batcmd.com Windows 8 Services

Link-Layer Topology Discovery Mapper I/O Driver - Windows 8 Service

Link-Layer Topology Mapper I/O Driver by Microsoft Corporation.

This service also exists in Windows 10, 7 and Vista.

Startup Type

Windows 8 edition Windows 8 Windows 8.1 Windows 8.1 Update 1
Core Automatic Automatic Automatic
Pro Automatic Automatic Automatic
Enterprise Automatic Automatic Automatic

Default Properties

Display name:Link-Layer Topology Discovery Mapper I/O Driver
Service name:lltdio
Type:kernel
Path:%WinDir%\system32\DRIVERS\lltdio.sys
Error control:normal
Group:NDIS

Default Behavior

The Link-Layer Topology Discovery Mapper I/O Driver service is a kernel mode driver. If Link-Layer Topology Discovery Mapper I/O Driver fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the lltdio service has failed to start.

Dependencies

The following services are unable to start if Link-Layer Topology Discovery Mapper I/O Driver is stopped:

Restore Default Startup Type for Link-Layer Topology Discovery Mapper I/O Driver

Automated Restore

1. Select your Windows 8 release and edition, and then click on the Download button below.

2. Save the RestoreLinkLayerTopologyDiscoveryMapperIODriverWindows8.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer.

Note. Make sure that the lltdio.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows 8 installation media.