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On Wed, 16 Jul 2003 14:05:19 -0400, Scott Antonivich wrote:

> named is working for me properly, if I do not have iptables turned on. As
> soon as I do turn them on DNS cannot reach any servers.
> 
> I am puzzled.
> 
> My iptables look like this....
> 
> # Firewall configuration written by lokkit
> # Manual customization of this file is not recommended.
> # Note: ifup-post will punch the current nameservers through the
> #       firewall; such entries will *not* be listed here.
> *filter
> :INPUT ACCEPT [0:0]
> :FORWARD ACCEPT [0:0]
> :OUTPUT ACCEPT [0:0]
> :RH-Lokkit-0-50-INPUT - [0:0]
> -A INPUT -j RH-Lokkit-0-50-INPUT
> -A FORWARD -j RH-Lokkit-0-50-INPUT
> -A RH-Lokkit-0-50-INPUT -p tcp -m tcp --dport 110 --syn -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p tcp -m tcp --dport 143 --syn -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p tcp -m tcp --dport 25 --syn -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p tcp -m tcp --dport 80 --syn -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -i lo -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p udp -m udp --dport 53 -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p udp -m udp --dport 1645 -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p udp -m udp --dport 1646 -j ACCEPT
> -A RH-Lokkit-0-50-INPUT -p udp -m udp -s 127.0.0.1 --sport 53 -d 0/0 -j
> ACCEPT
> -A RH-Lokkit-0-50-INPUT -p tcp -m tcp --syn -j REJECT
> -A RH-Lokkit-0-50-INPUT -p udp -m udp -j REJECT
> COMMIT
> 
> I have been manualled editing the /etc/sysconfig/iptables file and stoping
> and starting iptables when I make any changes...

Where do you accept DNS replies?
And why don't you use any LOG rules for diagnostic purposes?

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