Microsoft-Windows-Hyper-V-Hierarchical-NIC-Switch

Event	Title	Channel	Sample	Rule
10	Begin starting the driver	Operational	N	N
11	Finished starting the driver	Operational	N	N
12	Starting the driver failed with status code	Operational	N	N
12	Starting the driver failed with status code StatusCode.	System	N	N
13	Begin unloading the driver	Operational	N	N
14	Finished unloading the driver	Operational	N	N
20	Begin attaching to adapter AdapterLuid id AdapterGuid ifAlias ifAlias MAC …	Operational	N	N
21	Finished attaching to adapter AdapterLuid.	Operational	N	N
22	Declining to attach to adapter AdapterLuid as it is not necessary.	Operational	N	N
23	Attaching to adapter AdapterLuid failed with status code	Operational	N	N
23	Attaching to adapter AdapterLuid failed with status code StatusCode.	System	N	N
24	Begin detaching from adapter AdapterLuid.	Operational	N	N
25	Finished detaching from adapter AdapterLuid.	Operational	N	N
26	Begin pre-detaching from adapter AdapterLuid.	Operational	N	N
27	Finished pre-detaching from adapter AdapterLuid.	Operational	N	N
28	VF initialize AdapterLuid failed with status code StatusCode.	Operational	N	N
30	The state machine on adapter AdapterLuid enqueued event 'Event' of type …	Operational	N	N
31	The state machine on adapter AdapterLuid transitioned from state 'SourceState' …	Operational	N	N
32	Time elapsed: VF ID = DeviceID and Elapsed Time in ns = SerialNumber.	Operational	N	N
33	Event ID 33	Operational	N	N
40	Cannot create another ObjectType on adapter AdapterLuid: the maximum number of …	Operational	N	N
41	Cannot find an object of type ObjectType with ID ObjectID on adapter …	Operational	N	N
42	Rejecting attempt to allocate new objects on adapter AdapterLuid while the …	Operational	N	N
43	Received 'NotificationType' PNP notification for device with device interface …	Operational	N	N
50	The VF availability on adapter AdapterLuid has changed.	Operational	N	N
51	Setting linked device: AdapterLuid: AdapterLuid, DeviceAddress: deviceAddress, …	Operational	N	N
52	Setting MAC address: AdapterLuid: AdapterLuid, PreviousMacAddress: MacAddress1, …	Operational	N	N
53	Policy notification: AdapterLuid: AdapterLuid, UniqueEventValue: …	Operational	N	N
54	Applying device policy: AdapterLuid: AdapterLuid, LinkedDeviceAddress: …	Operational	N	N
55	Reevaluating the advertised VF state: AdapterLuid: AdapterLuid, ProxyState: …	Operational	N	N
56	Received device notification for adapter AdapterLuid: notification kind: …	Operational	N	N
60	A status indication on adapter AdapterLuid was suppressed because the filter …	Operational	N	N
70	Begin handling NDIS OID request NdisOidCode on adapter AdapterLuid.	Operational	N	N
71	Finished handling NDIS OID request NdisOidCode on adapter AdapterLuid.	Operational	N	N
72	Handled NDIS OID request NdisOidCode on adapter AdapterLuid by failing with NDIS …	Operational	N	N
73	Begin issuing NDIS OID request NdisOidCode on adapter AdapterLuid.	Operational	N	N
74	Finished issuing NDIS OID request NdisOidCode on adapter AdapterLuid.	Operational	N	N
75	Issued NDIS OID request NdisOidCode on adapter AdapterLuid failed with NDIS …	Operational	N	N
76	Issued NDIS OID request NdisOidCode is not supported by adapter AdapterLuid.	Operational	N	N
80	Issued NDIS Status Indication NdisStatus over adapter AdapterLuid, payload …	Operational	N	N
90	Begin handling IO Control: IoControlCode.	Operational	N	N
91	Finished handling IO Control: IoControlCode with status StatusCode.	Operational	N	N
92	Failing IO Control: IoControlCode with status StatusCode.	Operational	N	N
100	A DeviceInterfaceKind device was added (internal correlation ID: DeviceID; …	Operational	N	N
101	A DeviceInterfaceKind device was removed (internal correlation ID: DeviceID).	Operational	N	N
105	Multiple devices were found to match the virtualization serial number …	Operational	N	N

Event ID 10: Begin starting the driver

Channel: Operational
Opcode: Start

Event ID 11: Finished starting the driver

Channel: Operational
Opcode: Stop

Fields #

Name	Description
`StatusCode` HexInt32	NTSTATUS reference

Event ID 12: Starting the driver failed with status code

Channel: Operational

Fields #

Name	Description
`StatusCode` HexInt32	NTSTATUS reference

Event ID 12: Starting the driver failed with status code StatusCode.

