How to use the same server session with the Terminal Server's

1. First try to run the command mstsc /v:fmwbde
(If you are lucky you will be connected to the same session)
2. If you are not able to connect to the same session then run the command mstsc /v:fmwbde /admin
This will connect to the admin server console.
3. Open the terminal service manager and select a particulr session and try to connect to this session.