Microsoft-Windows-USB-USB4DeviceRouter-EventLogs

2 events across 1 channel

Event ID 1: A monitor attached to your hub or dock was successfully enumerated by the USB4 Connection Manager.

#
Provider
Microsoft-Windows-USB-USB4DeviceRouter-EventLogs
Channel
System
Task
DPtunnelcreation

Description

A monitor attached to your hub or dock was successfully enumerated by the USB4 Connection Manager.

Message #

A monitor attached to your hub or dock was successfully enumerated by the USB4 Connection Manager.

Fields #

NameDescription
fid_DomainId UInt32
fid_DpOutRouterTopologyId UInt8
fid_DpcdCmId UInt8
fid_DpOutAdapterNumber UInt8
fid_DpInRouterDepth UInt8
fid_DpInAdapterNumber UInt8
fid_IsRebuilding Boolean
fid_Attempts UInt32
fid_DpOutLocalCapabilities UInt32
fid_DpInLocalCapabilities UInt32
fid_MaskedRemoteCapabilities UInt32
fid_DpRxPollingDuration UInt64
fid_CommonCapabilities UInt32
fid_BandwidthUsed UInt16
fid_DpBwAllocationModeSupported Boolean
fid_DpBwAllocationModeEnabled Boolean
fid_ALPMEnabled Boolean
fid_LastCL1ExitTime UInt8

Event ID 2: A monitor attached to your hub or dock could not be enumerated by the USB4 Connection Manager.

#
Provider
Microsoft-Windows-USB-USB4DeviceRouter-EventLogs
Channel
System
Task
DPtunnelcreation
Opcode
Error

Description

A monitor attached to your hub or dock could not be enumerated by the USB4 Connection Manager. This may be expected if the dock or system does not have sufficient resources or bandwidth to support the monitor. ReasonCode1:fid_ReasonCode1 ReasonCode2:fid_ReasonCode2 Status:fid_Status

Message #

A monitor attached to your hub or dock could not be enumerated by the USB4 Connection Manager. This may be expected if the dock or system does not have sufficient resources or bandwidth to support the monitor. ReasonCode1:%13 ReasonCode2:%14 Status:%15

Fields #

NameDescription
fid_DomainId UInt32
fid_DpOutRouterTopologyId UInt8
fid_DpcdCmId UInt8
fid_DPOutAdapterNumber UInt8
fid_DpInRouterDepth UInt8
fid_DPInAdapterNumber UInt8
fid_IsRebuilding Boolean
fid_Attempts UInt32
fid_DpOutLocalCapabilities UInt32
fid_DpInLocalCapabilities UInt32
fid_MaskedRemoteCapabilities UInt32
fid_DpRxPollingDuration UInt64
fid_ReasonCode1 UInt64
fid_ReasonCode2 UInt64
fid_Status UInt32

Provenance

Where this provider's schema came from, and which Windows build it was observed on. Windows can change a provider's event schema between builds, so use this to judge whether it matches the build you collect from.

ETW provider GUID d07e8c3f-78fb-4c22-b77c-2203d00bfdf3

Defined in Usb4DeviceRouter.sys, the binary that emits these events.

Observed on:

  • Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1, captured 2026-06-02

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