Ars Technica

Iptables firewall script (2)

I posted a topic about my firewall script a few days ago and got a ton of help. Instead of reviving that topic, I decided to start a new one. <BR><BR>I'm trying to learn iptables firewalling and I ...
Ars Technica

iptables script to block/whitelist port 80 and forward (resolved)

I have a debian box at IP "11.22.33.44" which is running an vmware turnkeylinux appliace/app. Its running on a host only private network, connected (virtually) to only the host box on a virtual ...
Linux Journal

Building a Transparent Firewall with Linux, Part V

Dear readers, I appear to have set a Paranoid Penguin record—six months spent on one article series. (It has consisted of five installments, with a one-month break between the second and third pieces.
Bit-Tech

Build your own Router

Before we can start writing our own firewall rules, we need to have some understanding of how iptables actually works. It all starts with tables, which many of you have already guessed by the name.
Linux Journal

Taming the Wild Netfilter

For those of you who have taken the plunge and upgraded from kernel 2.2.X (or even 2.0.X) to 2.4.X, congratulations. If, like a number of folks, you're running some form of firewall using either ...
Computerworld

Ang iptables problem

/sbin/iptables -A FORWARD -p all -s 172.16.1.105 -j DROP /sbin/iptables -A FORWARD -p all -s 172.16.1.25 -j DROP /sbin/iptables -A FORWARD -p all -s 172.16.1.78 -j ...