Patent ID: 9485659
Filing Date: 2016-11-01
CPC Classification: H04L,H04W

Claim Text:
1. A method for monitoring a network device, wherein the method is applied to a network management system, and the method comprises: acquiring basic service set identifiers (BSSIDs) of wireless network devices in a network system managed by the network management system; determining BSSIDs of unauthorized wireless network devices in the acquired BSSIDs of the wireless network devices in the network system by using a fingerprint database of authorized wireless network devices, wherein the fingerprint database of the authorized wireless network devices comprises BSSIDs of all the authorized wireless network devices, and the fingerprint database of the authorized wireless network devices does not comprise any BSSIDs of the unauthorized wireless network devices, wherein after the determining the BSSIDs of the unauthorized wireless network devices, acquiring a media access control (MAC) forwarding table corresponding to a network port used by a user, wherein the MAC forwarding table comprises a MAC address of a wireless network device connected to the network port; and determining, according to the single BSSID of the unauthorized wireless network devices and the MAC address, an unauthorized wireless network device connected to the network port.