Network fault diagnosis method and device, network device and storage medium

The invention discloses a network fault diagnosis method and device, a network device and a storage medium, and belongs to the technical field of communication. The method comprises the following steps: acquiring communication state information of network device; determining whether the communication state information is abnormal or not according to a preset fault diagnosis strategy; when the communication state information is abnormal, determining a target fault event corresponding to the communication state information according to a corresponding relationship between the abnormal communication state information and the fault event; and according to the target fault event, determining a reason why the network device has a network fault. By means of the method, automatic diagnosis of thenetwork fault can be achieved, the fault reason can be determined, and the efficiency of network fault diagnosis is improved. 本发明公开了一种网络故障诊断方法、装置、网络设备及存储介质，属于通信技术领域。所述方法包括：获得网络设备的通信状态信息；根据预设故障诊断策略，确定所述通信状态信息是否异常；在所述通信状态信息异常时，