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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. When a router running IS-IS finds that the LSDB is out of sync, what kind of message will it send to request its neighbors to send a new LSP?

A) LSP
B) PSNP
C) CSNP
D) Hello

2. OSPF is a link state protocol. Link state information includes which of the following items? (Multiple choice)

A) Link overhead
B) Neighbor routers connected on the link
C) Link type
D) Interface IP address and its mask

3. Which of the following states represents the established connection between peers in BGP?

A) Established
B) Open
C) Active
D) Connect

4. As shown in the picture, four routers run IS-IS, and they are all Level1-1-2 routers. The area numbers are as shown in the picture. Which of the following statements is correct? (Multiple choice)

A) R3 and R4 establish Level-1 and Level-2 neighbor relationships at the same time
B) R1 and R3 can only establish neighbor relationships at Level 1-2.
C) R1 and R2 can only establish a neighbor relationship of Level1-1.
D) R1 and R4 can only establish Level-2 neighbor relationships.

5. The BGP protocol uses the peer default-route-advertise command to advertise routes to neighbors. At the same time, which of the changes in the DGP routing table are correct?

A) Generate a default route in the local BGP routing table, and send it to the IP routing table according to the routing selection result
B) No effect, no default route is generated in the local BGP routing table
C) Generate an active default route in the local BGF routing table and deliver the initial IP routing table
D) BGF generates an inactive default route from the table in the local area, but does not send it to the IP routing table

Solutions: