Unless you have a static IPv4 address with your ISP, it is likely that your WAN
IPv4 address will change at some point. If you want to be able to access your
home
Having a caching Domain Name System
[https://en.wikipedia.org/wiki/Domain_Name_System] (DNS) daemon is not a hard
requirement for a home router, but most commercial routers have some caching DNS
Most off-the-shelf home routers contain a DHCP
[https://wiki.archlinux.org/title/Network_configuration#DHCP] (Dynamic Host
Control Protocol) server, to assign IP addresses on your network. Your ISP
likely has a DHCP
Configuring the firewall is of utmost importance in protecting your network!
There are many options for setting up the firewall. The venerable iptables
[https://wiki.archlinux.org/title/Iptables] is now deprecated by
This is the second post in my Arch Linux-based Home Router series. This article
covers my systemd-networkd [https://wiki.archlinux.org/title/Systemd-networkd]
and sysctl/kernel [https://wiki.archlinux.org/title/Sysctl] configuration.