def METHOD_NAME(self) -> None:
    self._setup_tracelog()
    mux = StreamMux()
    self._startup_debug_print("before_network")
    sock_port = self._start_sock(mux=mux) if self._serve_sock else None
    self._startup_debug_print("after_network")
    self._inform_used_ports(sock_port=sock_port)
    self._startup_debug_print("after_inform")
    self._setup_proctitle(sock_port=sock_port)
    self._startup_debug_print("before_loop")
    mux.loop()
    self._stop_servers()