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Date: Fri, 7 Mar 2003 11:51:45 +0300 (MSK)
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From: denb <denb@front.ru>
To: Clement Laforet <sheepkiller@cultdeadsheep.org>
Cc: denb <denb@front.ru>, freebsd-questions@freebsd.org,
	hackers@freebsd.org
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Subject: Re: Why natd don't divert packets?
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 Clement Laforet <sheepkiller@cultdeadsheep.org>:

> On Fri, 7 Mar 2003 11:02:06 +0300 (MSK)
> denb <denb@front.ru> wrote:
>
> > Why natd don't divert packets?
> >
> > *********screenshot***********************
> >
> > #ipfw add divert 1111 tcp from any to any 7
> > #ipfw add divert 1111 tcp from any 7 to any
> > #natd  -v -p 1111 -a 172.16.0.102 -redirect_port tcp 
172.16.0.253:7 7
> >
> > In  [TCP]  [TCP] 172.16.0.104:49169 -> 172.16.0.102:7 aliased to
> >            [TCP] 172.16.0.104:49169 -> 172.16.0.253:7
> >
> > In  [TCP]  [TCP] 172.16.0.104:49169 -> 172.16.0.102:7 aliased to
> >            [TCP] 172.16.0.104:49169 -> 172.16.0.253:7
> >
> > ^C
> > *********screenshot***********************
> >
> > Where is Out[TCP]?
> >
> Your boxes seems to be on the same subnet, "out" packets are 
directly
> sent to 172.16.0.104, not 172.16.0.102
> nat'ing implies routing, so natd is inefficient in your case
>
> clem
>
> 

This working in FreeBSD4.7(ipfw1), but broken in FreeBSD 5.0(ipfw2).
Why?

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