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HCIP-Security-CSSN V3.0 Questions 66–70 (page: 15)

The most common form of child-like attack is to send a large number of seemingly legitimate packets to the target host through Flood, which ultimately leads to network bandwidth. Or the equipment resources are exhausted.
Which of the following options is not included in traffic attack packets?

Buffer overflows, Trojan horses, and backdoor attacks are all attacks at the application layer.

The user needs of a university are as follows:
1. The environment is large, and the total number of two-way traffic can reach 800M. Huawei USG6000 series firewall is deployed at its network node.
2. The intranet is divided into student area, server area, etc., users are most concerned about the security of the server area to avoid attacks from various threats.
3. At the same time, some pornographic websites in the student area are prohibited. The external network has been configured as an untrust zone and the internal network has been configured as a trust zone on the firewall. How to configure the firewall to meet the above requirements?
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For special message attacks, which of the following option descriptions is correct? A Special control packet attack is a potential attack and does not have direct destructive behavior

When the Anti DDoS system finds the attack flow, the state will redirect the attack flow to the cleaning device. After the cleaning device is cleaned, it will flow back. Note to the original link, which of the following options does not belong to the method of re- injection?