What is your understanding of "virtual network interface"?Ideally with examples.If you just need to open the port for listening, this can be done with the help of the netcat utility. - nobody
network interface is needed for VirtualBox - Mr. Miss
I'm not sure that you need it, because I don’t understand what you are trying to do, but maybe it will help (See part before NAT): opennet.ru/tips/… - nobody
netcatutility. - nobodyVirtualBox- Mr. Miss