Pass the Huawei Certified Network Professional HCNP H12-721 Questions and answers with ExamsMirror

What are the possible reasons why the firewall 2 IPSec VPN cannot be established successfully?

The attacker sends a large number of invite messages to the SIP server, causing the SIP server to refuse service. Which layer of the OSI model is this attack based on?

After the BFD session is established, the two systems periodically send BFD control packets. If a system does not receive any packets from the peer within the detection time, the status of the BFD session is considered to be Down. Which mode of detection is this mode called BFD?

When an IPSec VPN is set up on both ends of the firewall, the security ACL rules of both ends are mirrored.

Which of the following protocol messages cannot be propagated in an IPSec tunnel by default?

The interaction process of the firewall linkage NIP intrusion detection device is: 1. record the intrusion process, alarm log record; 2. NIP for attack detection; 3. reconfigure the firewall; 4 terminate the intrusion Which of the following correct interaction sequences is the same?

134. Which of the following is the connection status data to be backed up in the HRP function?

What actions will be performed when the firewall hot standby sends the active/standby switchover?

The default interval for sending VGMP hello packets is 1 second. That is, when the hello packet sent by the peer is not received within the range of three hello packets, the peer is considered to be faulty. Master status.

After a new security instance is created on the firewall, there is no security zone on the firewall, and the administrator needs to plan the configuration.