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Re: Problem with X security settings



On Fri, Apr 11, 2003 at 07:33:39AM -0500, Charlie Wilkins wrote:
> I recently did a dist-upgrade from potato to woody on a workstation
> where I work.  The default configuration for X security in Debian closes
> port 6000 so that serving displays to remote applications doesn't work.
> 
> The users of this workstation are all up in arms about this because they
> use this machine as an X-terminal running simulation and visualization
> apps on our Beowuld cluster, and I cannot, for the life of me, find the
> right config file to change X so to open up the port.
> 
> Can someone help me with this, please?
> 
> Charlie Wilkins <ninewands@earthlink.net>

Another solution is to use SSH X forwarding.  If it's enabled on both
sides (as it is by default), then 'ssh -X user@clusterhost program'
will run program on clusterhost, and export it's display to the current
machine over an encrypted channel.  I guess a Beowulf cluster is likely
to be physically secure, anyway, so just enablding X's own remote
capabilities might be just as easy.

-- 
Rob Weir <rweir@ertius.org>                              http://www.ertius.org/
GPG keys: 1024D/1E73B7CD, 4096R/3ABDE5EC     |      Do I look like I want a CC?
Words of the day:  World Trade Center SWAT computer terrorism JPL InfoSec sweep

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