Channel: System

Message #

Starting the driver failed with status code %1

Fields #

Name	Description
`StatusCode` HexInt32	NTSTATUS reference

Event ID 13: Begin unloading the driver

Channel: Operational
Opcode: Start

Event ID 14: Finished unloading the driver

Channel: Operational
Opcode: Stop

Event ID 20: Begin attaching to adapter AdapterLuid id AdapterGuid ifAlias ifAlias MAC address MacAddress.

Channel: Operational
Opcode: Start

Message #

Begin attaching to adapter %1 id %2 ifAlias %3 MAC address %5

Fields #

Name	Description
`AdapterLuid` UInt64
`AdapterGuid` GUID
`ifAlias` UnicodeString
`MacAddressLength` UInt32
`MacAddress` Binary

Event ID 21: Finished attaching to adapter AdapterLuid.

Channel: Operational
Opcode: Stop

Message #

Finished attaching to adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`StatusCode` HexInt32	NTSTATUS reference

Event ID 22: Declining to attach to adapter AdapterLuid as it is not necessary.

Channel: Operational

Description

Declining to attach to adapter AdapterLuid as it is not necessary. status code StatusCode.

Message #

Declining to attach to adapter %1 as it is not necessary. status code %2

Fields #

Name	Description
`AdapterLuid` UInt64
`StatusCode` HexInt32	NTSTATUS reference

Event ID 23: Attaching to adapter AdapterLuid failed with status code

Channel: Operational

Description

Attaching to adapter failed with status code.

Fields #

Name	Description
`AdapterLuid` UInt64
`StatusCode` HexInt32	NTSTATUS reference

Event ID 23: Attaching to adapter AdapterLuid failed with status code StatusCode.

Channel: System

Message #

Attaching to adapter %1 failed with status code %2

Fields #

Name	Description
`AdapterLuid` UInt64
`StatusCode` HexInt32	NTSTATUS reference

Event ID 24: Begin detaching from adapter AdapterLuid.

Channel: Operational
Opcode: Start

Message #

Begin detaching from adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64

Event ID 25: Finished detaching from adapter AdapterLuid.

Channel: Operational
Opcode: Stop

Message #

Finished detaching from adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64

Event ID 26: Begin pre-detaching from adapter AdapterLuid.

Channel: Operational
Opcode: Start

Message #

Begin pre-detaching from adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64

Event ID 27: Finished pre-detaching from adapter AdapterLuid.

Channel: Operational
Opcode: Stop

Message #

Finished pre-detaching from adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64

Event ID 28: VF initialize AdapterLuid failed with status code StatusCode.

Channel: Operational

Message #

VF initialize %1 failed with status code %2

Fields #

Name	Description
`AdapterLuid` UInt64
`StatusCode` HexInt32	NTSTATUS reference

Event ID 30: The state machine on adapter AdapterLuid enqueued event 'Event' of type 'StateMachineType'.

Channel: Operational

Message #

The state machine on adapter %1 enqueued event '%3' of type '%2'

Fields #

Name	Description
`AdapterLuid` UInt64
`StateMachineType` UInt8
`Event` AnsiString

Event ID 31: The state machine on adapter AdapterLuid transitioned from state 'SourceState' to state 'TargetState' due to event 'Event'.

Channel: Operational

Message #

The state machine on adapter %1 transitioned from state '%4' to state '%5' due to event '%6'

Fields #

Name	Description
`AdapterLuid` UInt64
`StateMachineType` UInt8
`TransitionType` UInt8
`SourceState` AnsiString
`TargetState` AnsiString
`Event` AnsiString

Event ID 32: Time elapsed: VF ID = DeviceID and Elapsed Time in ns = SerialNumber.

Channel: Operational

Message #

Time elapsed: VF ID = %1 and Elapsed Time in ns = %2

Fields #

Name	Description
`DeviceID` UInt64
`SerialNumber` UInt64
`ElapsedTime` UInt64

Event ID 33

Channel: Operational

Fields #

Name	Description
`DeviceID` UInt64
`SerialNumber` UInt64
`ElapsedTime` UInt64

Event ID 40: Cannot create another ObjectType on adapter AdapterLuid: the maximum number of objects of this type already have been created.

