A. False

B. True

A. It is recommended to configure at least 2 heartbeat interfaces. One heartbeat interface is used as the master, and the other heartbeat interface is used as the backup.

B. MGMT interface (GigabitEthernet 0/0/0) cannot be used as a heartbeat interface

C. The connection method of the heartbeat interface can be direct connection, or connection through a switch or router

D. The interface MTU value greater than 1500 cannot be used as a heartbeat interface

A. Buffer overflow attack is one of the common methods in the behavior of attacking software systems

B. Buffer overflow attacks are application layer attacks.

C. Buffer overflow attacks have nothing to do with the vulnerabilities and architecture of the operating system.

D. Buffer overflow attacks exploit the flaws of the software system's memory operations to run attack codes with high operating privileges.

A. Recipient's public key

B. The sender's private key

C. Receiver's private key

D. The sender's public key