{ config, lib, pkgs, ... }: { networking = { hostName = "traefik"; interfaces.eth0 = { ipv4.addresses = [{ address = "192.168.1.171"; prefixLength = 24; }]; }; firewall.allowedTCPPorts = [ 80 443 8080 8082 ]; defaultGateway = { address = "192.168.1.1"; interface = "eth0"; }; }; }