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  4. Huawei.H12-821_V1.0.v2022-09-14.q21 Practice Test

Question 1

There are two BFD operating modes. In_______mode, the local end sends BFD Control packets at specified intervals, and the remote end checks whether the local end periodically sends BFD Control packets. (Use lowercase letters.)

Question 2

Four routers run ISIS and have established adjacencies. The area IDs and router levels are marked in the following figure. If route leaking is configured on R3, which of the following is the cost of the route from R4 to 10.0.2.2/32?

    • Question 3

    Which of the following PIM protocol packets have unicast destination addresses.

    • Question 4

    Which of the following statements regarding IGMPv1 and IGMPv2 are true?

    • Question 5

    Which of the following statements about WLAN roaming are true?
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