diff --git a/hosts/athame/nixos/default.nix b/hosts/athame/nixos/default.nix
index 8d95397b..d603c7eb 100644
--- a/hosts/athame/nixos/default.nix
+++ b/hosts/athame/nixos/default.nix
@@ -30,6 +30,8 @@ with lib;
     ../../../services/node-exporter.nix
     ../../../services/promtail.nix
     ../../../services/netdata.nix
+    ../../../services/znc.nix
+    ../../../services/asterisk.nix
   ];
 
   boot.loader.grub.enable = true;
diff --git a/services/asterisk.nix b/services/asterisk.nix
new file mode 100644
index 00000000..1ed902c4
--- /dev/null
+++ b/services/asterisk.nix
@@ -0,0 +1,57 @@
+
+{ config, lib, pkgs, tf, ... }:
+
+with lib;
+
+{
+  katnet.public.tcp.ports = [ 5160 5060 ];
+  katnet.public.udp.ports = [ 5160 5060 ];
+
+  katnet.public.tcp.ranges = [{
+    from = 10000;
+    to = 20000;
+  }];
+
+  katnet.public.udp.ranges = [{
+    from = 10000;
+    to = 20000;
+  }];
+
+  services.fail2ban.jails = {
+    asterisk = ''
+      enabled  = true
+      filter   = asterisk
+      action   = nftables-allports
+      logpath  = /var/log/asterisk/messages
+      maxretry = 4
+    '';
+  };
+
+  environment.systemPackages = with pkgs; [ asterisk ];
+
+  users.groups.asterisk = {
+    name = "asterisk";
+  };
+
+  users.users.asterisk = {
+    name = "asterisk";
+    group = "asterisk";
+    home = "/var/lib/asterisk";
+    isSystemUser = true;
+  };
+
+  systemd.services.asterisk = {
+    description = "Asterisk PBX Server";
+
+    wantedBy = [ "multi-user.target" ];
+
+    restartIfChanged = false;
+
+    serviceConfig = {
+      ExecStart = "${pkgs.asterisk}/bin/asterisk -U asterisk -C /etc/asterisk/asterisk.conf -F";
+      ExecReload = "${pkgs.asterisk}/bin/asterisk -x 'core reload'";
+      Type = "forking";
+      PIDFile = "/run/asterisk/asterisk.pid";
+    };
+  };
+}
diff --git a/services/znc.nix b/services/znc.nix
new file mode 100644
index 00000000..56edd21c
--- /dev/null
+++ b/services/znc.nix
@@ -0,0 +1,10 @@
+{ config, ... }:
+
+{
+  services.znc = {
+    enable = true;
+    mutable = false;
+    useLegacyConfig = false;
+    openFirewall = false;
+  };
+}