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Date: Tue, 14 Oct 2003 23:42:31 +0200
From: Willy Tarreau <willy@w.ods.org>
To: Javier Govea <jgovea@magma.ca>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Source ports at the  IP layer
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> I also tried  
> struct tcphdr *th = (struct tcphdf *)skb->h.th;
> and then printing out th->source...but i'm still getting 17664...any suggestion on how I
> can get the ports??? All ideas are very very welcome...

I think you forgot to add the IP header length somewhere, because 17664 is
0x4500 = the start of your IP header, and not the TCP header.

Cheers,
Willy