Monitors that the server is able to successfully use DCLocator to find a suitable domain controller in the domain.
If DCLocator fails, the server will not be able to communicate with the domain.
DCLocator is unable to find a suitable domain controller.
From an elevated command prompt, run "nltest /dsgetdc:" to ensure DCLocator is functioning correctly.
Check the Application and System event logs to ensure that there are no systemic problems with the server.