On Tue, 13 Feb 2007 10:36:22 -0500, steeles wrote:

> Hi all,
>
> Thanks for the input. I have a difficult situation that needs all help.
>
> currently setup is WAN router connect to a switch, then all workstations
> connect to switch, router and workstation are using same subnet, like
> 168.1.X.X
>
> What I want is to setup a firewall server (2 NIC cards) between Router and
> swith.
>
> how do I setup this firewall without changing WAN router configuration?
> Another word, if this case, two NIC cards will have same IP subnet, but how
> is routing going to work?

Simple. Example. Use what ever ip addresses you have free in 168.x.x.x
they don't have to be at either end it could be any.

Setup a linux box as your firewall.
Setup eth0 as 168.x.x.1
Setup eth1 as 168.x.x.2
Turn on forwarding
Connect switch to eth1
Connect router to eth0
Finished


--

Regards
Robert

Smile... it increases your face value!


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