[CentOS] iptables: comprehensive tutorial for CentOS?

Boris Epstein borepstein at gmail.com
Mon Oct 18 09:57:22 EDT 2010


On Sun, Oct 17, 2010 at 6:50 PM, Adam Tauno Williams
<awilliam at whitemice.org> wrote:
> On Sun, 2010-10-17 at 18:41 -0400, Boris Epstein wrote:
>> Hello listmates,
>> I know this may sound stupid... but I am trying to set up a
>> firewall/filter/forwarder using CentOS 5.5 machine as a platform and I
>> am succeeding but only partially. Fro example, I am literally trying
>> to forward HTTP and HTTPS (TCP 80 and 443) from the public interface
>> to a private IP and TCP 80 works like a charm whereas TCP 443 seems to
>> be a no-go.
>> To that effect: does anyone know of a comprehensive relevant manual? I
>> mean, I must be doing something wrong here though I ain't sure what.
>
> There is nothing CentOS specific about iptables.  Just check out
> <http://www.netfilter.org/>
>
>> Any advice and suggestions much appreciated.
>
> Try the *excellent* fwbuilder application; then you can design your
> iptables rules graphically and even install them.
> <http://www.fwbuilder.org/>
>
> I know I'll never waste time building iptables rulesets by hand again.
> --
> Adam Tauno Williams <awilliam at whitemice.org> LPIC-1, Novell CLA
> <http://www.whitemiceconsulting.com>
> OpenGroupware, Cyrus IMAPd, Postfix, OpenLDAP, Samba
>
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Adam, thanks! fwbuilder is indeed a great tool, I can tell.

I didn't mean that iptables was in any way CentOS specific but I did
think there could be usage conventions specific to CentOS.

Boris.


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