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Huawei H12-221-ENU Exam Syllabus Topics:

Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:

1. Which of the following description about LSA3, LSA4, and LSA5 is correct?

A) LSA3 will not change after crossing different areas; LSA4 and LSA5 will change.
B) LSA3, LSA4, and LSA5 do not change after crossing different areas.
C) LSA4 will not change after crossing different areas; LSA3 and LSA5 will change.
D) LSA5 will not change after crossing different areas; LSA3 and LSA4 will change.

2. Which description about the BGP route advertisement principle is correct? (Multiple Choice)

A) The routes learned by the BGP Speaker from the EBGF are advertised to all its BGP peers (including EBGP and IBGP).
B) Generally, when there are multiple paths, the BGP speaker only selects the optimal route into its own routing table.
C) The BGP speaker advertises all its BGP routes to its peers.
D) Once the BGP connection is established, the BGP speaker will advertise all its own BGP routes to the new peer.

3. When the Hold Time parameter negotiated by the two BGP neighbors is 0, no Keeplive packet is sent.

A) True
B) False

4. Which of the following OSPF state transitions are correct? (Multiple choices)

A) The result of the NegotiationDone event in the Exstart state is the state transition to Full.
B) The result of the ExchangeDone event in the Exchange state is the state transition to Loading.
C) The result of the ExchangeDone event in the Exchange state is the state transition to Exstart.
D) The result of the Loading Done event in the Loading state is the state transition to Full.

5. Which of following the multicast distribution tree is wrong?

A) The PIM-DM protocol can generate both RPT trees and SPT trees.
B) The PIM-SM protocol can generate both RPT trees and SPT trees.
C) The PIM-DM protocol can only generate SPT trees.
D) The multicast distribution trees are generally divided into two types: SPT and RPT.

Solutions: