[CentOS] iptables failure at the last line

Eero Volotinen eero.volotinen at iki.fi
Tue Oct 5 07:53:41 EDT 2010


2010/10/5 Alexander Farber <alexander.farber at gmail.com>:
> Hello Nicolas,
>
> On Tue, Oct 5, 2010 at 11:01 AM, Nicolas Thierry-Mieg
> <Nicolas.Thierry-Mieg at imag.fr> wrote:
>>> Any hints on how to debug those issues?
>>
>> the same way you debug stuff when you can't see the problem by just
>> staring at it: reduce it to a minimal error-case. So, remove some of
>> those /etc/sysconfig/iptables lines until it no longer fails, and
>> identify the exact line that causes the failure. Then stare at that one
>> line and understand why it's failing.
>
> Ain't those 20! combinations? (my combinatorics skills are aged).
>
> I was actually hoping for good iptables tips and not for mental coaching :-)

multiport helps to reduce lines on iptables ..

--
Eero


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