Ars Technica

kernel 2.4, iptables, masquerading and QUAKE, IRC, REALAUDIO

i am thinking of updating my "debian potato" router/firewall to kernel 2.4 with iptables but wonder if the modules for REALAUDIO, IRC, QUAKE are already available.<P>I heard good things about iptables ...
ZDNet

Netfilter and iptables: Stateful firewalling for Linux

When deciding on a firewall implementation, most Unix-savvy administrators have usually chosen to use ipfilter on OpenBSD for their combination of capabilities and stability, as the capabilities of ...
Linux Journal

Paranoid Penguin: Using iptables for Local Security

Most of us think of iptables strictly as a firewall tool for keeping remote attackers at bay. But did you know it also can be used to keep local users in line? The experimental match extension owner ...
ZDNet

Linux kernel to include IPv6 firewall

Firewall features already available in IPv4 will be added to IPv6 protocol in Linux, but not until later in the year. Version 2.6.12 of the Linux kernel is likely to include packet filtering that will ...
Ars Technica

Slackware firewall; iptables

Hi, I'm using Slackware 9 for a file server (SAMBA) and I need to lock down this PC. A lot of ports are open that I don't know how to close. Also, there is no firewall working.<BR><BR>The ports open ...