diff --git a/.gitignore b/.gitignore
index 842d9d7..16b5d5a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@
 .vagrant/
 iot-box.qcow2
 
+.env
+
diff --git a/p1/Vagrantfile b/p1/Vagrantfile
index 7488b53..229c90e 100644
--- a/p1/Vagrantfile
+++ b/p1/Vagrantfile
@@ -1,4 +1,4 @@
-# -*- mode: ruby -*-
+#sudo systemctl stop firewalld -*- mode: ruby -*-
 #
 # vi: set ft=ruby :
 
@@ -6,7 +6,7 @@ def environ(key, default)
   ENV[key] || default
 end
 
-IOT_LOGIN = environ("IOT_LOGIN", "kiroussa")
+IOT_LOGIN = environ("USER", "kanel")
 IOT_PROVIDER = environ("IOT_PROVIDER", "virtualbox")
 XDG_RUNTIME_DIR = environ("XDG_RUNTIME_DIR", "unknown")
 if XDG_RUNTIME_DIR == "unknown"
@@ -25,8 +25,7 @@ end
 Vagrant.configure("2") do |config|
   config.vagrant.plugins = []
 
-  config.vm.network "private_network", ip: "192.168.56.100"
-  config.vm.box = "debian/jessie64"
+  config.vm.box = "debian/bookworm64"
   config.vm.provider "#{IOT_PROVIDER}" do |provider|
     provider.cpus = 1
     provider.memory = 1024
@@ -34,11 +33,11 @@ Vagrant.configure("2") do |config|
 
   config.vm.define "#{IOT_LOGIN}S" do |server|
     server.vm.hostname = "#{IOT_LOGIN}S"
-    server.vm.network "private_network", ip: "192.168.56.110"
+    server.vm.network "private_network", ip: "192.168.56.110", auto_config: true
   end
 
   config.vm.define "#{IOT_LOGIN}SW" do |serverworker|
     serverworker.vm.hostname = "#{IOT_LOGIN}SW"
-    serverworker.vm.network "private_network", ip: "192.168.56.111"
+    serverworker.vm.network "private_network", ip: "192.168.56.111", auto_config: true
   end
 end
diff --git a/shell.nix b/shell.nix
index 8db9779..2e5b96c 100644
--- a/shell.nix
+++ b/shell.nix
@@ -7,6 +7,7 @@ pkgs.mkShell {
     # Tools
     vagrant
     kubectl
+    just
 
     # Virtual Machine
     nixos-generators
diff --git a/vm/flake.nix b/vm/flake.nix
index d85305e..209a66d 100644
--- a/vm/flake.nix
+++ b/vm/flake.nix
@@ -57,6 +57,8 @@
               script = pkgs.writeShellScriptBin "${scriptName}" ''
                 ${selfPkgs.vm}/bin/run-${hostname}-vm \
                   -enable-kvm \
+				  -m 8G \
+				  -smp 4\
                   -virtfs local,path=$(${pkgs.coreutils}/bin/pwd)/..,mount_tag=host0,security_model=mapped-xattr,id=host0
               '';
             in
@@ -72,6 +74,8 @@
                 ${selfPkgs.vm}/bin/run-${hostname}-vm \
                   -enable-kvm \
                   -nographic \
+				  -m 8G \
+				  -smp 4 \
                   -virtfs local,path=$(${pkgs.coreutils}/bin/pwd)/..,mount_tag=host0,security_model=mapped-xattr,id=host0
               '';
             in