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- <li><em>date</em>: Wed Jun 1 09:25:20 2005</li>
- <li><em>from</em>: cfowler at outpostsentinel.com (Christopher Fowler)</li>
- <li><em>in-reply-to</em>: <<a href="msg00014.html">[email protected]</a>></li>
- <li><em>references</em>: <[email protected]> <<a href="msg00003.html">[email protected]</a>> <<a href="msg00011.html">[email protected]</a>> <<a href="msg00014.html">[email protected]</a>></li>
- <li><em>subject</em>: [ale] Firewall design</li>
> 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?
</pre>
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<ul><li><strong>References</strong>:
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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>
<ul><li><em>From:</em> jkinney at localnetsolutions.com (James P. Kinney III)</li></ul></li>
</ul></li></ul>
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