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Yes, You Too Can Be An Evil Network Overlord – On The Cheap With OpenBSD, pflow And nfsen

Have you ever wanted to know what’s really going on in your network? Some free tools with surprising origins can help you to an almost frightening degree. Peter Hansteen shares some monitoring insights, anecdotes and practical advice in his latest column on how to really know your network. All of it with free software, of course.

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