'Add a port forwarding rule for port or ports.'

def ex_create_port_forwarding_rule(self, address, private_port, public_port, protocol, public_end_port=None, private_end_port=None, openfirewall=True):

    return self.driver.ex_create_port_forwarding_rule(node=self, address=address, private_port=private_port, public_port=public_port, protocol=protocol, public_end_port=public_end_port, private_end_port=private_end_port, openfirewall=openfirewall)
