Qwinsta Rwinsta - How to find Remote Desktop (Terminal Services) Sessions

I recently had to RDP into a Windows 2003 server to make a quick change.  Unfortunately, i was met with the old "exceeded the maximum connections" prompt:







To find out who's logged in, run the following command:
 qwinsta /server:<server name or IP address>

To disconnect the session run the following command:
rwinsta <ID> /server:<server name or IP address>

Using the output of the previous command, insert the <ID> of the user you wish to disconnect