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Huawei H12-831-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| IPv6 Routing Technologies | 15% | - IPv4/IPv6 coexistence - IPv6 IGP and BGP - IPv6 addressing and protocols |
| Advanced Ethernet Technologies | 15% | - STP/RSTP/MSTP - Link aggregation and high availability - VLAN and trunk technologies |
| Advanced BGP Features | 20% | - BGP path selection - BGP security and optimization - BGP route attributes |
| Network O&M, Troubleshooting and Cutover | 15% | - Fault diagnosis and troubleshooting - Network monitoring and management - Network migration and cutover |
| Advanced IGP Features | 20% | - OSPF advanced features - IS-IS advanced features - Route control and filtering |
| MPLS and VPN Technologies | 15% | - MPLS L3VPN - MPLS L2VPN basics - MPLS fundamentals |
Huawei HCIP-Datacom Sample Questions:
1. Which of the following descriptions of RT is correct? (Multiple choice)
A) One or more pairs of VPN Target attributes are associated with each VPN instance to control the publication and reception of VPN routing information between sites
B) RT value is published to neighbors through Update message in the way of BGP extended community attribute
C) The settings of Export Target and Import Target are independent of each other, and multiple values can be set for each target, which can realize flexible VPN access control
D) RT can be divided into two types of VPN Target attributes: Export Target and Import Target
2. The default MPLS label publishing mode, label distribution control mode and label retention mode of Huawei routers are:
A) Independent method of label release method, free method of label distribution control method, and downstream independent method of label retention method
B) Label release method downstream independent method, the label distribution control method free method, the label retention method independent method.
C) Label release method downstream independent method, label distribution control method independent method, label retention methodm free method
D) Label release method free method, label distribution control method independent method, label retention method downstream independent method
3. If faced with a complex network failure, and after evaluation, it is considered that the troubleshooting cannot be completed in a short time, and the user urgently needs to restore the availability of the network, which of the following approach is correct?
A) Tell the user that this is not possible
B) Communicate with users whether it is possible to skip the faulty node and build an alternative network environment
C) Directly build an alternative network environment without notifying customers
D) Always try to troubleshoot without informing the user of the current difficulty of the failure
4. As shown below:
A) The System IDs of R3 and R1 are duplicated
B) The IIH authentication of R3 and R1 failed
C) The area numbers of R3 and R1 are different
D) The IS-Leve1 of R3 and R1 do not match
5. The IS-IS neighbor relationship between R3 and R1 is not established. According to the information in this figure, what is the possible reason?

A) The System IDs of R3 and R1 are duplicated
B) The IIH authentication of R3 and R1 failed
C) The area numbers of R3 and R1 are different
D) The IS-Levels of R3 and R1 do not match
Solutions:
| Question # 1 Answer: A,B,C,D | Question # 2 Answer: C | Question # 3 Answer: B | Question # 4 Answer: A | Question # 5 Answer: A |

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