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Updated: Sep 15, 2026
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Huawei H12-831-ENU Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | HCIP-Datacom-Advanced Routing & Switching Technology V1.0 |
| Exam Number: | H12-831-ENU |
| Passing Score: | 600/1000 |
| Exam Duration: | 90 minutes |
| Related Certifications: | HCIA-Datacom HCIE-Datacom HCIP-Datacom-Core Technology |
| Certificate Validity Period: | 3 years from passing date |
| Exam Format: | True/false, Drag-and-drop, Multiple-choice, Single-choice, Scenario-based |
| Available Languages: | Chinese, English |
| Real Exam Qty: | 60-70 |
| Exam Price: | 180 USD |
| 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 |
|---|---|---|
| Topic 1: Advanced IGP Features | 20% | - IS-IS advanced features - OSPF advanced features - Route control and filtering |
| Topic 2: IPv6 Routing Technologies | 15% | - IPv6 IGP and BGP - IPv6 addressing and protocols - IPv4/IPv6 coexistence |
| Topic 3: Advanced BGP Features | 20% | - BGP path selection - BGP security and optimization - BGP route attributes |
| Topic 4: MPLS and VPN Technologies | 15% | - MPLS fundamentals - MPLS L2VPN basics - MPLS L3VPN |
| Topic 5: Advanced Ethernet Technologies | 15% | - STP/RSTP/MSTP - Link aggregation and high availability - VLAN and trunk technologies |
| Topic 6: Network O&M, Troubleshooting and Cutover | 15% | - Fault diagnosis and troubleshooting - Network monitoring and management - Network migration and cutover |
Huawei HCIP-Datacom Sample Questions:
ASPF (Application Specific Packet Filter) is a packet filter based on the application layer. It checks the application layer protocol information and monitors the linked application layer protocol status, and implements a special security mechanism through the Server Map table. Which of the following statement about ASPF and Server map table is wrong?
- A. ASPF dynamically allows multi-channel protocol data to pass through the Servermap table
- B. ASPF monitors messages during communication
- C. The five-tuple Server-map entry implements a similar function to the session table
- D. ASPF dynamically creates and deletes filtering rules
Correct Answer: C 🗳️
As shown in the figure, OSPF is enabled on all interfaces of the router. The IP address marked in the figure is the IP address of the loopback0 interface of the device. Loopback0 of R1 and R2 is advertised in area 1, Loopback0 of R4 is advertised in area 0, and Loopback0 of R3 and R5 is advertised in area 2. Which of the following IP addresses can ping each other? (Multiple choice)
- A. 10.0.3.3 and 10.0.5.5 (same as region 1)
- B. 10.0.2.2 and 10.0.3.3 (Type 3 reception is not counted in non-backbone areas)
- C. 10.0.2.2 and 10.0.5.5 (Type 3 reception is not counted in non-backbone areas)
- D. 10.0.4.4 and 10.0.2.2 (normal calculation Type 3)
Correct Answer: A,D 🗳️
Which description is correct about the VRRP slave device? (Multiple choice)
- A. When Slavel receives the VRRP message sent by the Master, it can judge whether the status of the Master is normal
- B. When receiving a VRRP packet with a priority of 0, the Slave will directly switch to the Master
- C. Slave will discard IP packets whose destination Mac is the virtual MAC address
- D. Slave will respond to IP packets whose destination IP address is the virtual IP address
Correct Answer: A,B,C 🗳️
In the DU label distribution mode, if the Liberal retention mode is adopted, the device will retain the labels distributed by all LDP peers, regardless of whether the LDP peer is the optimal next hop to the destination network segment.
- A. FALSE
- B. TRUE
Correct Answer: B 🗳️
When MPLS is deployed in the network and the network layer protocol is IP, the route corresponding to the FEC must exist in the IP routing table of the LSR, otherwise the label forwarding entry of the FEC will not take effect.
- A. FALSE
- B. TRUE
Correct Answer: B 🗳️
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