I always have people asking me for a dummies guide to IPtables, and in all reality their isn’t one it takes time, reading, and understanding to use it properly. If IPtables is used properly and effectively it can save you hundreds of dollars in networking equipment and time. Here is a collection of several IPtables how-to’s and links I have collected for people through the years.

• Basic IPtables Commands
• Using iptables to limit bruteforce attacks
• Configuring IPtables on ubuntu server
• Basic IPtables Configuration example

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