Configuring the user account format
Enter system view.
system-view
Configure the MAC authentication user account format.
Use one MAC-based user account for each user.
mac-authentication user-name-format mac-address [ { with-hyphen | without-hyphen } [ lowercase | uppercase ] ]
Use one shared user account for all users.
mac-authentication user-name-format fixed [ account name ] [ password { cipher | simple } string ]
By default, the device uses the MAC address of a user as the username and password for MAC authentication. The MAC address is in the hexadecimal notation without hyphens, and letters are in lower case.