From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jorge Davila <davila@nicaraguaopensource.com>
Subject: Re: Filtering incoming DNS resolution requests
Date: Tue, 25 Jul 2006 15:01:41 -0600
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To: JCA <1.41421@gmail.com>, netfilter@lists.netfilter.org

I guess that this is a very good place to start:

http://iptables-tutorial.frozentux.net/iptables-tutorial.html

In http://iscs.sourceforge.net/ there are some training slides.

Hope this help.

On Tue, 25 Jul 2006 21:16:19 +0100
  JCA <1.41421@gmail.com> wrote:
>   I am looking for an IPTables set of rules such that any incoming
> DNS resolution requests to my DN server are rejected, except for those
> coming from some specific fully qualified domain names. Can anybody
> please point me in the right direction?
> 

Jorge Isaac Davila Lopez
+505 808 2478
www.nicaraguaopensource.com/