Channel: Operational

Message #

Cannot create another %2 on adapter %1: the maximum number of objects of this type already have been created

Fields #

Name	Description
`AdapterLuid` UInt64
`ObjectType` UInt8

Event ID 41: Cannot find an object of type ObjectType with ID ObjectID on adapter AdapterLuid.

Channel: Operational

Message #

Cannot find an object of type %2 with ID %3 on adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`ObjectType` UInt8
`ObjectID` HexInt32

Event ID 42: Rejecting attempt to allocate new objects on adapter AdapterLuid while the filter driver has begun detaching.

Channel: Operational

Message #

Rejecting attempt to allocate new objects on adapter %1 while the filter driver has begun detaching

Fields #

Name	Description
`AdapterLuid` UInt64

Event ID 43: Received 'NotificationType' PNP notification for device with device interface class: DeviceSetupClass.

Channel: Operational

Message #

Received '%1' PNP notification for device with device interface class: %2.

Fields #

Name	Description
`NotificationType` UInt8
`DeviceSetupClass` GUID

Event ID 50: The VF availability on adapter AdapterLuid has changed.

Channel: Operational

Message #

The VF availability on adapter %1 has changed

Fields #

Name	Description
`AdapterLuid` UInt64

Event ID 51: Setting linked device: AdapterLuid: AdapterLuid, DeviceAddress: deviceAddress, LinkedDeviceAddress: linkedDeviceAddress.

Channel: Operational

Message #

Setting linked device: AdapterLuid: %1, DeviceAddress: %2, LinkedDeviceAddress: %3

Fields #

Name	Description
`AdapterLuid` UInt64
`deviceAddress` Pointer
`linkedDeviceAddress` Pointer

Event ID 52: Setting MAC address: AdapterLuid: AdapterLuid, PreviousMacAddress: MacAddress1, NewMacAddress: MacAddress2.

Channel: Operational

Message #

Setting MAC address: AdapterLuid: %1, PreviousMacAddress: %2, NewMacAddress: %3

Fields #

Name	Description
`AdapterLuid` UInt64
`MacAddress1` Binary
`MacAddress2` Binary

Event ID 53: Policy notification: AdapterLuid: AdapterLuid, UniqueEventValue: UniqueEventValue, TargetRole: DeviceRole.

Channel: Operational

Message #

Policy notification: AdapterLuid: %1, UniqueEventValue: %2, TargetRole: %3

Fields #

Name	Description
`AdapterLuid` UInt64
`UniqueEventValue` UInt32
`DeviceRole` UInt32

Event ID 54: Applying device policy: AdapterLuid: AdapterLuid, LinkedDeviceAddress: linkedDeviceAddress, TargetRole: DeviceRole.

Channel: Operational

Message #

Applying device policy: AdapterLuid: %1, LinkedDeviceAddress: %2, TargetRole: %3

Fields #

Name	Description
`AdapterLuid` UInt64
`linkedDeviceAddress` Pointer
`DeviceRole` UInt32

Event ID 55: Reevaluating the advertised VF state: AdapterLuid: AdapterLuid, ProxyState: ProxyState, TargetRole: DeviceRole.

Channel: Operational

Message #

Reevaluating the advertised VF state: AdapterLuid: %1, ProxyState: %2, TargetRole: %3

Fields #

Name	Description
`AdapterLuid` UInt64
`ProxyState` Boolean
`DeviceRole` UInt32

Event ID 56: Received device notification for adapter AdapterLuid: notification kind: NotificationKind, device: deviceAddress, serial number: SerialNumber, authoritative: IsSerialNumberAuthoritative, proxy up: ...

Channel: Operational

Description

Received device notification for adapter AdapterLuid: notification kind: NotificationKind, device: deviceAddress, serial number: SerialNumber, authoritative: IsSerialNumberAuthoritative, proxy up: IsProxyUp, PCI proxy LUID: PciProxyLuid, current LUID: mLuid.

Message #

Received device notification for adapter %1: notification kind: %2, device: %3, serial number: %4, authoritative: %5, proxy up: %6, PCI proxy LUID: %7, current LUID: %8

Fields #

Name	Description
`AdapterLuid` UInt64
`NotificationKind` UInt32
`deviceAddress` Pointer
`SerialNumber` UInt32
`IsSerialNumberAuthoritative` Boolean
`IsProxyUp` Boolean
`PciProxyLuid` UInt64
`mLuid` UInt64

Event ID 60: A status indication on adapter AdapterLuid was suppressed because the filter driver has replaced that feature with its own capabilities.

Channel: Operational

Description

A status indication on adapter AdapterLuid was suppressed because the filter driver has replaced that feature with its own capabilities. NDIS_STATUS indication code: NdisStatus.

