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Free Huawei H12-821_V1.0 Exam Questions

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  • Huawei H12-821_V1.0 Exam Questions
  • Provided By: Huawei
  • Exam: HCIP-Datacom-Core Technology V1.0
  • Certification: HCIP
  • Total Questions: 332
  • Updated On: May 23, 2026
  • Rated: 4.9 |
  • Online Users: 664
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  • Question 1
    • After HSB is configured, the HSB channel fails to be established and cannot back up information on the active device to the standby device. What are the possible causes for this HSB function failure?    

      Answer: A,B,D
  • Question 2
    • As shown in the figure, data traffic is forwarded in tunnel mode along the path of STA -> HAP -> HAC -> upper-layer network before roaming. What is the flow direction of data traffic after Layer 3 roaming? 

      Answer: B
  • Question 3
    • An edge port is a new port role added to RSTP to overcome the disadvantages of STP. Which of the following statements is false about this port role?

      Answer: C
  • Question 4
    • IGMP group entries play an important role in multicast forwarding. An administrator runs a command to view information about a multicast entry. The information is as follows: sql CopyInterface group report information Vlanif100(10.1.6.2): Total 1 IGMP Group reported Group Address Last Reporter Uptime Expires 225.1.1.2 10.1.6.10 00:02:04 00:01:17 Given this, which of the following statements are true?

      Answer: B,C,D
  • Question 5
    • The BFD Echo function checks the connectivity of the forwarding link by looping back packets. Which of the following statements are true about this function?

      Answer: A,B
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