What is "Link-Layer Topology Discovery Mapper" in my Windows Server 2008 service list? And how is "Link-Layer Topology Discovery Mapper" service related to lltdsvc.dll?

"Link-Layer Topology Discovery Mapper" is a Windows Server 2008 service that "Creates a Network Map, consisting of PC and device topology (connectivity) information, and metadata describing each PC and device. If this service is disabled, the Network Map will not function properly." "Link-Layer Topology Discovery Mapper" service is provided by lltdsvc.dll DLL file.

Detailed information on "Link-Layer Topology Discovery Mapper" service:

Service name: lltdsvc
Display name: Link-Layer Topology Discovery Mapper
Execution command: C:\Windows\System32\svchost.exe -k LocalService
Start type: Manual
Service status: Stopped
Dependencies:
   Link-Layer Topology Discovery Mapper I/O Dirver
   Remote Procedure Call (RPC)

"Link-Layer Topology Discovery Mapper" service is provided by the svchost.exe program, see "svchost.exe Executable Program on Windows Server 2008" for details.

Disabling "Link-Layer Topology Discovery Mapper" service may cause issues when running Windows Server 2008 system.

⇒List of Services on Windows Server 2008

⇒⇒Windows Server 2008 Tutorials