brouwers roland lx wrote: > > Dear Ben, > Thank you for your answer. > I am not using windows. I am starting putty on the Linux-Centos-desktop > of a Ltsp installation. I connect to my database, running on application > that wants to display pictures, belonging to some data. When I do a > system I get out of my application to the Linux shell, running display > and going back to may application, after the display. > > AS x-window is not my thing, I do not understand how to switch to a > window where Linux can execute the display-command. Because if you open > a standard-terminal-window on the desktop, this command works. > > Roland > > > You need to enable X11 forwarding in PuTTY. As long as the SSH server on the other end allows X11 forwarding, then DISPLAY will be set properly, and you will get a windows on your local desktop. Mikkel -- Do not meddle in the affairs of dragons, for thou art crunchy and taste good with Ketchup!