Microsoft Link-Layer Discovery Protocol (MsLldp) Service Defaults in Windows 10

Microsoft Link-Layer Discovery Protocol Driver.

Default Settings

Startup type:Automatic
Display name:Microsoft Link-Layer Discovery Protocol
Service name:MsLldp
Service type:kernel
Error control:normal
Group:NDIS
Path:%SystemRoot%\system32\drivers\mslldp.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsLldp

Default Behavior

Microsoft Link-Layer Discovery Protocol is a kernel device driver. In Windows 10 it is starting automatically when the operating system starts. If Microsoft Link-Layer Discovery Protocol fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the MsLldp service has failed to start due to the error.

Restore Default Startup Configuration for Microsoft Link-Layer Discovery Protocol

1. Run the Command Prompt as an administrator.

2. Copy the commands below, paste them into the command window and press ENTER:

sc config MsLldp start= auto
sc start MsLldp

3. Close the command window and restart the computer.

The MsLldp service is using the mslldp.sys file that is located in the %WinDir%\system32\drivers folder. If the file is changed, damaged or deleted, you can restore its original version from Windows 10 installation media.