Creates a VxLAN tunnel port.

        See the description of ``add_tunnel_port()``.

def add_vxlan_port(self, name, remote_ip,
                       local_ip=None, key=None, ofport=None):
        """
        Creates a VxLAN tunnel port.

        See the description of ``add_tunnel_port()``.
        """
        self.add_tunnel_port(name, 'vxlan', remote_ip,
                             local_ip=local_ip, key=key, ofport=ofport)