diff --git a/templates/Vagrantfile.template b/templates/Vagrantfile.template
index fb28440..2c1e62c 100644
--- a/templates/Vagrantfile.template
+++ b/templates/Vagrantfile.template
@@ -13,16 +13,26 @@ Vagrant.configure("2") do |config|
   num_webserver = #{numWebserver}
   num_loadbalancer = #{numLoadbalancers}
 
-  webserver_ids = []
+  ansible_groups = {
+    "loadbalancer" => [],
+    "webserver" => []
+  }
+  ansible_vars = {}
+
   (1..num_webserver).each do |nth|
     machine_id = "#{customerName}-bloated-debian-web%d" % [nth]
-    webserver_ids = webserver_ids.push(machine_id)
+    ansible_groups["webserver"] << machine_id
+    
+    machine_ip = increment_ip()
+    ansible_vars[machine_id] = {
+      "ipv4_address" => machine_ip
+    }
 
     config.vm.define machine_id do |web| 
       web.vm.box = "ubuntu/focal64"
       web.vm.hostname = machine_id
 
-      web.vm.network "private_network", ip: increment_ip()
+      web.vm.network "private_network", ip: machine_ip
       web.vm.provision "file", source: "./.ssh/id_rsa.pub", destination: "~/.ssh/authorized_keys"
 
       web.vm.provider "virtualbox" do |vb|
@@ -34,24 +44,27 @@ Vagrant.configure("2") do |config|
       if nth == num_webserver
         config.vm.provision "ansible" do |ansible|
           ansible.playbook = "./playbooks/install_nginx.yml"
-          ansible.groups = {
-            "webserver" => webserver_ids
-          }
+          ansible.groups = ansible_groups
+          ansible.host_vars = ansible_vars
         end
       end
     end
   end
 
-  lbserver_ids = []
   (1..num_loadbalancer).each do |nth|
     machine_id = "#{customerName}-bloated-debian-lb%d" % [nth]
-    lbserver_ids = lbserver_ids.push(machine_id)
+    ansible_groups["loadbalancer"] << machine_id
+    
+    machine_ip = increment_ip()
+    ansible_vars[machine_id] = {
+      "ipv4_address" => machine_ip
+    }
 
-    config.vm.define machine_id do |web| 
+    config.vm.define machine_id do |web|
       web.vm.box = "ubuntu/focal64"
       web.vm.hostname = machine_id
 
-      web.vm.network "private_network", ip: increment_ip()
+      web.vm.network "private_network", ip: machine_ip
       web.vm.provision "file", source: "./.ssh/id_rsa.pub", destination: "~/.ssh/authorized_keys"
 
       web.vm.provider "virtualbox" do |vb|
@@ -63,9 +76,8 @@ Vagrant.configure("2") do |config|
       if nth == num_loadbalancer
         config.vm.provision "ansible" do |ansible|
           ansible.playbook = "./playbooks/install_loadbalancer.yml"
-          ansible.groups = {
-            "loadbalancer" => lbserver_ids
-          }
+          ansible.groups = ansible_groups
+          ansible.host_vars = ansible_vars
         end
       end
     end