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

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

1. Telemetry is mainly used to monitor the network, including packet inspection and analysis, security intrusion and attack detection, intelligent data collection, application performance management, etc.
Which of the following descriptions about Telemetry is wrong?

A) The number of managed devices is small, but the accuracy is high, suitable for small and medium-sized networks
B) The accuracy of data collection is high, and the types of items are very rich, fully reflecting the network status
C) It can quickly locate the fault, reaching the fault location speed of second level or even sub-second level
D) Support multiple implementation methods to meet the different needs of users

2. Rapid detection technology can detect communication failures with adjacent devices as early as possible so that the system can take timely measures to ensure uninterrupted business.

A) FALSE
B) TRUE

3. When the BGP versions supported by two BGP neighbors are inconsistent, the neighbors will negotiate to use the highest BGP version supported by both ends.

A) FALSE
B) TRUE

4. Which of the following SA descriptions about various messages is wrong? (Multiple choice)

A) LS Update message contains complete LSA information
B) DD only contains the summary information of the LSA, which includes LS Type, LS ID, Advertising Router and LS Sequence Number
C) LS Ack message contains complete LSA information
D) LS Request message only has LS Type, LS ID and Advertising Router

5. In different scenarios, RSTP provides different protection functions. Which of the following statement is wrong?

A) The designated port with the root protection function enabled, its port role can only remain as the designated port
B) After the anti-TC-BPDU message attack function is enabled, the number of times the switching device processes TC BPDU messages within a unit time is configurable
C) After the BPDU protection function is enabled on the switching device, if the edge port receives RST BPDU, the edge port will be set as a non-edge port, and the spanning tree calculation will be performed again
D) The designated port with root protection enabled, when the port receives a better RSTBPDU, the port will enter the Discarding state and no longer forward packets. If the port does not receive a better RST BPDU for a period, it will automatically return to the normal Forwarding state

Solutions: