Each sshd you connect to has to be configured to allow connection
forwarding. There's usually a line in the sshd config about this. From the
sound of your description, a couple of the hosts you're connecting to
aren't configured in this manner.

- billn

On Mon, 14 Jul 2003, Lynn David Newton wrote:

>
> This is more of a general Unix question than Linux
> specific, although one of the three systems involved is
> a Linux system. The other two are FreeBSD.
>
> The question: Now do I get my X environment to carry
> over when using ssh so that I can run X clients back
> across the net?
>
> Details:
>
> o I'm working on a Linux system from home. I have two
>   FreeBSD boxen that are work servers.
>
> o When I ssh to one, $DISPLAY is set to something like
>   localhost:15.0. I don't know how that gets set, but
>   it works such that when I run an X client, it shows
>   up on my tube. It seems to change between logins. At
>   the moment it's set to localhost:18.0.
>
> o When I ssh to the other server, $DISPLAY is unset,
>   and X clients do not work.
>
> o I know about ssh -X host to enable X connection
>   forwarding. Calling it that way doesn't help.
>
> No dissertation on the subtleties of Xauthentication et
> al is required. Just a simple whaddoido to make it work
> would be sufficient, if you have some clue what factor
> I might be overlooking. Local expertise (which is
> considerable) has been exhausted.
>
> Thanks.
>
> --
> Lynn David Newton
> Phoenix, AZ
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