(Now, the private connection of wireless routers by employees in the office has become a serious problem that affects the management of the enterprise LAN. Through wireless routing, employees' own laptops, mobile phones, tablets and other devices can easily access the corporate intranet, which will seriously seize the LAN bandwidth and occupy corporate network resources. During other office hours, the phenomenon of playing mobile phones and watching videos may be So it's even more severe. After all, the practical prohibition of illegal wireless router access is the basic solution to the problem.)