Message #

A status indication on adapter %1 was suppressed because the filter driver has replaced that feature with its own capabilities. NDIS_STATUS indication code: %2

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisStatus` HexInt32

Event ID 70: Begin handling NDIS OID request NdisOidCode on adapter AdapterLuid.

Channel: Operational
Opcode: Start

Message #

Begin handling NDIS OID request %2 on adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32

Event ID 71: Finished handling NDIS OID request NdisOidCode on adapter AdapterLuid.

Channel: Operational
Opcode: Stop

Message #

Finished handling NDIS OID request %2 on adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32
`NdisStatus` HexInt32

Event ID 72: Handled NDIS OID request NdisOidCode on adapter AdapterLuid by failing with NDIS status code NdisStatus.

Channel: Operational

Message #

Handled NDIS OID request %2 on adapter %1 by failing with NDIS status code %3

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32
`NdisStatus` HexInt32

Event ID 73: Begin issuing NDIS OID request NdisOidCode on adapter AdapterLuid.

Channel: Operational
Opcode: Stop

Message #

Begin issuing NDIS OID request %2 on adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32

Event ID 74: Finished issuing NDIS OID request NdisOidCode on adapter AdapterLuid.

Channel: Operational
Opcode: Stop

Message #

Finished issuing NDIS OID request %2 on adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32
`NdisStatus` HexInt32

Event ID 75: Issued NDIS OID request NdisOidCode on adapter AdapterLuid failed with NDIS status code NdisStatus.

Channel: Operational

Message #

Issued NDIS OID request %2 on adapter %1 failed with NDIS status code %3

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32
`NdisStatus` HexInt32

Event ID 76: Issued NDIS OID request NdisOidCode is not supported by adapter AdapterLuid.

Channel: Operational

Message #

Issued NDIS OID request %2 is not supported by adapter %1

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisOidCode` UInt32
`NdisStatus` HexInt32

Event ID 80: Issued NDIS Status Indication NdisStatus over adapter AdapterLuid, payload details: PayloadDetail.

Channel: Operational

Message #

Issued NDIS Status Indication %2 over adapter %1, payload details: %3

Fields #

Name	Description
`AdapterLuid` UInt64
`NdisStatus` HexInt32
`PayloadDetail` HexInt32

Event ID 90: Begin handling IO Control: IoControlCode.

Channel: Operational
Opcode: Start

Message #

Begin handling IO Control: %1

Fields #

Name	Description
`IoControlCode` UInt32

Event ID 91: Finished handling IO Control: IoControlCode with status StatusCode.

Channel: Operational
Opcode: Stop

Message #

Finished handling IO Control: %1 with status %2

Fields #

Name	Description
`IoControlCode` UInt32
`StatusCode` HexInt32	NTSTATUS reference

Event ID 92: Failing IO Control: IoControlCode with status StatusCode.

Channel: Operational

Message #

Failing IO Control: %1 with status %2

Fields #

Name	Description
`IoControlCode` UInt32
`StatusCode` HexInt32	NTSTATUS reference

Event ID 100: A DeviceInterfaceKind device was added (internal correlation ID: DeviceID; virtualization serial number: SerialNumber; PNP location path: LocationPath).

Channel: Operational

Message #

A %2 device was added (internal correlation ID: %1; virtualization serial number: %3; PNP location path: %4)

Fields #

Name	Description
`DeviceID` UInt64
`DeviceInterfaceKind` UInt8
`SerialNumber` UInt32
`LocationPath` UnicodeString

Event ID 101: A DeviceInterfaceKind device was removed (internal correlation ID: DeviceID).

Channel: Operational

Message #

A %2 device was removed (internal correlation ID: %1)

Fields #

Name	Description
`DeviceID` UInt64
`DeviceInterfaceKind` UInt8

Event ID 105: Multiple devices were found to match the virtualization serial number VirtualizationSerialNumber: for example PNP location paths 'LocationPath1' and 'LocationPath2'.

Channel: Operational

Message #

Multiple devices were found to match the virtualization serial number %1: for example PNP location paths '%2' and '%3'

Fields #

Name	Description
`VirtualizationSerialNumber` UInt32
`LocationPath1` UnicodeString
`LocationPath2` UnicodeString

Provenance

ETW provider GUID 31732ca5-d67c-59fd-dd5c-60a136ee4953

Defined in l1vhlwf.sys, the binary that emits these events.

Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.3037, captured 2026-06-02 — Manifest XML pack, 2.0 MB