Huawei H12-221 Exam
HCIP-Routing&Switching-IERS (Huawei Certified ICT Professional-R&S-IERS) (Page 3 )

Updated On: 7-Feb-2026

Which of the following is the multicast distribution tree maintained by PIM-DM?

  1. SFT
  2. CBT
  3. RFT
  4. STP

Answer(s): A



Which of the following attributes must exist in the BGP update messages? (Select 3 answers)

  1. LOCAL_PREF
  2. NEXT_HOP
  3. ORIGIN
  4. AS_PATH

Answer(s): B,C,D



In OSPF protocol, Different types of networks cannot establish an adjacency with each other in the Full state.

  1. TRUE
  2. FALSE

Answer(s): B



What does an IP address of 0.0.0.0 indicate?

  1. Network address
  2. Broadcast address of specially designated network segment
  3. All networks
  4. Broadcast address of all nodes of local network segment

Answer(s): C



The unicast and multicast technologies are both outstanding in solving the problem of "single
source, multiple destinations" in order to allow efficient P2MP data transmission.

  1. TRUE
  2. FALSE

Answer(s): B



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