From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Rob Sterenborg" <rsterenborg@xs4all.nl>
Subject: (no subject)
Date: Mon, 9 Dec 2002 23:25:48 +0100
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To: 'Alexandros Papadopoulos' <apapadop@cmu.edu>
Cc: netfilter@lists.netfilter.org

> But, when I set the server to listen to port 2121...:
> 
> [] ftpd listens on 2121

I think this might help you :

loadmodule ip_conntrack_ftp ports=2112
loadmodule ip_nat_ftp ports=2121


Rob