How to Move Shell mode to GUI mode(X-windows)

I'm used SSH for connecting remote Linux system. System is connecting but displayed "SHELL" mode. How to connect X-Windows.

This is very urgent Please replay Immediately

dkarthikeyan@cgvakindia.com

You need to enable X forwarding in your ssh config files and then login to the remote host using "ssh -X".

I'm new to Linux , How to enable X forwarding in SSH config files?