HCNP-RS-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

Here you have the best Huawei H12-221 practice exam questions

  • You have 225 total questions to study from
  • Each page has 5 questions, making a total of 45 pages
  • You can navigate through the pages using the buttons at the bottom
  • This questions were last updated on October 18, 2025
  • This site is not affiliated with or endorsed by Huawei.
Question 1 of 225
Which of the following is the address range assigned by IANA for SSM service in IPv4?
    Correct Answer: D

Question 2 of 225
Which of the following is the multicast distribution tree maintained by PIM-DM?
    Correct Answer: A

Question 3 of 225
Which of the following attributes must exist in the BGP update messages? (Select 3 answers)
    Correct Answer: B, C, D

Question 4 of 225
In OSPF protocol, Different types of networks cannot establish an adjacency with each other in the Full state.
    Correct Answer: B

Question 5 of 225
What does an IP address of 0.0.0.0 indicate?
    Correct Answer: C