stock ssh config problems

Paul Howarth paul at city-fan.org
Wed Dec 21 16:23:29 UTC 2005


Jack Howarth wrote:
>     Is anyone else having trouble getting ssh to tunnel X11-forwarding?
> On MacOS X the following works flawlessly...
> 
> 1) Enable the Remote Login service (ssh) on remote.foo.bar
> 2) On local.foo.bar execute...
> 
> xhost +remote.foo.bar
> ssh -X -l username remote.foo.bar
> 
> 3) once logged into remote.foo.bar via ssh execute...
> 
> setenv DISPLAY local.foo.bar:0.0
> 
> With those commands I can run xcalc and glgears between two MacOS X
> 10.4 boxes but these commands do not appear to work from a Fedora Core 4
> or RHEL3 box to either Fedora Core 4 or MacOS X 10.4. Any ideas on what
> could be going wrong? With linux running xcalc fails with an error of...
> 
> Error: Can't open display local.foo.bar:0.0
> 
> Thanks in advance for any advice.

Why not save yourself a lot of trouble by skipping the "xhost" and 
"setenv DISPLAY" steps, and actually use ssh's X11-forwarding?

1) Enable the Remote Login service (ssh) on remote.foo.bar
2) On local.foo.bar execute...

ssh -X -l username remote.foo.bar

3) once logged into remote.foo.bar via ssh execute...

xcalc

etc.

Paul.




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