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From: Pascal Hambourg <pascal.mail@plouf.fr.eu.org>
To: netfilter@lists.netfilter.org
Subject: Re: redirect all HTTP traffic
Date: Wed, 04 Oct 2006 12:30:12 +0200	[thread overview]
Message-ID: <45238D34.8040104@plouf.fr.eu.org> (raw)
In-Reply-To: <452387A9.3010906@eccotours.co.za>

Hello,

Brent Clark a écrit :
> 
> Ive been trying to redirect all HTTP traffic to my newly built proxy 
> (squid).
> 
> But I cant seem to get it working.

Please elaborate. What's happening exactly ?

> This is what I have
> 
> $IPT -t nat -A PREROUTING -i eth1 -s 192.168.111.0/24 -p tcp --dport 80 
> -j DNAT --to 192.168.111.9:3128
> $IPT -t nat -A POSTROUTING -o eth1 -s 192.168.111.0/24 -j SNAT --to 
> 192.168.111.10
> 
> and
> 
> $IPT -t filter -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
> $IPT -t filter -A FORWARD -i eth1 -o eth1 -p tcp --dport 3128 -m state 
> --state NEW -j ACCEPT

It seems that the proxy is in the same network as the clients. Does it 
use the same gateway too ? If so, you need to set a no-DNAT exception in 
PREROUTING for the proxy source address and a rule in FORWARD to allow 
NEW packets from the proxy to the outside.


  parent reply	other threads:[~2006-10-04 10:30 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-04 10:06 redirect all HTTP traffic Brent Clark
2006-10-04 10:15 ` Brent Clark
2006-10-04 10:30 ` Pascal Hambourg [this message]
2006-10-04 12:32   ` Brent Clark
2006-10-04 12:34 ` redirect all HTTP traffic (nfcan: addressed to exclusive sender for this address) Jim Laurino

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