Date: Fri, 18 Feb 2000 15:38:25 +0200 From: Giorgos Keramidas <keramida@ceid.upatras.gr> To: Sabre <sabre@sabresdomain.com> Cc: FreeBSD Question List <freebsd-questions@FreeBSD.ORG> Subject: Re: Quick IPFW rule help... Message-ID: <20000218153825.A6630@hades.hell.gr> In-Reply-To: <Pine.BSF.4.21.0002162133160.4944-100000@sabre1.sabresdomain.com>; from sabre@sabresdomain.com on Wed, Feb 16, 2000 at 09:38:33PM -0500 References: <Pine.BSF.4.21.0002162133160.4944-100000@sabre1.sabresdomain.com>
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On Wed, Feb 16, 2000 at 09:38:33PM -0500, Sabre wrote:
> Hey all, I was going to play NoX on Westwoods internet servers, but
> descovered that I need to have udp ports 17590-17599 open for it. So I
> added the following rule:
>
> $fwcmd add pass udp from any to any 17590-17599 in recv ${oif} setup
This way you allow anyone to send udp packets *to* you, but your replies
will almost surely be dropped, unless a logically opposite rule allow
them through. Use:
$fwcmd add pass udp from any to any 17590-17599 in recv ${oif}
$fwcmd add pass udp from any 17590-17599 to any out xmit ${oif}
--
Giorgos Keramidas, < keramida @ ceid . upatras . gr >
For my public PGP key: finger keramida@diogenis.ceid.upatras.gr
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