{ config, lib, ... }: { networking = { firewall = { interfaces = { ens3 = { allowedUDPPorts = [ 53580 53590 ] ++ lib.optionals (config.networking.hostName == "hazel") [ 443 25565 24 25 110 143 465 587 993 995 4190 53570 ]; allowedTCPPorts = [ 53580 53590 ] ++ lib.optionals (config.networking.hostName == "hazel") [ 443 25565 24 25 110 143 465 587 993 995 4190 53570 ]; }; }; }; }; }