diff --git a/hosts/nix-builder/networking.nix b/hosts/nix-builder/networking.nix
index 08cc807..81a24f4 100644
--- a/hosts/nix-builder/networking.nix
+++ b/hosts/nix-builder/networking.nix
@@ -2,6 +2,16 @@
   networking = {
     interfaces = {
       ens18 = {
+        useDHCP = false;
+        ipv4.addresses = [
+          {
+            address = "10.50.65.10";
+            prefixLength = 24;
+          }
+        ];
+      };
+
+      ens19 = {
         useDHCP = false;
         ipv4.addresses = [
           {
@@ -11,7 +21,7 @@
         ];
       };
 
-      ens19 = {
+      ens20 = {
         useDHCP = false;
         ipv4.addresses = [
           {
@@ -24,7 +34,7 @@
 
     defaultGateway = {
       address = "10.50.68.1";
-      interface = "ens19";
+      interface = "ens20";
     };
   };
 }
diff --git a/hosts/ops/networking.nix b/hosts/ops/networking.nix
new file mode 100644
index 0000000..4c0c353
--- /dev/null
+++ b/hosts/ops/networking.nix
@@ -0,0 +1,40 @@
+{
+  networking = {
+    interfaces = {
+      ens18 = {
+        useDHCP = false;
+        ipv4.addresses = [
+          {
+            address = "10.50.65.100";
+            prefixLength = 24;
+          }
+        ];
+      };
+
+      ens19 = {
+        useDHCP = false;
+        ipv4.addresses = [
+          {
+            address = "10.50.80.100";
+            prefixLength = 24;
+          }
+        ];
+      };
+
+      ens20 = {
+        useDHCP = false;
+        ipv4.addresses = [
+          {
+            address = "10.50.77.20";
+            prefixLength = 24;
+          }
+        ];
+      };
+    };
+
+    defaultGateway = {
+      address = "10.50.80.1";
+      interface = "ens19";
+    };
+  };
+}
diff --git a/hosts/ops/nixos.nix b/hosts/ops/nixos.nix
index 2260952..aa94860 100644
--- a/hosts/ops/nixos.nix
+++ b/hosts/ops/nixos.nix
@@ -1,3 +1,6 @@
 {
-  imports = [ ./hardware-configuration.nix ];
+  imports = [
+    ./hardware-configuration.nix
+    ./networking.nix
+  ];
 }