diff --git a/ops/nixos/etheroute-lon01/default.nix b/ops/nixos/etheroute-lon01/default.nix
index 5e4c6f4b6a..25e066d950 100644
--- a/ops/nixos/etheroute-lon01/default.nix
+++ b/ops/nixos/etheroute-lon01/default.nix
@@ -3,44 +3,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 { depot, lib, pkgs, config, ... }:
-let
-  makeIPIPInterface = {
-    name,
-    underlayDevice,
-    localIP,
-    remoteIP
-  }: {
-    description = "IPIP interface ${name}";
-    wantedBy = [ "network-setup.service" "sys-subsystem-net-devices-${underlayDevice}.device" ];
-    bindsTo = [ "sys-subsystem-net-devices-${underlayDevice}.device" ];
-    partOf = [ "network-setup.service" ];
-    after = [ "network-pre.target" "sys-subsystem-net-devices-${underlayDevice}.device" "network-addresses-${underlayDevice}.service" ];
-    before = [ "network-setup.service" ];
-    serviceConfig.Type = "oneshot";
-    serviceConfig.RemainAfterExit = true;
-    path = [ pkgs.iproute2 ];
-
-    script = ''
-      echo "Removing old interface"
-      ip link show "${name}" >/dev/null 2>&1 && ip link del "${name}"
-
-      echo "Adding interface"
-      ip link add name "${name}" type ipip local "${localIP}" remote "${remoteIP}"
-
-      echo "Bringing up interface"
-      ip link set "${name}" up
-    '';
-    preStop = ''
-      echo "Removing interface"
-      ip link set "${name}" down || true
-      ip link del "${name}" || true
-    '';
-    reload = ''
-      ip link set dev "${name}" type ipip local "${localIP}" remote "${remoteIP}"
-    '';
-    reloadIfChanged = true;
-  };
-in {
+{
   imports = [
     ../lib/bgp.nix
     ../lib/zfs.nix
@@ -113,6 +76,7 @@ in {
     hostName = "etheroute-lon01";
     domain = "as205479.net";
     hostId = "420bee1b";
+    useNetworkd = true;
 
     nameservers = [
       "2001:4860:4860::8888"
@@ -132,10 +96,10 @@ in {
       ipv4.addresses = [{ address = "103.141.25.50"; prefixLength = 30; }];
       ipv6.addresses = [{ address = "2a07:242:800:64::68"; prefixLength = 64; }];
     };
-    interfaces.quadv1-4 = {
-      ipv4.addresses = [{ address = "92.118.31.254"; prefixLength = 24; }];
-      virtual = true;
-    };
+    #interfaces.quadv1-4 = {
+    #  ipv4.addresses = [{ address = "92.118.31.254"; prefixLength = 24; }];
+    #  virtual = true;
+    #};
     firewall.allowedTCPPorts = [ 80 443 ];
     firewall.extraCommands = ''
       # Flush old rules.
@@ -168,13 +132,6 @@ in {
   my.ip.tailscale = "100.99.227.112";
   my.ip.tailscale6 = "fd7a:115c:a1e0:ab12:4843:cd96:6263:e370";
 
-  networking.greTunnels.quadv1-4 = {
-    remote = "82.163.116.66";
-    local = "103.141.25.50";
-    dev = "eno1";
-    type = "tun";
-  };
-
   services.openssh.hostKeys = [
     {
       path = "/persist/etc/ssh/ssh_host_ed25519_key";