``` bash sudo ip tuntap add tap0 mode tap user ${USER} sudo ip link set tap0 up ```  As I said I don't think that the rest is needed, but if you want to create a bridge anyways:  ``` bash sudo ip link add name br0 type bridge sudo ip tuntap add tap0 mode tap user ${USER} sudo ip link set dev tap0 master br0 sudo ip link set tap0 up sudo ip link set br0 up ```  It's important to up the interface before the bridge. This way the bridge gets an IPv6 address related to the Hwaddr 