Free Huawei H12-221 Exam Practice Questions & Explanations

Last updated on: Oct 28, 2026
Prepared & Reviewed by the ValidExamDumps Editorial Team

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Question 1

What are the functions of route filtering? (Select 3 answers)

Answer Options
Correct Answer: A, B, D
Question 2

Which of the following protocols support the multicast ASM service model? (Select 2 answers)

Answer Options
Correct Answer: A, D
Question 3

How many hosts are available per subnet if you apply a /21 mask to the class B network?

Answer Options
Correct Answer: D
Question 4

If the value of hold timers in the Open messages sent by Peer A and Peer B are 180s and 90s respectively, then what is the interval at which the Keepalive messages are sent after a BGP connection is established between these two peers?

Answer Options
Correct Answer: D
Question 5

What does an IP address of 0.0.0.0 indicate?

Answer Options
Correct Answer: C