def METHOD_NAME(self):
    #test data_ports
    args = [
        "--source", "10.0.0.1",
        "--dest", "10.0.0.2",
        "--data-ports", "2000-3000"
    ]
    result_json=self.run_cmd("", args=args)
    assert('data-ports' in result_json)
    assert('upper' in result_json['data-ports'])
    assert('lower' in result_json['data-ports'])
    self.assertEquals(result_json['data-ports']['lower'], 2000)
    self.assertEquals(result_json['data-ports']['upper'], 3000)