A Linux firewall primer

You've heard the familiar arguments: commercial firewall products are overpriced; proprietary firewall code leaves you at the mercy of a vendor's timetable in the event of a security hole; the cost of underlying hardware/software platform for Windows is high and puts you on an escalating upgrade path.

As your company's key IT decision-maker you can't afford to spend money needlessly nor ignore even temporary security issues, so you're thinking seriously about deploying a Linux-based firewall solution. What do you need to know?

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