Hi,

If you think pf (openbsd firewall) can do what you want
http://www.openbsd.org/faq/pf/

You can use tinybsd (FreeBSD) to build a cf-image (or use mine
http://martenvijn.nl/svn/tinybsd/img/ )

(no gui / no support)

Marten




On Tue, 2008-04-15 at 14:05 -0400, JR wrote:
> Hello,
> 
> I've been using m0n0wall for some time and I've just realized that it
> cannot create inbound NAT rules for different internal IP's for the
> same external port(s), dependent upon the source address.
> 
> This limitation was touched upon here, but not fully explained:
> http://m0n0.ch/wall/list/showmsg.php?id=52/54
> 
> I wanted to see about implementing this functionality, but I've looked
> at the man pages for ipnat and as far as I can tell there is no way to
> do this because ipnat does not take source address as an
> argument/option when using the rdr command. Can someone verify if this
> is the case? My low-level fw/NAT/routing experience is rooted in Linux
> and Cisco IOS so I am a little unsure when it comes to FreeBSD.
> 
> Thanks,
> JR
> 
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-- 

Marten Vijn
http://martenvijn.nl
http://wifisoft.org
http://opencommunitycamp.org