Since the receiving sensitivity of the terminal is lower than that of the AP, considering uplink and downlink balance, setting the transmit power of the AP to be slightly larger than that of the terminal can optimize the communication effect.

Fault recovery switchback refers to link or device failure recovery, and the tunnel lsp path can be switched back to the initial locked path;

Refer to the diagram above, which statement about the original bandwidth mode is correct?
(Multiple choice)

MAC address authentication is an authentication method that controls user access rights based on the interface and terminal MAC address. Which of the following are the advantages? (Multiple choice)

The security protection level of graded protection objects is divided into five levels, of which the third level means that if the graded protection objects are damaged, it will cause ( ) to social order and public interests or ( ) to national security.