Mastering IPTables
October 28th, 2008
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Two cool articles up on Linuxjournal.com regarding IPTables, the built-in firewall for Linux. I’ve struggled to learn how IPTables works (especially after using the excellent OpenBSD pf firewall) but these videos really explain IPTables well:
I would encourage you to watch both videos if you use Linux, especially if your system is exposed to the Internet (not behind a home router).