i9 BIOS
Leo-Patch 1.6 · Q1HY MoDT · Observations 14 October 2026

Onboard Devices

Network Stack Configuration

Network Stack Configuration firmware setup page decoded from AMI HII/IFR resources.

Form ID
0x287a
Records
10
Path
Setup / Advanced / Network Stack Configuration / Setup / Advanced / Advanced / Network Stack Configuration

Record 1750

Onboard Lan Controller(8125B)

Firmware Value

Enable/Disable Onboard Lan Controller

Opcode
OneOf
Question ID
0x63f
VarStore
PchSetup
VarStore GUID
4570B7F1-ADE8-4943-8DC3-406472842384
Offset
0x107
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 1751

Onboard Lan Controller(8111H)

Firmware Value

Enable/Disable Onboard Lan Controller

Opcode
OneOf
Question ID
0x640
VarStore
PchSetup
VarStore GUID
4570B7F1-ADE8-4943-8DC3-406472842384
Offset
0x108
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1EnabledStandard defaultManufacturing default

Record 1752

Legacy PXE Support

Firmware Value

Legacy Pxe Support Control

Opcode
OneOf
Question ID
0x2877
VarStore
Setup
VarStore GUID
EC87D643-EBA4-4BB5-A1E5-3F3E36B20DA9
Offset
0xd0b
Width
1 byte(s)
Range
0 to 2 step 0
ValueLabelMarkers
0Disabled
2Enabled

Default store records

Store IDStore labelValueOption label
0Standard0Disabled
1Manufacturing0Disabled

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}

Record 1753

UEFI PXE Support

Firmware Value

Enable/Disable UEFI Network Stack

Opcode
OneOf
Question ID
0x2878
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x0
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1Enabled

Default store records

Store IDStore labelValueOption label
0Standard0Disabled
1Manufacturing0Disabled

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}

Record 1754

IPv4 PXE Support

Firmware Value

Enable/Disable IPv4 PXE boot support.

Firmware help text

Enable/Disable IPv4 PXE boot support. If disabled, IPv4 PXE boot support will not be available.

Opcode
OneOf
Question ID
0x641
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x1
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1Enabled

Default store records

Store IDStore labelValueOption label
0Standard1Enabled
1Manufacturing1Enabled

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
  • {"condition_id": 865, "type": "SuppressIf", "offset": 395301, "expr": ["EqIdVal QuestionId: 0x2878, Value: 0x0"]}

Record 1755

IPv4 HTTP Support

Firmware Value

Enable/Disable IPv4 HTTP boot support.

Firmware help text

Enable/Disable IPv4 HTTP boot support. If disabled, IPv4 HTTP boot support will not be available.

Opcode
OneOf
Question ID
0x642
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x6
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1Enabled

Default store records

Store IDStore labelValueOption label
0Standard0Disabled
1Manufacturing0Disabled

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
  • {"condition_id": 865, "type": "SuppressIf", "offset": 395301, "expr": ["EqIdVal QuestionId: 0x2878, Value: 0x0"]}

Record 1756

IPv6 PXE Support

Firmware Value

Enable/Disable IPv6 PXE boot support.

Firmware help text

Enable/Disable IPv6 PXE boot support. If disabled, IPv6 PXE boot support will not be available.

Opcode
OneOf
Question ID
0x643
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x2
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1Enabled

Default store records

Store IDStore labelValueOption label
0Standard0Disabled
1Manufacturing0Disabled

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
  • {"condition_id": 866, "type": "SuppressIf", "offset": 395401, "expr": ["EqIdVal QuestionId: 0x2878, Value: 0x0"]}

Record 1757

IPv6 HTTP Support

Firmware Value

Enable/Disable IPv6 HTTP boot support.

Firmware help text

Enable/Disable IPv6 HTTP boot support. If disabled, IPv6 HTTP boot support will not be available.

Opcode
OneOf
Question ID
0x644
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x7
Width
1 byte(s)
Range
0 to 1 step 0
ValueLabelMarkers
0Disabled
1Enabled

Default store records

Store IDStore labelValueOption label
0Standard0Disabled
1Manufacturing0Disabled

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
  • {"condition_id": 866, "type": "SuppressIf", "offset": 395401, "expr": ["EqIdVal QuestionId: 0x2878, Value: 0x0"]}

Record 1758

PXE boot wait time

Firmware Value

Wait time in seconds to press ESC key to abort the PXE boot.

Firmware help text

Wait time in seconds to press ESC key to abort the PXE boot. Use either +/- or numeric keys to set the value.

Opcode
Numeric
Question ID
0x645
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x4
Width
1 byte(s)
Range
0 to 5 step 1

Default store records

Store IDStore labelValueOption label
0Standard0
1Manufacturing0

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
  • {"condition_id": 867, "type": "SuppressIf", "offset": 395501, "expr": ["EqIdVal QuestionId: 0x2878, Value: 0x0"]}

Record 1759

Media detect count

Firmware Value

Number of times the presence of media will be checked.

Firmware help text

Number of times the presence of media will be checked. Use either +/- or numeric keys to set the value.

Opcode
Numeric
Question ID
0x646
VarStore
NetworkStackVar
VarStore GUID
D1405D16-7AFC-4695-BB12-41459D3695A2
Offset
0x5
Width
1 byte(s)
Range
1 to 50 step 1

Default store records

Store IDStore labelValueOption label
0Standard1
1Manufacturing1

Visibility / conditions

  • {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
  • {"condition_id": 868, "type": "SuppressIf", "offset": 395542, "expr": ["EqIdVal QuestionId: 0x2878, Value: 0x0"]}