Re: Debian Etch ssh X forwarding not working.

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Author: Craig White
Date:  
To: Main PLUG discussion list
Subject: Re: Debian Etch ssh X forwarding not working.
On Wed, 2007-01-31 at 12:07 -0500, Tom Ward wrote:
> I can't get X forwarding to work under ssh. I've got it enabled in /etc/ssh/sshd.conf, but it will not work.
>
> PasswordAuthentication no
>
> X11Forwarding yes
> X11DisplayOffset 10
> PrintMotd no
> PrintLastLog yes
> TCPKeepAlive yes
>
> I was looking at my envirionment and found a bunch of "stuff" that I've never seen before with Linux. Is this something particular to Debian?
>
> The ssh section has
> _ssh ()
> {
>     local cur prev;
>     local -a config;
>     COMPREPLY=();
>     cur=${COMP_WORDS[COMP_CWORD]};
>     prev=${COMP_WORDS[COMP_CWORD-1]};
>     case "$prev" in
>         -*c)
>             COMPREPLY=($( compgen -W 'blowfish 3des 3des-cbc blowfish-cbc \
>                            arcfour cast128-cbc' -- $cur ))
>         ;;
>         -*i)
>             _filedir
>         ;;
>         -*l)
>             COMPREPLY=($( compgen -u -- $cur ))
>         ;;
>         *)
>             _known_hosts -a;
>             [ $COMP_CWORD -eq 1 ] || COMPREPLY=(${COMPREPLY[@]} $( compgen -c -- $cur ))
>         ;;
>     esac;
>     return 0
> }

>
> There are bunch (154) of them:
> grep "^_" set.out
> _=
> _a2dismod ()
> _a2dissite ()
> _a2enmod ()
> _a2ensite ()
> _alias ()
> _apache2_modsites ()
> _apt_cache ()
> _apt_get ()
> _aptitude ()
> _args ()
> _available_interfaces ()
> _bzip2 ()
> _cd ()
> _chgrp ()
> _chown ()
> _chsh ()
> _command ()
> _comp_dpkg_hold_packages ()
> _comp_dpkg_installed_packages ()
> _complete ()
> _configure_func ()
> _configured_interfaces ()
> ...
> _vgscan ()
> _vgsplit ()
> _volumegroups ()
>
> The system was initally set up without X and I think somewhere there may be some script that's preventing X forwarding with ssh.

----
I think that the system that you are using is the one that you are using
locally and not the server and thus, you should be editing ssh.conf and
not sshd.conf

Also, you might find it easier to create the connection like this....

ssh -XC username@hostname
or
ssh -YC username@hostname

Craig

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