Huawei Huawei Certifications H12-224 Questions & Answers

• Question 601:

  Assume that the VRID of a VRRP virtual router is 100 and the virtual IP address of the virtual router is 192.168.1.1, which of the following addresses is the virtual MAC address of the virtual router?

  A. 00-00-5E-00-01-64

  B. 00-00-5E-00-01-01

  C. 01-00-5E-00-01-64

  D. 01-00-5E-00-01-01

  Correct Answer: A

• Question 602:

  Which of the following are popular link efficiency mechanisms? (Choose two.)

  A. IPHC

  B. LFI

  C. HDLC

  D. PPP

  Correct Answer: AB

• Question 603:

  In traffic policing using two token buckets, tokens are put into the CBS bucket at the committed information rate (CIR).

  

  The peak burst size (PBS) bucket is filled in only after the CBS bucket is full.

  A. True

  B. False

  Correct Answer: A

• Question 604:

  Which of the following authentication modes does VRRP use? (Choose three.)

  A. No authentication

  B. Simple text password

  C. MD5

  D. CHAP

  Correct Answer: ABC

• Question 605:

  Which of the following addresses is the destination address of VRRP packets?

  A. 224.0.0.18

  B. 224.0.0.19

  C. 224.0.1.18

  D. 224.0.1.19

  Correct Answer: A

• Question 606:

  A BFD session is set up following the three-way handshake during which parameters for the BFD session are negotiated. After the BFD session is set up, modifying the detection time parameters does not take effect.

  A. True

  B. False

  Correct Answer: B

• Question 607:

  Which of the following statements about traffic policing are true? (Choose three.)

  A. Is used to limit the traffic transmission rate.

  B. Is used to color packets.

  C. Caches packets whose transmission rate exceeds the limit.

  D. Re-marks packets with priorities.

  Correct Answer: ABD

• Question 608:

  Which of the following statements are correct regarding Master in VRRP? (Choose two.)

  

  A. The router with highest priority will become Master.

  B. The router with smallest priority will become Slave.

  C. The router with highest priority may not always be Master.

  D. The router with smallest priority may not always be Slave.

  Correct Answer: CD

• Question 609:

  Assume that there are four flows a, b, c, and d, the transmission rate of each flow is 50 Mbit/s, and the total bandwidth of the interface for flow transmission is 100 Mbit/s. In the case of congestion, WFQ is available for flows a, b, c, and d, with the weight proportion being 1:2:3:4. Which of the following statement about the interface bandwidth allocated to each flow is true?

  A. Interface bandwidths allocated to flows a, b, c, and d are 10 Mbit/s, 20 Mbit/s, 30 Mbit/s, and 40 Mbit/s respectively.

  B. Interface bandwidths allocated to flows a, b, c, and d are 50 Mbit/s, 50 Mbit/s, 0 Mbit/s, and 0 Mbit/s respectively.

  C. Interface bandwidths allocated to flows a, b, c, and d are 40 Mbit/s, 30 Mbit/s, 20 Mbit/s, and 10 Mbit/s respectively.

  D. Flows a, b, c, and d are discarded.

  Correct Answer: A

• Question 610:

  Which of the following are factors that affect QoS? (Choose three.)

  A. Bandwidth

  B. Cost

  C. Jitter

  D. Loss of packet

  Correct Answer: ACD