Group: comp.os.linux.networking
From: Dean Hamstead
Date: Wednesday, March 05, 2008 6:35 PM
Subject: Re: 2 network 1 router with 3 nics. I need the NAT as well. Possible?

ipcop can be a little simplistic, and ipcop is an enhancement of
smoothwall.

try untangle maybe.

http://www.untangle.com/

Dean

YADER.CELL@gmail.com wrote:
> Hello,
>
> I am fairly new at linux , so please bear with me.
>
> I would like to setup a linux router consisting of three nics.
>
> ETH0 = WAN
> ETH1 = 10.100.x.x and 10.5.x.x
> ETH2 = Connected to a Switch
>
>
> I need to NAT only ip address with the range of 10.100.XXX out to ETH0
> ( WAN ) any other range like 10.5.xx etc needs to exit via ETH2 which
> is connected to the rest of my LAN network. At the same time, granted
> if this is possible, I need to add rules to block any incoming/
> outgoing packets from entering/exiting via eth0 to enter the ETH2 NIC
> card. ( basicly any NAT ip address cannot enter the ETH2 NIC into the
> rest of the lan )
>
>
>
> I believe I need to do this via IP tables and work with setting up
> static routes. Do you guys recommend for me to setup a full blown
> server with mandrake or redhat or download a router distro like IPcop
> or smoothwall?
>
> have any of you guys done this before? is it doable? how can I
> proceed with it?
>
> Please advise and many thanks for your input.
>
>
>

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