From owner-freebsd-net  Thu Nov 21 11:15:56 2002
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Date: Thu, 21 Nov 2002 11:12:06 -0800 (PST)
From: Julian Elischer <julian@elischer.org>
To: Scot Loach <sloach@SANDVINE.com>
Cc: "'freebsd-net@freebsd.org'" <freebsd-net@freebsd.org>
Subject: Re: Using ipfw to forward udp
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On Thu, 21 Nov 2002, Julian Elischer wrote:

> the local fwd command is only implemented for TCP
> 

(patches accepted :-)

> 
> On Thu, 21 Nov 2002, Scot Loach wrote:
> 
> > I'm trying to implement a type of transparent proxy for UDP.  My idea was to
> > use ipfw to redirect all incoming UDP packets to my server, for example:
> > 
> > ipfw add fwd 127.0.0.1,9000 udp from any to any recv em0
> > 
> > However this doesn't seem to work: my server only receives UDP packets that
> > are addressed to port 9000.
> > 
> > Can anyone suggest what I might be doing wrong?
> > 
> > thanks
> > 
> > scot.
> > 
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> 
> 
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