Wojciech Komornicki wrote: > I log into light.unix with the command > ssh -X light.unix This is where you should try -Y instead of -X. > This opens up a terminal as if I had telneted into > light.unix. I then try to run an application, say emacs, Emacs is one of the programs that is known to have issues with the "untrusted X" setup. https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=138617 > with the command > emacs -display 1.2.3.4:0 When you do this, you are bypassing the SSH X tunnel that has been set up. Either drop the "-display" argument, or make it point to the tunnel that SSH set up. By default I believe the tunneled display is localhost:10, but normally SSH does the right thing and sets the DISPLAY variable correctly. -- William Hooper