DNS and IPTables
nathan r. hruby
yellowdog-general@lists.terrasoftsolutions.com
Fri Sep 26 10:05:01 2003
On Thu, 25 Sep 2003, Andrew Jacobs wrote:
> I'm trying to set up a simple DNS server on YDL 3.0, but somehow I
> can't figure out what's going on with my IPTables--they seem to be
> stopping DNS traffic from passing through. If I stop my IPTables, the
> DNS works just fine. Also if I query locally, it works as well.
> Here's the command I've entered:
>
> iptables -A INPUT -p tcp -i eth0 --destination-port 53 -j ACCEPT
>
> Shouldn't that be enough? Doing a tcpdump reveals a prompt "udp port
> domain unreachable [tos 0xc0] ."
>
what does an iptables -L say?
-n
--
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nathan hruby <nhruby@uga.edu>
uga enterprise information technology services
production systems support
metaphysically wrinkle-free
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