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> So you have one real IP on the firewall box and virtual IP's that are
> directly routed to the real box's private IP.
> 
> "iptables -t NAT -I PREROUTING -d <public IP> -j DNAT --to-destination
> <private IP>"
> 
> There will be no filtering at all on this.
> 
> Then add a back route:
> "iptables -t nat -I POSTROUTING -s <private IP> -j SNAT --to-source
> <public IP>"
> 
> It would be good to modify those rules by making a series of tables that
> filters out the crap before just routing all the bandwidth to the work
> machines.

Thats is an interesting idea.  Does this have any limitations?



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<li><strong><a name="00003" href="msg00003.html">[ale] Firewall design</a></strong>
<ul><li><em>From:</em> transam at verysecurelinux.com (Bob Toxen)</li></ul></li>
<li><strong><a name="00011" href="msg00011.html">[ale] Firewall design</a></strong>
<ul><li><em>From:</em> cfowler at outpostsentinel.com (Christopher Fowler)</li></ul></li>
<li><strong><a name="00014" href="msg00014.html">[ale] Firewall design</a></strong>
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