To setup tuntap networking mode it requires the implication of tap networking device on the host system. It provides good performance overall and can be configured to create virtual network topology. At the same time, it requires high end configuration of the network topology in host that tends to differ from one operating system to another operating system. The command that allows it to run tap networking mode is:

-netdev tap

To change the network configuration for the user it requires

-netdev type=user.

The device option in the command is used to plug in the particular network device like

-netdeve type=user, id=mynet0 -device e2000, netdev= mynet0.