remote x forwarding through ssh

[Lowell Gilbert]

WarrenHead <warrenhead at gmail.com> writes:

> Hi list,
>
> I'm trying to use ssh to forward X from a local FreeBSD server to my
> ubuntu machine.
> I'm unable to get X forwarded. (ssh is working)
>
> I set these options:
> ubuntu:
> /etc/ssh/ssh_config
> Host *
> ForwardX11 yes
> ForwardAgent yes
>
> FreeBSD
> /etc/ssh/sshd_config
> X11Forwarding yes
> X11DisplayOffset 10
> X11UseLocalhost yes
> UseLogin no
>
> I didn't set the $DISPLAY variable, on purpose.
>
> After I log into the server and start xterm (for instance) I get this
> message: DISPLAY is not set.
> SSH should do that for me but I guess it doesn't.
> I don't know why.
>
> I logged into FreeBSD with these commands:
> ssh -v freebsd
> ssh -v -X freebsd
> ssh -v -X -A freebsd

Did the (verbose) output from those commands mention X11?

> What could be the cause? Client or server?

My guess would be server, although Ubuntu could always be doing
something weird.