Equipment state determination method and device, gateway and storage medium

The invention provides a device state determination method and device, a gateway and a storage medium, and the method comprises the steps: obtaining the state information of a target access device, the last active time, and the state information of a target gateway service copy corresponding to the target access device from a first database, each piece of access equipment corresponds to one gateway service copy, the last active time is the time when the target access equipment reports heartbeat data or business data for the last time, and the equipment state of the target access equipment is determined according to the state information of the target access equipment, the last active time and the state information of the target gateway service copy. The device state is used for indicating whether the target access device is online. According to the method, the state information of the target access equipment is determined by comprehensively considering the state information of the target access equipment, the