The present application provides a network access method, apparatus and device, the method includes: acquiring device information of a mesh network device after registration; determining a first master node set to be connected according to the device information of the mesh network device; determining a first target master node device from the first master node set based on a master node selection manner, determining the device group corresponding to the first target master node device, and acquiring a target node device in the device group corresponding to the first target master node device; and connecting the mesh network device to the target node device to enable a terminal device connected to the mesh network device to realize network access through a communication link corresponding to the mesh network device.