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 From:  Chris Buechler <cbuechler at gmail dot com>
 To:  "stha at tiscali dot dk" <stha at tiscali dot dk>
 Cc:  m0n0wall at lists dot m0n0 dot ch
 Subject:  Re: [m0n0wall] Outbound NAT to disable NAT ?
 Date:  Mon, 17 Oct 2005 21:36:25 -0400
On 10/17/05, stha at tiscali dot dk <stha at tiscali dot dk> wrote:
> Hi
> I have the following setup :
>
> ISP ADSL2+ line
> |
> Linksys WAG354G modem/router (WAN:static public IP, LAN Static IP 192.168.1.1)
> |
> M0n0wall (WAN: static 192.168.1.2, LAN 192.168.0.1)
> |        (LAN-side is DHCP server 192.168.0.2 - 192.168.0.254)
> |
> PC's and VOIP adaptors (192.168.0.x)
>
> This setup uses 2xNAT routing, and this causes trouble for the VOIP-adaptors.
> The M0n0wall is used for the "traffic shaping" feature for VOIP-traffic.
>
> I want to use single NAT-routing. Could this be done with a "static route"
> in the WAG354G and disable NAT in the M0n0wall ?
>

Yes.


> Is this right?
> In the WAG354G: Static route #1
> Destination IP Address : 192.168.0.0/24

not sure how this GUI works, but if you have a subnet mask defined,
you probably want 192.168.0.0 without the CIDR mask.


> Subnet Mask: 255.255.255.0
> Gateway: static public IP at the WAN-side of the WAG354G

Gateway must be the WAN IP address of m0n0wall.

> Hop Count: 1
>
> In the M0n0wall:
> Enable Outbound NAT : yes
> No defined rules in the Outbound NAT-section.
>

other than that, make sure the "block private networks" is disabled on
m0n0wall's WAN, and everything should work just fine.

-Chris