Have you even tested a dup-to configuration? Or are you just trying to
run the code in your head?

On Sun, Sep 12, 2010 at 04:29:14PM +0200, Jean-Francois wrote:
> Hello,
> 
> Well I am not sure dup-to is really suitable, I would like to redirect ports 
> to multiple ip as following example :
> 
> match in on $ext_if proto tcp from any to any port 1050 rdr-to 192.168.1.10:50
> 
> Regards
> 
> Le dimanche 29 ao?t 2010 15:15:28, Bret S. Lambert a ?crit :
> > On Sun, Aug 29, 2010 at 02:05:40PM +0200, Jean-Francois wrote:
> > > Hello,
> > > 
> > > I would like to redirect particular ports on the sub-network, not only on
> > > one ip adress of the subnetwork.
> > > 
> > > Taking an example, I would like some software that listen to ports on
> > > different machines with different ip adress without having to change the
> > > pf.conf rules each time it is needed.
> > 
> > So...you want traffic matching certain criteria duplicated to multiple
> > IP addresses on your network? Did you try to search for "duplicate"
> > in the pf.conf man page?
> > 
> > I'm not sure what your ultimate goal is (or how you won't have to do
> > something when "it is needed"), but, hey; whatever lifts your luggage.
> > 
> > > Regards
> > > 
> > > > If you can explain what you're actually trying to do, rather
> > > > than talk about how you're thinking of accomplishing it, maybe
> > > > someone can suggest a way.
> > > > 
> > > > On 2010-08-28, Jean-Francois <jfsimon1...@gmail.com> wrote:
> > > > > Good evening,
> > > > > 
> > > > > Is it possible to redirect to an IF or at least an IP range such as
> > > > > following rules ?
> > > > > 
> > > > > match in  on $ext_if proto tcp from any to any port 1024:32768 \
> > > > > 
> > > > >              rdr-to $int_if
> > > > > 
> > > > > match in  on $ext_if proto tcp from any to any port 1024:32768 \
> > > > > 
> > > > >              rdr-to 192.168.100.0/16
> > > > > 
> > > > > I am not sure it even makes sense in regard of a redirection in a
> > > > > network topology but I'll try the question, since it can help to
> > > > > understand.
> > > > > 
> > > > > I am thinking the probability is very high that a redirection of
> > > > > above kind needs to copy as many times the packets as wide as the
> > > > > range of ip is.
> > > > > 
> > > > > Thanks to help me to understand this point.
> > > > > 
> > > > > Jean-Frangois

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