def METHOD_NAME():
    parser = argparse.ArgumentParser()
    parser.add_argument("ptf_host", type=str, help="ip address of ptf host")
    args = parser.parse_args()
    global g_ptf_host
    g_ptf_host = str(args.ptf_host)
    global g_log_fp
    g_log_fp = open("/tmp/fanout_listener.log", "w")
    intfMonitor = IntfMonitor()
    try:
        intfMonitor.start()
        signal.signal(signal.SIGTERM, intfMonitor.stop())
    finally:
        intfMonitor.stop()