December 2000
Intermediate to advanced
800 pages
22h 41m
English
Content preview from Special Edition Using Linux®, Sixth Edition
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The Firewall Kernel
Most distributions today include the firewall code in the standard kernel. Review your installation to see if that's true. If it is, you'll find the firewall modules in /lib/modules/ ${ kernel-version} /kernel/net/ipv[46]/. However, this text will cover the kernel just in case you decide to reconfigure it for yourself. Several parameters must be set in the kernel to permit packet filtering. Some of these are subjective and are based on your hardware; one must be turned off; others are required. For more information on building a custom kernel, see Chapter 18, "Building a Custom Kernel." The first parameter follows:
Code maturity level options -> Select developmental and/or incoomplete code/drivers
As of this writing, the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.