A monitor is used to acquire the network qualities of service (QoS) periodically, then the sample period of control systems is adjusted according to the QoS.

• 通过网络监测器周期地在线获取当前的网络服务质量，估计当前可利用的网络带宽等参数，实时地调整控制系统的采样周期以适应网络中信息流的变化。