So these tools will be available on the Active Directory Domain Controller - if you don’t know the name of this server, in a command prompt type echo %LOGONSERVER%
It’s more than possible to install the Active Directory Users and Computers (ADUC) tool on any server or desktop PC, but access would be dependant upon permissions.
On the terminal server, you could try checking the Resultant Set of Policy plugin.
Start
Run
mmc.exe
File, Add/Remove Snap In
Resultant Set of Policy
Actions, Generate
Logging Mode
This computer
Select the handheld device user name
Next
Finish
Now check the location that I posted on my screenshot.