Re: Linux system as a firewall

[shaleh@clifford.livenet.net]

> 
> Hello all,
> 
> My company is looking to changing from an dial-up ISDN connection to a
> full time DSL connection.  In doing this, it has been recommended that
> we use a linux system with two network cards as a firewall from our
> internal systems.
> 
> What packages should I load (or not load) to give us good protection
> from outside problems.  I have been using a linux system at home and
> this will be the first use of linux at our company (a good start).  It
> looks like they will give me a Pent 133 system with 32MB RAM and 1GB
> SCSI disk for use.
> 
> Are there any special problems with doing this that I need to be aware
> of?  What docs and FAQ's should I read before I get started?
> 
> 

The howtos have several docs on this.  Net 3, ipmasq, firewall.  Those key
words should help.

Suggestions:

turn off anything you do not need and install only what you need.
experiment before you publicize.

Firewalling can be as complicated as you want to make it.