======VirtualBox======
Best Practice
   VirtualBox
   VBoxManage controlvm hnedy savestate
   
   VBoxManage setextradata hnedy "VBoxInternal/Devices/pcnet/0/LUN#0/Config/guesthttp/Protocol" TCP
   VBoxManage setextradata hnedy "VBoxInternal/Devices/pcnet/0/LUN#0/Config/guesthttp/GuestPort" 3476
   VBoxManage setextradata hnedy "VBoxInternal/Devices/pcnet/0/LUN#0/Config/guesthttp/HostPort" 3476