From owner-freebsd-stable  Tue Oct 24 17:46:51 2000
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Date: Tue, 24 Oct 2000 17:50:11 -0700 (PDT)
From: Glendon Gross <gross@clones.com>
To: Ben Klang <ben@insightsys.com>
Cc: FreeBSD STABLE Mailing List <stable@FreeBSD.ORG>
Subject: Re: divert() and ipfw
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Try 

options IPDIVERT

in the kernel config file.

On Tue, 24 Oct 2000, Ben Klang wrote:

> Hello all.
> First, let me say that I am a complete newbie to FreeBSD.  Total use is
> under 3 weeks. :)
> I am trying to implement NAT on a fresh install of 4.1.1-RELEASE.  I used
> the ISO to install.
> My problem is this:
> All the tutorials and documentation I can find say the command line should
> be:
> ipfw add 10 divert natd all from <subnet> to any via ex0
> however, its reporting:
> 
> <snip>
> 00010 divert 8668 ip from any to any via ex0
> ipfw: setsockopt(IP_FW_ADD): Invalid argument
> </snip>
> 
> I believe I have tracked this problem to how the ipfw kernel module was
> compiled.  There is mention in the docs of adding divert support to the
> kernel, but I believe its any of:
> 1) a setting in sysctl, but I cant find any mention of this
> 
> 2) an option passed to ipfw when its kldloaded
> 
> 3) a kernel module all its own
> 
> I really have tried to read all the docs, and a copious amount they are,
> but I cant seem to find this (seemingly simple) answer.
> Any help is appreciated!
> 
> -Ben Klang, KF4WBX
> Network Systems Administrator
> ben@insightsys.com
> 404.873.0058 x111
> www.insightsystems.com
> 
> 
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