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Date:      Thu, 26 Jun 1997 12:15:21 +0100 (BST)
From:      Rob Hartill <robh@imdb.com>
To:        stable@freebsd.org
Subject:   ipfw, mtu and fragments
Message-ID:  <Pine.NEB.3.96.970626120739.12692A-100000@localhost>

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Hi all,

With ipfw running, we've had reports from users having no success accessing
our www servers - they can't connect at all. One user talked to his ISP
and they traced it to a 'MTU' setting problem. A friend thinks this is a
problem with incorrect MTUs resulting in fragmented packets.

Are we on the right track ? Anoyone have experience of this problem ?

Would adding the 2nd 'ipfw' config below help ? ..

     /sbin/ipfw add pass tcp from any to ${ip} 80 setup
     /sbin/ipfw add pass tcp from any to ${ip} 80 frag


thanks in advance,
rob

--
Rob Hartill                              Internet Movie Database (Ltd)
http://www.moviedatabase.com/   .. a site for sore eyes.




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