diff --git a/REGISTRY.md b/REGISTRY.md
index 04d788a..1432300 100644
--- a/REGISTRY.md
+++ b/REGISTRY.md
@@ -3,13 +3,13 @@
 ## HE
 
 On a un `/64` uniquement routé via un tunnel 6in4:
- - IP de lien local: `2001:470:1f12:187::2/64`
- - IP de lien Remote: `2001:470:1f12:187::1/64`
+ - IP de lien local: `2001:470:1f12:2b::2/64`
+ - IP de lien Remote: `2001:470:1f12:2b::1/64`
  - Endpoint ipv4: `216.66.84.42`/`129.199.146.230`
 
 | Préfixe | Attribution |
 |-|-|
-| `2001:470:1f13:187::/64` | he-dmz, vlan 2530 |
+| `2001:470:1f13:2b::/64` | he-dmz, vlan 2530 |
 
 ## MWAN
 
diff --git a/machines/router02/_hardware-configuration.nix b/machines/router02/_hardware-configuration.nix
index 3214702..4920a10 100644
--- a/machines/router02/_hardware-configuration.nix
+++ b/machines/router02/_hardware-configuration.nix
@@ -42,7 +42,7 @@
   # (the default) this is the recommended approach. When using systemd-networkd it's
   # still possible to use this option, but it's recommended to use it in conjunction
   # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
-  networking.useDHCP = lib.mkDefault true;
+  # networking.useDHCP = lib.mkDefault true;
   # networking.interfaces.ens18.useDHCP = lib.mkDefault true;
 
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
diff --git a/machines/router02/networking.nix b/machines/router02/networking.nix
index 3979c07..3bc2d79 100644
--- a/machines/router02/networking.nix
+++ b/machines/router02/networking.nix
@@ -10,7 +10,10 @@
 
         networkConfig = {
           Description = "ENS uplink";
-          Address = [ "129.199.146.230/24" ];
+          Address = [
+            "129.199.146.231/24"
+            "129.199.146.230/24"
+          ];
           Gateway = "129.199.146.254";
           LLDP = true;
           # Only to the switch we are connected to directly, e.g. the hypervisor or the switch.
@@ -34,8 +37,8 @@
       "50-tun-he" = {
         name = "sit-he";
         networkConfig = {
-          Description = "HE.NET IPv6 Tunnel (gdd)";
-          Address = [ "2001:470:1f12:187::2/64" ];
+          Description = "HE.NET IPv6 Tunnel (maurice)";
+          Address = [ "2001:470:1f12:2b::2/64" ];
           ConfigureWithoutCarrier = true;
         };
         routes = [
@@ -53,13 +56,13 @@
         routingPolicyRules = [
           {
             routingPolicyRuleConfig = {
-              From = "2001:470:1f13:187::/64";
+              From = "2001:470:1f13:2b::/64";
               Table = "he";
             };
           }
           {
             routingPolicyRuleConfig = {
-              To = "2001:470:1f13:187::/64";
+              To = "2001:470:1f13:2b::/64";
               Table = "he";
             };
           }
@@ -160,13 +163,13 @@
         name = "vlan-he-dmz";
         networkConfig = {
           Description = "HE DMZ VLAN";
-          Address = [ "2001:470:1f13:187::1/64" ];
+          Address = [ "2001:470:1f13:2b::1/64" ];
           IPv6SendRA = "yes";
         };
         ipv6Prefixes = [
           {
             ipv6PrefixConfig = {
-              Prefix = "2001:470:1f13:187::0/64";
+              Prefix = "2001:470:1f13:2b::0/64";
             };
           }
         ];
@@ -174,7 +177,7 @@
           {
             Table = "he";
             Scope = "global";
-            Destination = "2001:470:1f13:187::/64";
+            Destination = "2001:470:1f13:2b::/64";
           }
         ];
       };
@@ -186,7 +189,7 @@
           Name = "sit-he";
         };
         tunnelConfig = {
-          Local = "129.199.146.230";
+          Local = "129.199.146.231";
           Remote = "216.66.84.42";
         };
       };