diff --git a/debian-generic/Vagrantfile b/debian-generic/Vagrantfile
index 3457e89..17c8ac3 100644
--- a/debian-generic/Vagrantfile
+++ b/debian-generic/Vagrantfile
@@ -8,7 +8,7 @@ VAGRANTFILE_API_VERSION = '2'
 # Require 'yaml' module
 require 'yaml'
 
-# Read YAML file with VM details (box, CPU, and RAM)
+# Read YAML file with VM details (box, CPU, RAM, IP addresses)
 # Edit machines.yml to change VM configuration details
 machines = YAML.load_file(File.join(File.dirname(__FILE__), 'machines.yml'))
 
@@ -33,13 +33,25 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       # Specify the Vagrant box to use (use VMware box by default)
       srv.vm.box = machine['vmw_box']
 
-      # Disable default synced folder
-      srv.vm.synced_folder '.', '/vagrant', disabled: true
+      # Configure default synced folder (disable by default)
+      if machine['sync_disabled'] != nil
+        srv.vm.synced_folder '.', '/vagrant', disabled: machine['sync_disabled']
+      else
+        srv.vm.synced_folder '.', '/vagrant', disabled: true
+      end #if machine['sync_disabled']
+
+      # Assign additional private network
+      if machine['ip_addr'] != nil
+        srv.vm.network 'private_network', ip: machine['ip_addr']
+      end # if machine['ip_addr']
 
       # Configure CPU & RAM per settings in machines.yml (Fusion)
       srv.vm.provider 'vmware_fusion' do |vmw|
         vmw.vmx['memsize'] = machine['ram']
         vmw.vmx['numvcpus'] = machine['vcpu']
+        if machine['nested'] == true
+          vmw.vmx['vhv.enable'] = 'TRUE'
+        end #if machine['nested']
       end # srv.vm.provider 'vmware_fusion'
 
       # Configure CPU & RAM per settings in machines.yml (VirtualBox)
diff --git a/photon-ansible/Vagrantfile b/photon-ansible/Vagrantfile
index 5672875..2d003af 100644
--- a/photon-ansible/Vagrantfile
+++ b/photon-ansible/Vagrantfile
@@ -8,7 +8,7 @@ VAGRANTFILE_API_VERSION = '2'
 # Require 'yaml' module
 require 'yaml'
 
-# Read YAML file with VM details (box, CPU, and RAM)
+# Read YAML file with VM details (box, CPU, RAM, IP addresses)
 # Edit machines.yml to change VM configuration details
 machines = YAML.load_file(File.join(File.dirname(__FILE__), 'machines.yml'))
 
@@ -33,8 +33,12 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       # Specify the Vagrant box to use (use VMware box by default)
       srv.vm.box = machine['vmw_box']
 
-      # Disable default synced folder (not supported with Photon)
-      srv.vm.synced_folder '.', '/vagrant', disabled: true
+      # Configure default synced folder (disable by default)
+      if machine['sync_disabled'] != nil
+        srv.vm.synced_folder '.', '/vagrant', disabled: machine['sync_disabled']
+      else
+        srv.vm.synced_folder '.', '/vagrant', disabled: true
+      end #if machine['sync_disabled']
 
       # Assign additional private network
       if machine['ip_addr'] != nil
@@ -42,10 +46,12 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       end # if machine['ip_addr']
 
       # Configure CPU & RAM per settings in machines.yml (Fusion)
-      # Nested virt not included because not supported with Photon
       srv.vm.provider 'vmware_fusion' do |vmw|
         vmw.vmx['memsize'] = machine['ram']
         vmw.vmx['numvcpus'] = machine['vcpu']
+        if machine['nested'] == true
+          vmw.vmx['vhv.enable'] = 'TRUE'
+        end #if machine['nested']
       end # srv.vm.provider 'vmware_fusion'
 
       # Configure CPU & RAM per settings in machines.yml (VirtualBox)
diff --git a/photon-cloudinit/Vagrantfile b/photon-cloudinit/Vagrantfile
index bac3bd6..3a37f1f 100644
--- a/photon-cloudinit/Vagrantfile
+++ b/photon-cloudinit/Vagrantfile
@@ -8,7 +8,7 @@ VAGRANTFILE_API_VERSION = '2'
 # Require 'yaml' module
 require 'yaml'
 
-# Read YAML file with VM details (box, CPU, and RAM)
+# Read YAML file with VM details (box, CPU, RAM, IP addresses)
 # Edit machines.yml to change VM configuration details
 machines = YAML.load_file(File.join(File.dirname(__FILE__), 'machines.yml'))
 
@@ -37,14 +37,25 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       # Specify the Vagrant box to use (use VMware box by default)
       srv.vm.box = machine['vmw_box']
 
