{ config, lib, pkgs, ... }: with lib; let pppInterface = config.networking.pppInterface; in { options = { networking.pppInterface = mkOption { type = types.str; default = "dsl"; }; }; config = { networking.vlans = { telekom = { id = 7; interface = "eno2"; }; }; services.pppd = { enable = true; peers.telekom.config = '' nodefaultroute ifname ${pppInterface} lcp-echo-failure 1 lcp-echo-interval 1 maxfail 0 mtu 1492 mru 1492 plugin rp-pppoe.so name telekom user 002576900250551137425220#0001@t-online.de telekom debug ''; }; systemd.services."pppd-telekom".serviceConfig = lib.mkForce { Type = "forking"; PIDFile = "/run/pppd/${pppInterface}.pid"; ExecStart = "${lib.getBin pkgs.ppp}/sbin/pppd call telekom updetach nolog +ipv6"; Restart = "always"; RestartSec = 5; RuntimeDirectory = "pppd"; RuntimeDirectoryPreserve = true; }; sops.secrets."pap-secrets" = { format = "binary"; sopsFile = ./pap-secrets; path = "/etc/ppp/pap-secrets"; }; environment.etc = { "ppp/ip-up" = { text = '' #!${pkgs.runtimeShell} ${pkgs.iproute}/bin/ip route add default via "$5" dev "${pppInterface}" metric 512 ''; mode = "0555"; }; }; systemd.network.networks."dsl" = { matchConfig = { Name = "dsl"; }; dns = [ "::1" "127.0.0.1" ]; domains = [ "~." ]; networkConfig = { LinkLocalAddressing = "no"; DNSSEC = true; }; }; }; }