I sent this to a friend who is pretty familiar with ForeignRepos:

On Sat, May 16, 2009 at 10:08 PM, Chad innocentkiller@gmail.com wrote:

Hmm, the configuration itself seems ok. At first glance, it would seem as though the networking issue described is the source of the problem, but I can't confirm that obviously, nor is it necessarily the issue (I'm behind a proxy too, and an identical config WFM). Without debug output, there's not much I can do :\ I'm not on mw-l, so could you point him to the debug guide on mediawiki.org?

The debug guide is, I think, http://www.mediawiki.org/wiki/Debugging.

Hope this helps!