[CentOS] firewall?

On Sat, 16 Jul 2011, John R. Dennison wrote:

> To: centos at centos.org
> From: John R. Dennison <jrd at gerdesas.com>
> Subject: Re: [CentOS] firewall?
> 
> On Sat, Jul 16, 2011 at 01:46:36PM +0200, Ljubomir Ljubojevic wrote:
>>
>> That being said, one should *never* create firewall with only one NIC!
>> It is highly unsafe.
>
> So I shouldn't run a firewall on any of my hundreds of single nic
> instances?

So I guess I could configure my single NIC Centos 5.6 
machine connected to a 4 port ADSL router to act as the 
external Gateway for other machine on the LAN side of the 
router, possibly using NAPT on the Centos box?

Regards,

Keith

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