intel Speedstep Technology set EnhancedIntelSpeedStep |
Whether the processor uses Enhanced Intel SpeedStep Technology, which allows the system to dynamically adjust processor voltage and core frequency. This technology can result in decreased average power consumption and decreased average heat production. This can be one of the following:
We recommend that you contact your operating system vendor to make sure the operating system supports this feature.
|
||
Intel Turbo Boost Technology set IntelTurboBoostTech |
Whether the processor uses Intel Turbo Boost Technology, which allows the processor to automatically increase its frequency if it is running below power, temperature, or voltage specifications. This can be one of the following:
|
||
Processor Power State C6 set ProcessorC6Report |
Whether the BIOS sends the C6 report to the operating system. When the OS receives the report, it can transition the processor into the lower C6 power state to decrease energy usage while maintaining optimal processor performance. This can be one of the following:
|
||
Processor Power State C1 Enhanced set ProcessorC1EReport |
Whether the CPU transitions to its minimum frequency when entering the C1 state. This can be one of the following: |
||
Frequency Floor Override set CpuFreqFloor |
Whether the CPU is allowed to drop below the maximum non-turbo frequency when idle. This can be one of the following:
|
||
P-STATE Coordination set PsdCoordType |
Allows you to define how BIOS communicates the P-state support model to the operating system. There are 3 models as defined by the Advanced Configuration and Power Interface (ACPI) specification.
|
||
Energy Performance set CpuEngPerfBias |
Allows you to determine whether system performance or energy efficiency is more important on this server. This can be one of the following: |
Memory Configuration Parameters
Name | Description |
---|---|
Select Memory RAS set SelectMemoryRAS |
How the memory reliability, availability, and serviceability (RAS) is configured for the server. This can be one of the following:
|
DRAM Clock Throttling set DRAMClockThrottling |
Allows you to tune the system settings between the memory bandwidth and power consumption. This can be one of the following: |
NUMA set NUMAOptimize |
Whether the BIOS supports Non-Uniform Memory Access (NUMA). This can be one of the following: |
Low Voltage DDR Mode set LvDDRMode |
Whether the system prioritizes low voltage or high frequency memory operations. This can be one of the following: |
DRAM Refresh rate set DramRefreshRate |
Allows you to set the rate at which the DRAM cells are refreshed. This can be one of the following:
|
Channel Interleaving set ChannelInterLeave |
Whether the CPU divides memory blocks and spreads contiguous portions of data across interleaved channels to enable simultaneous read operations. This can be one of the following: |
Rank Interleaving set RankInterLeave |
Whether the CPU interleaves physical ranks of memory so that one rank can be accessed while another is being refreshed. This can be one of the following: |
Patrol Scrub set PatrolScrub |
Whether the system actively searches for, and corrects, single bit memory errors even in unused portions of the memory on the server. This can be one of the following:
|
Demand Scrub set DemandScrub |
Whether the system corrects single bit memory errors encountered when the CPU or I/O makes a demand read. This can be one of the following: |
Altitude set Altitude |
The approximate number of meters above sea level at which the physical server is installed. This can be one of the following: |
QPI Configuration Parameters
Name | Description |
---|---|
QPI Link Frequency Select set QPILinkFrequency |
The Intel QuickPath Interconnect (QPI) link frequency, in gigatransfers per second (GT/s). This can be one of the following: |
SATA Configuration Parameters
Name | Description |
---|---|
SATA Mode set SataMode |
Mode of operation of Serial Advanced Technology Attachment (SATA) Solid State Drives (SSD). |
USB Configuration Parameters
Name | Description |
---|---|
Legacy USB Support set LegacyUSBSupport |
Whether the system supports legacy USB devices. This can be one of the following: |
Port 60/64 Emulation set UsbEmul6064 |
Whether the system supports 60h/64h emulation for complete USB keyboard legacy support. This can be one of the following: |
All USB Devices set AllUsbDevices |
