{ config, pkgs, ... }: { networking = { nameservers = [ "1.1.1.1" "1.0.0.1" ]; networkmanager = { enable = true; dns = "none"; plugins = with pkgs; [ networkmanager-openconnect ]; }; firewall = { checkReversePath = false; allowedUDPPortRanges = [ { from = 32768; to = 60999; } ]; allowedUDPPorts = [ 5353 ]; }; }; environment.systemPackages = with pkgs; [ openconnect networkmanagerapplet ]; environment.etc."gnutls/config".text = '' [overrides] disabled-version = tls1.0 disabled-version = tls1.1 disabled-version = tls1.3 ''; }