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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. What are the well-known mandatory attributes of BGP? (Multiple Choice)

A) AS_Path
B) Local_preference
C) Next_hop
D) Origin

2. Which description is correct about the LSA?

A) The combination of LS sequence number, link state id and advertising router together identify an LSA
B) The combination of LS TYPE, LINK STATE ID and ADVERTISING ROUTER together identify an LSA
C) The combination of LS TYPE, LS SEQUENCE NUMBER and advertising router together identifies an LSA
D) The combination of LS TYPE linke state id and LS sequence number together identify an LSA

3. The description of summary automatic command and BGP aggregation, which is wrong?

A) After this command is configured, BGP aggregates routes according to the natural network segment.
B) After this command is configured, BGF no longer receives the subnet routes advertised by IGP. Therefore, the number of routing information can be reduced.
C) This command is used to enable automatic aggregation of locally imported routes.
D) This command is used to implement automatic aggregation. It has a higher priority than manual aggregation.
E) After this command is configured, BGP only sends the aggregated route to the peer.

4. The message existing in the pim-dm protocol is: (Multiple Choice)

A) Assert
B) Register
C) Bootstrap
D) Join/Prune

5. Compared with the OSPF protocol. Which of the following characteristics does the IS-IS protocol have? (Multiple choice)

A) In IS-IS, each router belongs to only one area.
B) Both Level-1 and Level-2 routes use the SPF algorithm to generate the Shortest Path Tree (SPT).
C) The SPF algorithm is used in the same area. Routes between areas need to be forwarded through the backbone area.
D) Different interfaces of a router can belong to different areas

Solutions: