Hi,
if you are behind a router, then the router is your firewall, since
you are not directly connected to the Internet. You can't setup a two
interface firewall in that case, because your computer only has one
interface, and doesn't even handle the routing to the internet.

~David

On 4/30/07, Frank Parker <[EMAIL PROTECTED]> wrote:
>
> Hi I just installed Debian in a dual boot.
> The first thing I wanted to do is to set up the firewall.
>
> I have a lan with 3 computer, router, and dsl modem
>
> When typing ifconfig
> I get eth1 and lo
>
> I do not see the eth0 the connection between router/modem.
> I wanted to set up a two interface firewall but it seems that my computer
> does not recognize the eth0 interface.
> I still have internet connection with dhcp.
>
> If I add the eth0 zone will shorewall still work?
>
>
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