Huawei H12-831-ENU Exam Overview:
| Certification Vendor: | Huawei |
| Exam Name: | HCIP-Datacom-Advanced Routing & Switching Technology V1.0 |
| Exam Number: | H12-831-ENU |
| Real Exam Qty: | 60-70 |
| Certificate Validity Period: | 3 years from passing date |
| Available Languages: | English, Chinese |
| Passing Score: | 600/1000 |
| Related Certifications: | HCIP-Datacom-Core Technology HCIA-Datacom HCIE-Datacom |
| Exam Format: | Single-choice, Multiple-choice, True/false, Drag-and-drop, Scenario-based |
| Exam Price: | 180 USD |
| Exam Duration: | 90 minutes |
| Recommended Training: | Huawei Official Training HCIP-Datacom Advanced Routing & Switching Course |
| Exam Registration: | Pearson VUE Huawei Talent Online |
| Sample Questions: | Huawei H12-831-ENU Sample Questions |
| Exam Way: | Online-proctored or Onsite at Pearson VUE test centers |
| Pre Condition: | Recommended to hold HCIA-Datacom or equivalent knowledge; no mandatory prerequisite |
| Official Syllabus URL: | https://e.huawei.com/en/talent/certification |
Huawei H12-831-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Advanced BGP Features | 20% | - BGP path selection - BGP route attributes - BGP security and optimization |
| Advanced Ethernet Technologies | 15% | - STP/RSTP/MSTP - VLAN and trunk technologies - Link aggregation and high availability |
| Network O&M, Troubleshooting and Cutover | 15% | - Network migration and cutover - Network monitoring and management - Fault diagnosis and troubleshooting |
| Advanced IGP Features | 20% | - OSPF advanced features - Route control and filtering - IS-IS advanced features |
| MPLS and VPN Technologies | 15% | - MPLS L3VPN - MPLS L2VPN basics - MPLS fundamentals |
| IPv6 Routing Technologies | 15% | - IPv6 IGP and BGP - IPv4/IPv6 coexistence - IPv6 addressing and protocols |
Huawei HCIP-Datacom Sample Questions:
1. The QoS technique commonly used for congestion avoidance is?
A) WRED
B) LR
C) GTS
D) Car
2. The role of Link-LSA in OSPFv3 does not include:
A) Advertise the router's interface ID to other routers on the link
B) Advertise the options set in the Network-LSA originating from this link to other routers on the link
C) Advertise the IPv6 prefix list of this interface to other routers on the link
D) Advertise the link-local address of this interface to other routers on the link
3. When deploying MPLS/BGP IP VPN, which of the following descriptions is wrong regarding the use of BGP to exchange routing information between PE-CE?
A) When BGP is used to exchange routing information between PE and CE, there is no need to import private network routes into BGP on PE.
B) In the case of CE multi-homing, enabling BGP AS number replacement may cause routing loops. BGP SoD can be used to prevent routing loops in VPN sites.
C) When BGP is used to exchange routing information between PE and CE, if the autonomous systems where the two VPN sites are located use the same private AS number, the AS number replacement function can be used to replace the received private AS number with any specified AS number. The AS number in the network route to prevent the route from being discarded due to repeated AS numbers
D) In the Hub&Spoke scenario, when Hub-CE and Hub-PE use IGP, Spoke-PE and Spoke-CE cannot use EBGP
4. If the neighbor does not advertise a certain route, it means that the neighbor may not put the descriptive information about the route into the local OSPF link state database.
A) TRUE
B) FALSE
5. Traditional BGP-4 can only manage IPV4 unicast routing information. MP-BGP extends BGP-4 in order to provide support for multiple network layer protocols. The feature that MP-BGP supports for IPv6 unicast networks is called BGP4+, and BGP4+ carries the next hop address information of the route through the Next Hop attribute.
A) False
B) True
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: C | Question # 4 Answer: A | Question # 5 Answer: A |
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