X11 tunnel over ssh and then rsh
roberto.nunnari at supsi.ch
Thu Aug 21 06:55:00 UTC 2008
Anybody on this, please?
Roberto Nunnari wrote:
> Hello list.
> I have this scenario
> 1) host A with X server
> 2) host B with ssh server but without X server
> 3) host C with rsh server and X client programs but without X server
> (on host C there's also an ssh server, but in our case, users
> have to use rsh)
> now, I need to connect from host A to host B with:
> A$ ssh -Y B (-Y or -X, to create a X tunnel)
> and then from host B to host C with:
> B$ rsh C
> and on host C I need to run an X client like:
> C$ xterm
> Now, I would like the users not to have to set the
> DISPLAY env var on host C, as they tend to forget
> and also some user's X server don't accept plain
> X connections..
> Is there a way that I could configure host B to somehow
> expose to host C the X tunnel to host A? From host
> B I have access to the users' homes on host C and I could
> place there some script to set the DISPLAY env var on user
> B$ echo $DISPLAY
> on host B gives back something like localhost:16.0,
> but if on host C I enter:
> C$ export DISPLAY=B:16.0
> C$ xterm
> it doesn't work.. probably host C doesn't expose a
> network socket but maybe a unix socket for the X tunnel..
> Any help/hint greatly appreciated.
> Best regards.
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