cuz why not. I'm a noob and this stuffs are cryptic resources https://wiki.archlinux.org/title/Network_configuration Linux Networking Reading List https://gist.github.com/eenblam/2e610de9dd089188b354595f10f99823 routing table iproute userspace networking udev netfilter tcpdump nxtrace (AUR::nexttrace) nftables -------- can I use docker to manage the rootfs? iproutes: --------- $ ip addr 8: enp199s0f4u1u1: mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether 84:ba:59:d6:45:3a brd ff:ff:ff:ff:ff:ff altname enx84ba59d6453a inet 141.76.49.42/26 brd 141.76.49.63 scope global dynamic noprefixroute enp199s0f4u1u1 valid_lft 15533sec preferred_lft 15533sec inet6 fe80::c111:2a04:9e05:cb13/64 scope link noprefixroute valid_lft forever preferred_lft forever -------------------------------------------------------------------------------------------- * enp199.... : interface name systemd style * : interface flags : UP : interface is up : LOWER_UP: physical link/carrier detected (e.g. cable plugged) * mtu 1500 : max transmission unit (largest ip packet payload) * qdisc fq-codel : queuing dicipline ... * state UP : administrative + operational state * group default : interface grouping (?) * qlen 1000 : transmit queue length * link/ether 84:ba:59:d6:45:3a brd ff:ff:ff:ff:ff:ff MAC * altname ... : alternative device name (derived from MAC) IPV4 ADDRESS LINE * inet 141.76.49.42/26 brd 141.76.49.63 scope global dynamic noprefixroute enp199s0f4u1u1 inet 141.76.49.42/26 -------------------- ip addr / mask 26 bits == [141.76.49.0 ~ 141.76.49.63] brd 141.76.49.63 ---------------- broadcast addr * scope global: address is globally routable * dynamic (address assigned dynamically) * noprefixroute: prevent kernel from automatically acreating tper address route * trailing enp... interface label shown when addr was assigned ipv4 lifetime * valid_lft 15533sec preferred_lft 15533sec --------------------------------------------------------------------------------------------