{ pkgs, lib, ... }: { networking = { enableIPv6 = false; useDHCP = false; firewall = { enable = true; allowedTCPPorts = [ 22 ]; }; # Make sure we use iptables nftables.enable = lib.mkForce false; hosts = { "84.88.53.236" = [ "ssfhead.bsc.es" "ssfhead" ]; "84.88.51.142" = [ "raccoon-ipmi" ]; "192.168.11.12" = [ "bscpm04.bsc.es" ]; "192.168.11.15" = [ "gitlab-internal.bsc.es" ]; }; }; }