diff --git a/devices/srv1/node0/default.nix b/devices/srv1/node0/default.nix
index 86fcad76..fcad7d4a 100644
--- a/devices/srv1/node0/default.nix
+++ b/devices/srv1/node0/default.nix
@@ -4,7 +4,15 @@ inputs:
   {
     nixos =
     {
-      system.nixpkgs.march = "cascadelake";
+      system =
+      {
+        nixpkgs.march = "cascadelake";
+        networking.networkd.static =
+        {
+          eno145 = { ip = "192.168.1.10"; mask = 24; gateway = "192.168.1.1"; };
+          eno146 = { ip = "192.168.178.10"; mask = 24; };
+        };
+      };
       packages.vasp = null;
       services =
       {
diff --git a/modules/system/networking.nix b/modules/system/networking.nix
index a5e9c1f0..33fe9014 100644
--- a/modules/system/networking.nix
+++ b/modules/system/networking.nix
@@ -16,7 +16,7 @@ inputs:
           {
             ip = mkOption { type = types.nonEmptyStr; };
             mask = mkOption { type = types.ints.unsigned; };
-            gateway = mkOption { type = types.nonEmptyStr; };
+            gateway = mkOption { type = types.nullOr types.nonEmptyStr; default = null; };
             dns = mkOption { type = types.nonEmptyStr; default = null; };
           };});
           default = {};
@@ -91,8 +91,9 @@ inputs:
               value =
               {
                 matchConfig.Name = network.name;
-                address = [ "${network.ip}/${builtins.toString network.mask}" ];
-                routes = [{ routeConfig.Gateway = network.gateway; }];
+                address = [ "${network.value.ip}/${builtins.toString network.value.mask}" ];
+                routes = inputs.lib.mkIf (network.value.gateway != null)
+                  [{ Gateway = network.value.gateway; Destination = "0.0.0.0/0"; }];
                 linkConfig.RequiredForOnline = "routable";
               };
             })