{ config, pkgs, lib, ... }: let cfg = config.services.postfix; in { services.postfix = { enable = true; settings.main = { myhostname = "${config.networking.hostName}.pvv.ntnu.no"; mydomain = "pvv.ntnu.no"; # Nothing should be delivered to this machine mydestination = [ ]; relayhost = [ "smtp.pvv.ntnu.no:465" ]; smtp_tls_wrappermode = "yes"; smtp_tls_security_level = "encrypt"; }; }; }