diff --git a/flake.lock b/flake.lock
index 94342b2..4845e4e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -118,11 +118,11 @@
     },
     "nixpkgs-25-05": {
       "locked": {
-        "lastModified": 1752620740,
-        "narHash": "sha256-f3pO+9lg66mV7IMmmIqG4PL3223TYMlnlw+pnpelbss=",
+        "lastModified": 1752866191,
+        "narHash": "sha256-NV4S2Lf2hYmZQ3Qf4t/YyyBaJNuxLPyjzvDma0zPp/M=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "32a4e87942101f1c9f9865e04dc3ddb175f5f32e",
+        "rev": "f01fe91b0108a7aff99c99f2e9abbc45db0adc2a",
         "type": "github"
       },
       "original": {
diff --git a/nodes.nix b/nodes.nix
index 7b93ed7..c9bf2e0 100644
--- a/nodes.nix
+++ b/nodes.nix
@@ -1,4 +1,8 @@
 {
+    ####################
+    #  Metz Inventory  #
+    ####################
+
     bastion-mtz-lasuite-federez = {
         system = "x86_64-linux";
         ver = "25.05";
@@ -245,4 +249,236 @@
             fsType = "ext4";
         };
     };
+
+    ######################
+    #  Rennes Inventory  #
+    ######################
+    
+    bastion-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            ./shared/bastion.nix
+        ];
+
+        ip4 = "193.54.193.176/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    db-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.177/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    dns-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.178/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    docs-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.179/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    meet-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.180/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    gris-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.181/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    mail-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.182/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    garage-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.183/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    livekit-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.184/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    backup-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.185/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    prom-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.186/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
+
+    auth-ren-lasuite-federez = {
+        system = "x86_64-linux";
+        ver = "25.05";
+        modules = [
+            # TODO
+        ];
+
+        ip4 = "193.54.193.187/24";
+        gIp4 = "193.54.193.254";
+
+        dev = "ens18";
+
+        grubDevice = "/dev/sda";
+        fileSystems."/" = { 
+            device = "/dev/disk/by-uuid/8735325b-0930-4d41-8ff9-c22d58ad05e5";
+            fsType = "ext4";
+        };
+    };
 }
\ No newline at end of file
diff --git a/shell.nix b/shell.nix
index a2ed18c..a5fb2d8 100644
--- a/shell.nix
+++ b/shell.nix
@@ -13,11 +13,61 @@ pkgs.mkShell {
     packages = with pkgs; [
         deploy-rs
         nano
+        wireguard-tools
     ];
 
     EDITOR="nano";
     
     shellHook = ''
+        rungcall() {
+            echo "Running nix-collect-garbage -d on all nodes..."
+            while read ip; do
+                echo "=========================================="
+                echo "Running garbage collection on $ip"
+                echo "=========================================="
+                ssh "$ip" "sudo nix-collect-garbage -d" < /dev/null 2>&1 | \
+                while IFS= read -r line; do
+                echo "[$ip] $line"
+                done
+                echo ""
+            done < <(grep -o 'ip4 = "[0-9.]*/' nodes.nix | sed 's/ip4 = "//; s/\/.*//') 
+        }
+        runrebootall() {
+            echo "This will reboot ALL nodes in the network!"
+            echo "Nodes to be rebooted:"
+            grep -o 'ip4 = "[0-9.]*/' nodes.nix | \
+            sed 's/ip4 = "//; s/\/.*//' | \
+            while read ip; do
+                echo "  - $ip"
+            done
+            echo ""
+            
+            read -p "Are you sure you want to reboot all these nodes? (yes/no): " confirm
+            
+            if [ "$confirm" = "yes" ]; then
+                echo "Rebooting all nodes..."
+                while read ip; do
+                echo "Rebooting $ip..."
+                # Calling systemctl bypass molly-guard
+                ssh "$ip" "sudo systemctl reboot" < /dev/null 2>&1 || echo "Yup, that failed"
+                done < <(grep -o 'ip4 = "[0-9.]*/' nodes.nix | sed 's/ip4 = "//; s/\/.*//')
+                echo "Reboot commands sent to all nodes."
+            else
+                echo "Reboot cancelled."
+            fi
+        }
+        getallhk() {
+            echo "Collecting SSH Ed25519 host keys from all nodes..."
+            echo ""
+            
+            while read ip; do
+                ssh "$ip" "cat /etc/ssh/ssh_host_ed25519_key.pub" < /dev/null 2>&1 || echo "Failed to get host key from $ip"
+            done < <(grep -o 'ip4 = "[0-9.]*/' nodes.nix | sed 's/ip4 = "//; s/\/.*//') 
+        }
+        
+        export -f rungcall
+        export -f runrebootall
+    
         echo "Welcome to Federez-LaSuite network deploy-rs shell environment!"
     '';
 }