Practically Networked: Building Network Appliances With Linux, Pt. 4: Locking Down the Firewall Box
Aug 04, 2006, 09:00 (0 Talkback[s])
(Other stories by Carla Schroder)
"Last time we left off after installing Webmin. Now it's time to
configure the two network interfaces, then lock down security.
Obviously, a firewall, like any network border device, must be
"Since your firewall box has two network cards, you need to
configure one with your WAN IP and one with a LAN IP. Additionally,
it's a good idea to label each physical card so you know which one
is which, and then use ifrename to ensure that the configurations
stick to the correct cards..."