How to run GUI admin tools remotely?

[Alex Katebi]

On Sun, Jan 25, 2009 at 11:20 AM, Chris G <cl at isbd.net> wrote:

> On Sun, Jan 25, 2009 at 10:47:16AM -0500, Alex Katebi wrote:
> >    On Sun, Jan 25, 2009 at 10:43 AM, Chris G <[1]cl at isbd.net> wrote:
> >
> >      On Sun, Jan 25, 2009 at 10:40:35AM -0500, Alex Katebi wrote:
> >      >    On Sun, Jan 25, 2009 at 8:17 AM, Chris G <[1][2]cl at isbd.net>
> wrote:
> >      >
> >      >      I have a backup system in my garage on which I have installed
> >      xubuntu
> >      >      8.10.  It would be really useful to be able to administer it
> >      remotely
> >      >      from my desktop system in my house (also xubuntu 8.10), but
> none
> >      of
> >      >      the GUI systems/services admin tools will work because of X
> >      security.
> >      >      I always get something like the following:-
> >      >
> >      >         root at garage:/usr/bin# services-admin
> >      >         X11 connection rejected because of wrong authentication.
> >      >
> >      >         (services-admin:7307): Gtk-WARNING **: cannot open
> display:
> >      >      localhost:10.0
> >      >
> >      >    Do you have firewall running on the garage PC? If you don't
> know
> >      then do
> >      >    "apt-get Install lokkit" then run it and disable firewall. See
> if
> >      that
> >      >    helped.
> >      >
> >      No firewall, all of the LAN is behind a router which provides the
> >      firewall against the 'outside'.
> >
> >    Do you run "lokkit" to be sure?
> >
> You don't seriously expect me to install 174Mb of software just to
> confirm I don't have a firewall running on the system do you?  It's a
> minimal server system with as few additions as possible. :-)
>

What is the problem? Disk space or download speed? You can always purge it
later.


>
> When I installed the system I specified 'no firewall' so I'm pretty
> sure it really doesn't have any sort of firewall running on it.
> There's no iptables (or ipchains or similar) in /etc/init.d.
>
> In addition a firewall that could distinguish between user X data and
> root X data would be rather clever - see below, running user X
> programs works fine.


I did not realize that you were accessing as root. Remote root access is
normally more restrictive (not allowed) since everyone knows the root login
name. Login as yourself then admin with sudo.


>
> >      >
> >      >      Running *user* programs remotely works fine so I have ssh
> running
> >      such
> >      >      that X is working OK.  I have also tried all sorts of 'xhosts
> +'
> >      >      commands on the local system such that there should be
> virtually
> >      no X
> >      >      authentication at all but I still get the above error.
> >      >
> >      >      Can anyone suggest a way to do this?
> >      >
> >      >      --
> --
> Chris Green
>
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