During the MAC authentication process, to prevent illegal users from brute-forcing the user name and password of the terminal, the silent function of MAC authentication can be enabled. By default…

During the MAC authentication process, to prevent illegal users from brute-forcing the user name and password of the terminal, the silent function of MAC authentication can be enabled. By default, if a user fails to authenticate five times within 600 seconds, the access device will discard the user's authentication request within the next 60 seconds.