Date: Thu, 16 Nov 2000 23:28:31 -0800 From: "Crist J . Clark" <cjclark@reflexnet.net> To: Ken Menzel <kenm@icarz.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: ipfw divert few to many Message-ID: <20001116232831.E9740@149.211.6.64.reflexcom.com> In-Reply-To: <02e701c04fef$e0d35c20$641663cf@icarz.com>; from kenm@icarz.com on Thu, Nov 16, 2000 at 12:08:45PM -0500 References: <02e701c04fef$e0d35c20$641663cf@icarz.com>
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On Thu, Nov 16, 2000 at 12:08:45PM -0500, Ken Menzel wrote: > Hi, > I am looking for some configuration help on ipfw unsing NAT (natd). > If this is not the correct forum, please direct me on where I can > search. I have hunted the web site and can't seem to come up with an > example of a simple man to few NAT example. > I followed the tutorial ( www.freebsd.org/tutorials ) on setting up a > simple firewall. I actually dropped all the firewall stuff and am > just using NAT. All my computers on the private net can get out, but > I want to be able to redirect some of my outside IP's to the inside. > On the external interface I have to IP's configured (the base IP > 207.99.22.11) and an alias of 207.99.22.38 I am not sure of the > command to redirect all (or some) incoming requests for 207.99.22.38 > to some IP (ie 10.0.0.10). Would that be another divert command? My > natd setup now is only two commands (plus the flush and command > setup!). Do I need a netd.conf? > > fwcmd="/sbin/ipfw" > > # Force a flushing of the current rules before we reload. > $fwcmd -f flush > > # Divert all packets through the tunnel interface. > $fwcmd add divert natd all from any to any via fxp0 > $fwcmd add pass all from any to any > > my rc.conf is: > > ifconfig_fxp0="inet 207.99.22.11 netmask 255.255.255.128" > ifconfig_fxp0_alias0="inet 207.99.22.38 " > ifconfig_rl0="inet 10.0.0.1 netmask 255.255.255.0" > hostname="freebsd2.icarz.com" > defaultrouter="207.99.22.1" > linux_enable="YES" > gateway_enable="YES" > natd_enable="YES" > natd_interface="fxp0" > natd_flags="-dynamic" > firewall_enable=yes > firewall_script="/etc/firewall/simple" > > Any advice is appreciated. RTFM, natd(8). See 'redirect_port' and 'redirect_address.' -- Crist J. Clark cjclark@alum.mit.edu To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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