-      # Disable default synced folder (not supported with Photon)
-      srv.vm.synced_folder '.', '/vagrant', disabled: true
+      # Configure default synced folder (disable by default)
+      if machine['sync_disabled'] != nil
+        srv.vm.synced_folder '.', '/vagrant', disabled: machine['sync_disabled']
+      else
+        srv.vm.synced_folder '.', '/vagrant', disabled: true
+      end #if machine['sync_disabled']
+
+      # Assign additional private network
+      if machine['ip_addr'] != nil
+        srv.vm.network 'private_network', ip: machine['ip_addr']
+      end # if machine['ip_addr']
 
       # Configure CPU & RAM per settings in machines.yml (Fusion)
-      # Nested virt not included because not supported with Photon
       srv.vm.provider 'vmware_fusion' do |vmw|
         vmw.vmx['memsize'] = machine['ram']
         vmw.vmx['numvcpus'] = machine['vcpu']
+        if machine['nested'] == true
+          vmw.vmx['vhv.enable'] = 'TRUE'
+        end #if machine['nested']
       end # srv.vm.provider 'vmware_fusion'
 
       # Configure CPU & RAM per settings in machines.yml (VirtualBox)
diff --git a/photon/Vagrantfile b/photon/Vagrantfile
index eab4448..17c8ac3 100644
--- a/photon/Vagrantfile
+++ b/photon/Vagrantfile
@@ -8,7 +8,7 @@ VAGRANTFILE_API_VERSION = '2'
 # Require 'yaml' module
 require 'yaml'
 
-# Read YAML file with VM details (box, CPU, and RAM)
+# Read YAML file with VM details (box, CPU, RAM, IP addresses)
 # Edit machines.yml to change VM configuration details
 machines = YAML.load_file(File.join(File.dirname(__FILE__), 'machines.yml'))
 
@@ -33,14 +33,25 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       # Specify the Vagrant box to use (use VMware box by default)
       srv.vm.box = machine['vmw_box']
 
-      # Disable default synced folder (not supported with Photon)
-      srv.vm.synced_folder '.', '/vagrant', disabled: true
+      # Configure default synced folder (disable by default)
+      if machine['sync_disabled'] != nil
+        srv.vm.synced_folder '.', '/vagrant', disabled: machine['sync_disabled']
+      else
+        srv.vm.synced_folder '.', '/vagrant', disabled: true
+      end #if machine['sync_disabled']
+
+      # Assign additional private network
+      if machine['ip_addr'] != nil
+        srv.vm.network 'private_network', ip: machine['ip_addr']
+      end # if machine['ip_addr']
 
       # Configure CPU & RAM per settings in machines.yml (Fusion)
-      # Nested virt not included because not supported with Photon
       srv.vm.provider 'vmware_fusion' do |vmw|
         vmw.vmx['memsize'] = machine['ram']
         vmw.vmx['numvcpus'] = machine['vcpu']
+        if machine['nested'] == true
+          vmw.vmx['vhv.enable'] = 'TRUE'
+        end #if machine['nested']
       end # srv.vm.provider 'vmware_fusion'
 
       # Configure CPU & RAM per settings in machines.yml (VirtualBox)
diff --git a/ubuntu-generic/Vagrantfile b/ubuntu-generic/Vagrantfile
index 3457e89..17c8ac3 100644
--- a/ubuntu-generic/Vagrantfile
+++ b/ubuntu-generic/Vagrantfile
@@ -8,7 +8,7 @@ VAGRANTFILE_API_VERSION = '2'
 # Require 'yaml' module
 require 'yaml'
 
-# Read YAML file with VM details (box, CPU, and RAM)
+# Read YAML file with VM details (box, CPU, RAM, IP addresses)
 # Edit machines.yml to change VM configuration details
 machines = YAML.load_file(File.join(File.dirname(__FILE__), 'machines.yml'))
 
@@ -33,13 +33,25 @@ Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
       # Specify the Vagrant box to use (use VMware box by default)
       srv.vm.box = machine['vmw_box']
 
-      # Disable default synced folder
-      srv.vm.synced_folder '.', '/vagrant', disabled: true
+      # Configure default synced folder (disable by default)
+      if machine['sync_disabled'] != nil
+        srv.vm.synced_folder '.', '/vagrant', disabled: machine['sync_disabled']
+      else
+        srv.vm.synced_folder '.', '/vagrant', disabled: true
+      end #if machine['sync_disabled']
+
+      # Assign additional private network
+      if machine['ip_addr'] != nil
+        srv.vm.network 'private_network', ip: machine['ip_addr']
+      end # if machine['ip_addr']
 
       # Configure CPU & RAM per settings in machines.yml (Fusion)
       srv.vm.provider 'vmware_fusion' do |vmw|
         vmw.vmx['memsize'] = machine['ram']
         vmw.vmx['numvcpus'] = machine['vcpu']
+        if machine['nested'] == true
+          vmw.vmx['vhv.enable'] = 'TRUE'
+        end #if machine['nested']
       end # srv.vm.provider 'vmware_fusion'
 
       # Configure CPU & RAM per settings in machines.yml (VirtualBox)