Date: Tue, 12 Dec 2006 21:38:59 -0600 From: "Travis H." <travis@subspacefield.org> To: freebsd-pf@freebsd.org Subject: Re: Help with <other_clients> issue Message-ID: <20061213033859.GA5482@subspacefield.org> In-Reply-To: <bf7af5e50612080639p76f4a530x20d70677cac434fd@mail.gmail.com> References: <bf7af5e50612080639p76f4a530x20d70677cac434fd@mail.gmail.com>
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On Fri, Dec 08, 2006 at 08:39:29AM -0600, Isaac Grover wrote:
> ext_if=3D"xl2"
> ext_net=3D$ext_if:network
> wireless_if=3D"xl1"
> wireless_if_addr=3D"192.168.100.1"
> wireless_net=3D$wireless_if:network
> my_laptop=3D"192.168.100.X"
Is that censored or really an X?
> table <other_clients> { $wireless_net, !$my_laptop }
No point in excluding your laptop because all your rules are permits.
> nat on $ext_if from <other_clients> to any port $tcp_services -> ($ext_if)
> nat on $ext_if from $my_laptop to any -> ($ext_if)
>=20
> rdr on $wireless_if inet proto tcp from $wireless_net to any port 80
> -> $wireless_if_addr port 3080
Try putting the "pass" keyword on these, it fixes things if you forget the
nat/rdr occurs before the filter rules.
=20
> pass out on $ext_if inet proto tcp from $wireless_net to any port 3080
> keep state
> pass out on $ext_if inet proto tcp from <other_clients> to any port
> $tcp_services keep state
> pass out on $ext_if inet proto tcp from $my_laptop to any keep state
> pass out on $ext_if inet proto udp from $wireless_net to any port
> $udp_services keep state
> pass inet proto icmp from any to any
Feed your rules into pf and see what pfctl -s all says they expand to.
Redirect it to a file or use "screen" then "screen -r".
--=20
"Cryptography is nothing more than a mathematical framework for
discussing various paranoid delusions." -- Don Alvarez
<URL:http://www.subspacefield.org/~travis/>; -><-
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