In order to improve the information security of the confidential IT department, a company requires that only User1, User2, and User3 be allowed to access the company's network through a certain…

In order to improve the information security of the confidential IT department, a company requires that only User1, User2, and User3 be allowed to access the company's network through a certain switch. Administrators can configure MAC address-based VLAN division on the switch, and The MAC addresses of User1, User2, and User3 are bound to VLANs to meet this requirement.