Huawei H12-321 Online Practice Questions and Exam Preparation

Huawei H12-321 Online Questions & Answers

• Question 31:

  Which of the following terminal accesses is best for MAC authentication?

  A. Office running PC running Windows
  B. Testing the PC running Linux system
  C. Mobile clients for daily use, such as smartphones, etc.
  D. Network printer
  D. Network printer

• Question 32:

  Which of the following statements about APs and STAs are TRUE during an active/standby switchover in dual-link HSB mode? (Multiple Choice)

  A. APs do not need to go online again.
  B. APs need to go online again.
  C. STAs do not need to go online again.
  D. STAs need to go online again.
  A. APs do not need to go online again.
  C. STAs do not need to go online again.

• Question 33:

  Which of the following statements about NAC is FALSE?

  A. NAC stands for Network Admission Control.
  B. NAC is an end-to-end security framework, covering 802.lx authentication, MAC address authentication, and Portal authentication.
  C. In a NAC system, access terminals need to install client software if Portal authentication is used.
  D. In a NAC system, access terminals need to install client software if 802.lx authentication is used.
  C. In a NAC system, access terminals need to install client software if Portal authentication is used.

• Question 34:

  Regarding the NAC statement, what is wrong with the following description?

  A. NAC (Network Admission Control) is called network admission control.
  B. NAC is an end-to-end security architecture that includes 802.1x, MAC and Portal authentication.
  C. NAC access terminal equipment, if you need Portal authentication, you need to install client software.
  D. NAC access terminals use 802.1x authentication, you need to install client software.
  C. NAC access terminal equipment, if you need Portal authentication, you need to install client software.

• Question 35:

  The figure shows the WLAN of a large-scale enterprise. The network administrator finds abnormal traffic on the network. When ping tests are performed to check gateway connectivity/ latency occurs or many ping packets are lost. Which of the following attacks is the most likely to cause this problem?

  

  A. Flooding attack
  B. Spoofing attack
  C. Weak IV attack
  D. Brute force
  A. Flooding attack

• Question 36:

  An engineer wants to use the Agile Controller as the Portal server and synchronize data from an external source. No exceptions occur in the synchronization, but Portal authentication frequently fails. What is the possible cause? (Multiple Choice)

  A. Portal authentication is disabled on the Agile Controller.
  B. Portal authentication is disabled for users on the Agile Controller.
  C. 802.lx authentication is disabled on the Agile Controller.
  D. MAC address bypass authentication is enabled on the Agile Controller.
  A. Portal authentication is disabled on the Agile Controller.
  B. Portal authentication is disabled for users on the Agile Controller.

• Question 37:

  In the WLAN network, the Weak IV attack detection function does not require dynamic blacklist support.

  A. Correct
  B. False
  A. Correct

• Question 38:

  When the WLAN supports inter-AC roaming, multiple ACs are fully meshed through tunnels. To ensure that STAs roamed to another AC at Layer 3 can still receive broadcast packets from the original subnet, the AC on the subnet broadcasts the packets to all the other ACs through tunnels. In this case, broadcast loops will occur.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 39:

  When a neighbor passively detects, what information does the legal AP need to collect and report to the AC?

  A. Interference between APs
  B. Interference from illegal APs
  C. Interference from non-Wi-Fi devices
  D. Infrared interference
  A. Interference between APs
  B. Interference from illegal APs
  C. Interference from non-Wi-Fi devices

• Question 40:

  Rogue device prevention is a function that prevents access from rogue APs or STAs using a blacklist,

  A. TRUE
  B. FALSE
  A. TRUE