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The Book of PF: A Nononsense Guide to the Openbsd Firewall,Used
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OpenBSDs stateful packet filter, PF, is the heart of the OpenBSD firewall and a necessity for any admin working in a BSD environment. With a little effort and this book, youll gain the insight needed to unlock PFs full potential.This second edition of The Book of PF has been completely updated and revised. Based on Peter N.M. Hansteens popular PF website and conference tutorials, this nononsense guide covers NAT and redirection, wireless networking, spam fighting, failover provisioning, logging, and more. Throughout the book, Hansteen emphasizes the importance of staying in control with a written network specification, keeping rule sets readable using macros, and performing rigid testing when loading new rules.The Book of PF tackles a broad range of topics that will stimulate your mind and pad your resume, including how to: Create rule sets for all kinds of network traffic, whether its crossing a simple LAN, hiding behind NAT, trave
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