Stop Service From remote Computer ?

Question

hello all,,,

some body, please tell me.
What the best method for start and stop service from remote machine ?

I tried to stop and start service on remote machine with Windows 7 Os.
Is too hard,

I use ServiceController in my .Net apllication, and the servicecontroller not work.

when I try in command prompt, use SC and PSservice, the machine give me error code 5.
Access Denied.

D:\PsTools>PsService.exe \\T02 -u T02 -p badpassword stop spooler

PsService v2.24 - Service information and configuration utility
Copyright (C) 2001-2010 Mark Russinovich
Sysinternals - www.sysinternals.com

Error querying services on \\T02:
Access is denied.
Error opening spooler on \\T02:
Access is denied.

I have admin right to run comand prompt,
and T02 is Admin right in remote machine.

what needed to solve this ??