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  4. Huawei.H12-821_V1.0.v2025-11-07.q582 Practice Test (Page 6)

H12-821_V1.0 Exam Question 21

As shown in the figure, R1 and R2 are in a backup group. After R2 fails, R1 becomes the Master device.

Now if R2 returns to normal, which of the following actions will occur?

    • H12-821_V1.0 Exam Question 22

    A wide area network (WAN) is a remote network that connects local area networks (LANs) or metropolitan area networks (MANs) in different areas for communication purposes. It is typically used to interconnect campus networks or data center networks.

    • H12-821_V1.0 Exam Question 23

    RSTP mid-side port does not need to wait for the forwarding delay and can directly enter the forwarding state. If the edge port receives BPDU, the edge port will be directly closed and enter the Aerodrome state.

    • H12-821_V1.0 Exam Question 24

    Which of the following messages does BGP support? (Multiple choice)

    • H12-821_V1.0 Exam Question 25

    A switch runs MSTP. The configuration is shown in the figure.

    What is the role of this switch in MSTI 1?
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