diff --git a/Vagrantfile b/Vagrantfile
index 4b41355..eabe787 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -2,20 +2,34 @@
 # Older versions of Vagrant put less info in the inventory they generate.
 Vagrant.require_version ">= 1.8.0"
 
+require 'etc'
+
 Vagrant.configure(2) do |config|
 
   config.vm.box = "hashicorp/bionic64"
 
+  # The currently only supported provider is Virtualbox
+  # You will have to install Virtualbox from https://www.virtualbox.org
+  # Manual for the following settings: https://www.virtualbox.org/manual/ch03.html
   config.vm.provider :virtualbox do |vbox, override|
     vbox.customize ["modifyvm", :id, "--name", "jotbe DevOps VM Ansible Playground"]
+    # Amount of virtual memory
     vbox.customize ["modifyvm", :id, "--memory", 8192]
+    # Amount of virtual CPUs, by default it uses half ot the physical CPUs
     vbox.customize ["modifyvm", :id, "--cpus", Etc.nprocessors/2]
+    # The amount of graphics memory
     vbox.customize ["modifyvm", :id, "--vram", 128]
+    # If you want to use the 3D graphic acceleration in the VM, turn it on
     vbox.customize ["modifyvm", :id, "--accelerate3d", "off"]
+    # Required. Allows to use more than 16 IRQs, important esp. for 64-bit guests and if more than 1 virtual CPU is used
     vbox.customize ["modifyvm", :id, "--ioapic", "on"]
+    # Enable copy & paste between the VM and the host
     vbox.customize ["modifyvm", :id, "--clipboard-mode", "bidirectional"]
+    # Disable serial ports (COM) if not needed
     vbox.customize ["modifyvm", :id, "--uartmode1", "disconnected"]
-    vbox.customize ["modifyvm", :id, "--natnet1", "10.0.5/24"]
+    # If your local network uses the same subnet as the default Virtualbox one (10.0.2.0/24), set a different one here
+    vbox.customize ["modifyvm", :id, "--natnet1", "10.0.50.0/24"]
+    # Attach a virtual DVD drive to be able to easily install the Virtualbox Guest Additions
     vbox.customize ["storageattach", :id, "--storagectl", "IDE Controller", "--port", "0", "--device", "0", "--type", "dvddrive", "--medium", "emptydrive"]
     #vbox.customize ["storagectl", :id, "--name", "SATA Controller", "--hostiocache", "on"]
     # Default: The VM is hosted on an SSD.
@@ -23,8 +37,8 @@ Vagrant.configure(2) do |config|
     #vbox.customize ["storageattach", :id, "--storagectl", "SCSI", "--port", 0, "--nonrotational", "on"]
     #vbox.customize ["storageattach", :id, "--storagectl", "SCSI", "--port", 1, "--nonrotational", "on"]
 
-    # yes we have a gui
-    vbox.gui = true
+    # Set to true, if you intent to use a GUI
+    vbox.gui = false
   end
 
   config.vm.define "jbdev" do |dev|
@@ -40,4 +54,4 @@ Vagrant.configure(2) do |config|
     end
   end
 
-end
\ No newline at end of file
+end