This to accomplish in two ways
1.Install remote desktop utilities like remote desktop in windows 2003/XP, Terminal Service in a Windows 2000.
After you can access that computer to do what you need.
To restart remote systemís service, Go to computer management ->select computer icon->Connect to another Computer->
Type user name as administrator and password. Here no need of administrator any user name with administrative privilege.
Go to services and Application->services->right click needed service Start/stop/restart.
Hope this may resolve the problem.
24 / 7 Technical Support