From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mr Dash Four <mr.dash.four@googlemail.com>
Subject: Re: ipporthash, ipportiphash, ipportnethash problems
Date: Wed, 06 Oct 2010 16:26:14 +0100
Message-ID: <4CAC9516.5040609@googlemail.com>
References: <4CA5091B.1090200@googlemail.com> <alpine.DEB.2.00.1010010913200.11563@blackhole.kfki.hu> <4CA5C48E.9010603@googlemail.com> <alpine.DEB.2.00.1010012302530.19869@blackhole.kfki.hu> <4CA70B3B.90001@googlemail.com> <alpine.DEB.2.00.1010022104571.23216@blackhole.kfki.hu> <4CA7978B.9020900@googlemail.com> <alpine.DEB.2.00.1010032106460.26617@blackhole.kfki.hu> <4CA8FDE1.8090809@googlemail.com> <alpine.DEB.2.00.1010041134130.28881@blackhole.kfki.hu> <4CAC866D.7060101@googlemail.com> <4CAC8992.2030708@mailinator.com>
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To: Mike Wright <mike.wright@mailinator.com>
Cc: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>, netfilter@vger.kernel.org


>>
>> Is this deliberate or a bug?
>
> It's deliberate.
>
> The numbers are treated as modulo 256.
>
> 30,000 / 256 = 117.1875
> .1875 * 256 = 48
>
> Thus the whole number parts become segments of the quad: 117.48
Right, thanks for clearing that out - I now know how to convert my 
ip-to-country numbers to IP addresses ;-)