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RE: Xt error:can't open display;ssh not passing $DISPLAY


Well, DUH!

Thanks for the correction, Harold.
---------------------
David Dawson
david.w.dawson@lmco.com
703-367-3885


-----Original Message-----
From: Harold Hunt [mailto:huntharo@msu.edu]
Sent: Friday, July 19, 2002 11:23 AM
To: 'cygwin-xfree'
Subject: RE: Xt error:can't open display;ssh not passing $DISPLAY


David,

Ah, but the DISPLAY environment variable is not used when using XDMCP.  I
specifically did not mention that because I knew that John's problem had to
do with either fonts or screen depth.  I did not want to send him on a wild
goose chase :)

Harold

> -----Original Message-----
> From: cygwin-xfree-owner@cygwin.com
> [mailto:cygwin-xfree-owner@cygwin.com]On Behalf Of Dawson, David W
> Sent: Friday, July 19, 2002 10:46 AM
> To: 'cygwin-xfree'
> Subject: RE: Xt error:can't open display;ssh not passing $DISPLAY
>
>
> BTW, since "127.0.0.1" is the loopback address, setting a DISPLAY value of
> "127.0.0.1:0.0" tells a client to talk to the X-Server **on the
> same machine
> that it is executing on**, which is certainly not your PC.
>
> ---------------------
> David Dawson
> david.w.dawson@lmco.com
> 703-367-3885
>
>
> -----Original Message-----
> From: Harold L Hunt II [mailto:huntharo@msu.edu]
> Sent: Thursday, July 18, 2002 5:01 PM
> To: jppcurran@earthlink.net
> Cc: cygwin-xfree
> Subject: Re: Xt error:can't open display;ssh not passing $DISPLAY
>
>
> John Curran Jr wrote:
> > Several postings have suggested using secure ssh to display remote
> clients,
> > and that ssh should handle details such as passing  the $DISPLAY value.
> > I'm using cygwin version 1.3.11 under Win98(v. 2).  I'm
> starting my server
> > with startxwin.sh, the first line of which is  "export
> > DISPLAY=127.0.0.1:0.0".  That value is there when I echo at the local
> shell
> > in X11.  My ssh_config file is set to allow X11Forwarding.  I'm
> using ssh
> > to reach a remote unix system.  I can log in but I can't display remote
> > clients; e.g., I type "xterm &" and get the message "xterm Xt error:
> cannot
> > open display: ".  And, the variable DISPLAY is empty on the
> remote system.
>
> > Am I missing something obvious?
> >
> > Below are  cygcheck.out, ssh_config, and startxwin.sh.
>
> John,
>
> Didn't you think for a moment that something of infinitly more
> importance than the contents of various config files would be the actual
> command line that you are using for ssh?
>
> Post the command line that you use to ssh to your remote machine.  You
> do know that you have to run ssh from within an xterm in your
> Cygwin/XFree86 X server, right?
>
> Harold
>
>


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