Tom Browder wrote: > I'm about to sign up for a fixed IPv4 address to my home. I know a bit > about setting up simple internal networks, but want to make sure I'm > doing it all correctly and securely. Does anyone have a good book they > recommend for such use?
Almost certainly what you want is Concepts (old but useful): https://www.nftables.org/documentation/HOWTO/packet-filtering-HOWTO.html What to do: https://wiki.nftables.org/wiki-nftables/index.php/Simple_ruleset_for_a_home_router How to do it in Debian: https://www.debian.org/doc/manuals/debian-handbook/sect.firewall-packet-filtering.en.html Reference: https://netfilter.org/ And the invaluable: https://stuffphilwrites.com/2014/09/iptables-processing-flowchart/ -dsr-