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
Permalink
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
Permalink
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
Visibility / conditions
- {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
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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
Visibility / conditions
- {"condition_id": 864, "type": "GrayOutIf", "offset": 395193, "expr": ["EqIdVal QuestionId: 0xC0F, Value: 0x0", "EqIdVal QuestionId: 0xC2E, Value: 0x0", "And"]}
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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
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"]}
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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
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"]}
Permalink
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
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"]}
Permalink
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
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"]}
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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
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"]}
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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
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"]}
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