"When you first create a virtual machine, VirtualBox by default enables one virtual network card and selects the "Network Address Translation" (NAT) mode for it. This way the the guest can connect to the outside world using the host's networking and the outside world can connect to services on the guest which you choose to make visible outside of the virtual machine."
No, nekem ez a külvilág csatlakozhat a belső szolgáltatásokhoz, nem jön össze:(