diff --git a/m/common/xeon/net.nix b/m/common/xeon/net.nix
index 09e83ed..dfd85f8 100644
--- a/m/common/xeon/net.nix
+++ b/m/common/xeon/net.nix
@@ -85,10 +85,6 @@
       10.0.40.8               eudy xeon08 xeon08-eth0
       10.0.42.8               eudy-ib xeon08-ib0
       10.0.40.108             eudy-ipmi xeon08-ipmi0 xeon08-ipmi
-
-      # fox
-      10.0.40.26              fox
-      10.0.40.126             fox-ipmi
     '';
   };
 }
diff --git a/m/fox/configuration.nix b/m/fox/configuration.nix
index 24a3d2c..29d8fe9 100644
--- a/m/fox/configuration.nix
+++ b/m/fox/configuration.nix
@@ -4,7 +4,6 @@
   imports = [
     ../common/base.nix
     ../common/xeon/console.nix
-    ../common/xeon/net.nix
     ../module/emulation.nix
   ];
 
@@ -21,11 +20,30 @@
   hardware.cpu.intel.updateMicrocode = lib.mkForce false;
 
   networking = {
+    defaultGateway = "147.83.30.130";
+    nameservers = [ "8.8.8.8" ];
     hostName = "fox";
-    interfaces.enp1s0f0np0.ipv4.addresses = [ {
-      address = "10.0.40.26";
-      prefixLength = 24;
-    } ];
+    interfaces.enp1s0f0np0.ipv4.addresses = [
+      {
+        # UPC network
+        # Public IP configuration:
+        # - Hostname: fox.ac.upc.edu
+        # - IP: 147.83.30.141
+        # - Gateway: 147.83.30.130
+        # - NetMask: 255.255.255.192
+        # Private IP configuration for BMC:
+        # - Hostname: fox-ipmi.ac.upc.edu
+        # - IP: 147.83.35.27
+        # - Gateway: 147.83.35.2
+        # - NetMask: 255.255.255.0
+        address = "147.83.30.141";
+        prefixLength = 26; # 255.255.255.192
+      }
+    ];
+    extraHosts = ''
+      147.83.30.141   fox.ac.upc.edu
+      147.83.35.27    fox-ipmi.ac.upc.edu
+    '';
   };
 
   # Configure Nvidia driver to use with CUDA