Whether all physical and virtual USB devices are enabled or disabled. This can be one of the following: |
USB Port: Rear set UsbPortRear |
Whether the rear panel USB devices are enabled or disabled. This can be one of the following: |
USB Port: Internal set UsbPortInt |
Whether the internal USB devices are enabled or disabled. This can be one of the following: |
USB Port: KVM set UsbPortKVM |
Whether the KVM ports are enabled or disabled. This can be one of the following: |
USB Port: vMedia set UsbPortVMedia |
Whether the virtual media devices are enabled or disabled. This can be one of the following: |
PCI Configuration Parameters
Name | Description |
---|---|
PCI ROM CLP set PciRomClp |
PCI ROM Command Line Protocol (CLP) controls the execution of different Option ROMs such as PxE and iSCSI that are present in the card. By default, it is disabled. |
ASPM Support set ASPMSupport |
Allows you to set the level of ASPM (Active Power State Management) support in the BIOS. This can be one of the following: |
Serial Configuration Parameters
Name | Description | ||
---|---|---|---|
Out-of-Band Mgmt Port set comSpcrEnable |
Allows you to configure the COM port 0 that can be used for Windows Emergency Management services. ACPI SPCR table is reported based on this setup option. This can be one of the following: |
||
Console Redirection set ConsoleRedir |
Allows a serial port to be used for console redirection during POST and BIOS booting. After the BIOS has booted and the operating system is responsible for the server, console redirection is irrelevant and has no effect. This can be one of the following: |
||
Terminal Type set TerminalType |
What type of character formatting is used for console redirection. This can be one of the following:
|
||
Bits per second set BaudRate |
What BAUD rate is used for the serial port transmission speed. If you disable Console Redirection, this option is not available. This can be one of the following:
|
||
Flow Control set FlowCtrl |
Whether a handshake protocol is used for flow control. Request to Send / Clear to Send (RTS/CTS) helps to reduce frame collisions that can be introduced by a hidden terminal problem. This can be one of the following:
|
||
Putty KeyPad set PuttyFunctionKeyPad |
Allows you to change the action of the PuTTY function keys and the top row of the numeric keypad. This can be one of the following:
|
||
Redirection After BIOS POST set RedirectionAfterPOST |
Whether BIOS console redirection should be active after BIOS POST is complete and control given to the OS bootloader. This can be one of the following: |
LOM and PCIe Slots Configuration Parameters
Name | Description | ||
---|---|---|---|
CDN Support for VIC set CdnEnable |
Whether the Ethernet Network naming convention is according to Consistent Device Naming (CDN) or the traditional way of naming conventions. This can be one of the following:
|
||
All PCIe Slots OptionROM set PcieOptionROMs |
Whether the server can use Option ROM present in the PCIe Cards. This can be one of the following: |
||
PCIe Slot:n OptionROM set PcieSlotnOptionROM |
Whether the server can use the Option ROMs present in the PCIe Cards. This can be one of the following: |
||
PCIe Mezzanine OptionROM set PcieMezzOptionROM |
Whether the PCIe mezzanine slot expansion ROM is available to the server. This can be one of the following: |
||
SIOC1 Link Speed Set PcieSlot1LinkSpeed |
System IO Controller 1 (SIOC1) add-on slot 1 link speed. |
||
SIOC2 Link Speed set PcieSlot2LinkSpeed |
System IO Controller 2 (SIOC2) add-on slot 2 link speed. |
||
Mezz Link Speed set PcieSlotMLinkSpeed |
Mezz link speed. This can be one of the following: |
Server Management Tab for C3160 Servers
Name | Description | ||
---|---|---|---|
FRB-2 Timer set FRB-2 |
Whether the FRB2 timer is used by Cisco IMC to recover the system if it hangs during POST. This can be one of the following: |
||
OS Watchdog Timer set OSBootWatchdogTimer |
Whether the BIOS programs the watchdog timer with a specified timeout value. This can be one of the following:
|
||
OS Watchdog Timer Timeout set OSBootWatchdogTimerTimeOut |
If OS does not boot within the specified time, OS watchdog timer expires and system takes action according to timer policy. This can be one of the following:
|
||
OS Watchdog Timer Policy set OSBootWatchdogTimerPolicy |
What action the system takes if the watchdog timer expires. This can be one of the following:
|