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 From:  Steven Nusser <jaguar11735 at gmail dot com>
 To:  lextre at trelex dot co dot uk
 Cc:  m0n0wall at lists dot m0n0 dot ch
 Subject:  Re: [m0n0wall] Disabling NAT
 Date:  Wed, 14 Dec 2011 10:19:24 -0500
I think what you're after is to disable the 'Advanced Outbound NAT' feature
of m0n0wall.  This will improve compatibility with programs that don't
support "NAT". I believe this feature is documented in the manual.

--
Steven C. Nusser



On Wed, Dec 14, 2011 at 10:13 AM, lextre at trelex dot co dot uk
<lextre at trelex dot co dot uk>wrote:

> Thanks Jakob that makes sense. However, how do organisations configure
> their routers with no NAT
> (such as in larger corporations)? It's just that we will need to run some
> software in the near future which
> cannot work on NAT'ed connections. So I guess my question is how does one
> go about disabling NAT
> but still providing internet access to the workstations on the LAN?
>
> Sorry if this is a very noob-type question but I've never had to configure
> a router which doesn't employ
> some form of NAT.
>
>
>
> Original Message:
> -----------------
> From: Jakob Schwienbacher jakob dot schwienbacher at gmail dot com
> Date: Wed, 14 Dec 2011 16:02:55 +0100
> To: lextre at trelex dot co dot uk
> Subject: Re: [m0n0wall] Disabling NAT
>
>
> Hi Lex Tre,
>
> By disabling NAT your Internet connection will not work anymore. You
> need NAT enable because Privat addresses like 10.x.x.x, 192.168.x.x
> are not routed in the public Internet. NAT hide your whole LAN behind
> your public IP. So you can surf with more than one PC.
>
> HTH
>
> Jakob
>
> On 14 December 2011 15:32, lextre at trelex dot co dot uk <lextre at trelex dot co dot uk>
> wrote:
> > The WAN NIC has a static IP address assigned by my ISP and the LAN ip is
> > 10.195.136.x.
> >
> > When I check using services such as whatismyip the public ip is always
> > returned. I assumed (perhaps
> > incorrectly) that by completely disabling NAT any outgoing connections
> from
> > a workstation will use the
> > internal ip address or am I misunderstanding something?
> >
> >
> > Original Message:
> > -----------------
> > From: Matthew Cramer mat at mc dash tech dot co dot uk
> > Date: Wed, 14 Dec 2011 14:18:40 +0000
> > To: lextre at trelex dot co dot uk
> > Subject: Re: [m0n0wall] Disabling NAT
> >
> >
> > what IP does your NIC have?
> >
> > On 14 December 2011 13:40, lextre at trelex dot co dot uk <lextre at trelex dot co dot uk>
> wrote:
> >
> > I have read the section in the handbook regarding disabling NAT but I
> would
> > like to know how I can test it
> > has been successful. When I do a whatismyip on the net my address always
> > shows as the public ip - is this
> > the correct behaviour? If anybody could advise how I can confirm NAT has
> > been completely disabled I
> > would really appreciate it! I'm using m0n0wall 1.33 Generic PC.
> >
> >
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