bad: no GUI
 

i hav installed rhel 6, 5 times but im not able to see any GUI
at start up it boots into command mode.....
when i changed the run level from 3 to 5 it got hung at the loading screen.....
plz help me
im using dual boot with windows 7
im having 1gb ram .....

If you are using RHEL you should have a support contract; contact Red Hat.

If you don't have a contract you shouldn't be running a bootleg of the OS; in any case RHEL is a poor choice for a desktop, as it's intended for server hardware. Try Fedora instead.