From: Nick Drage <nickd@funkyjesus.org>
To: netfilter@lists.netfilter.org
Subject: Re: Tightening up outgoing traffic
Date: Tue, 15 Oct 2002 15:31:47 +0100 [thread overview]
Message-ID: <20021015153147.E3805@funkyjesus.org> (raw)
In-Reply-To: <1034687894.8681.53.camel@Wiggum>; from list@laasby.com on Tue, Oct 15, 2002 at 03:18:14PM +0200
On Tue, Oct 15, 2002 at 03:18:14PM +0200, Kjetil Andreas Laasby wrote:
> Problably because yahoo.com lies in your local DNS cache or on an cache
> server behind your firewall.
>
> add
> iptables -A OUTPUT -p tcp --destination-port domain -j ACCEPT
> iptables -A OUTPUT -p udp --destination-port domain -j ACCEPT
Note the rules for tcp and udp here, it's worth opening both up in case your
DNS query needs a large reply.
> You should also open up RELATED ICMP to minimize delay for errors.
Seconded.
--
FunkyJesus System Administration Team
next prev parent reply other threads:[~2002-10-15 14:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-15 12:47 Tightening up outgoing traffic Neil Hodge
2002-10-15 13:03 ` Antony Stone
2002-10-15 13:18 ` Kjetil Andreas Laasby
2002-10-15 14:31 ` Nick Drage [this message]
2002-10-15 14:32 ` Dan Searle
2002-10-15 15:22 ` Antony Stone
2002-10-16 12:40 ` Neil Hodge
2002-10-16 15:58 ` Alexandros Papadopoulos
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