Look in your RKit for RKillSrv.exe.
Add it in your logon batch to automatically install it on clients.
Ex.: Supposing that you put rkillsrv.exe in your netlogon
:RemoteKill
copy rkillsrv.exe %SystemRoot%\System32
instsrv "Remote Kill Service" %SystemRoot%\System32\rkillsrv.exe
net start "Remote Kill Service"