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Updated: Aug 23, 2026
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Huawei H12-821_V1.0 Exam Overview:
| Certification Vendor: | Huawei |
| Exam Name: | HCIP-Datacom-Core Technology V1.0 |
| Exam Number: | H12-821_V1.0 |
| Exam Duration: | 90 minutes |
| Exam Format: | Single-choice questions, Multiple-choice questions, True/False, Drag and drop, Short answer |
| Certificate Validity Period: | 3 years |
| Passing Score: | 600/1000 |
| Available Languages: | English, Chinese, Japanese |
| Related Certifications: | HCIA-Datacom HCIP-Datacom-Advanced Routing & Switching HCIE-Datacom |
| Exam Price: | USD 300 |
| Real Exam Qty: | 60-80 (varies) |
| Recommended Training: | Huawei HCIP-Datacom Training Resources Huawei Learning Portal - Datacom Track |
| Exam Registration: | Pearson VUE Huawei Exams Huawei Certification Official Portal |
| Sample Questions: | Huawei H12-821_V1.0 Sample Questions |
| Exam Way: | Computer-based exam (onsite test centers or online proctoring depending on region) |
| Pre Condition: | Recommended to hold HCIA-Datacom or equivalent networking knowledge |
| Official Syllabus URL: | https://certification.huawei.com/ |
Huawei H12-821_V1.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Large-scale WLAN Architecture | 6% | - Enterprise WLAN deployment basics |
| Topic 2: Network Service and Management | 2% | - Network management basics |
| Topic 3: Network Reliability | 8% | - Redundancy and failover mechanisms |
| Topic 4: Routing Fundamentals | 3% | - Network basics and routing principles |
| Topic 5: Switching Technologies | 7% | - VLAN and STP fundamentals |
| Topic 6: Network Solution | 2% | - Integrated network design scenarios |
| Topic 7: Routing and Traffic Control | 10% | - Policy-based routing - Traffic engineering basics |
| Topic 8: Multicast | 9% | - IGMP and PIM concepts |
| Topic 9: IS-IS | 8% | - IS-IS protocol fundamentals |
| Topic 10: IPv6 | 3% | - IPv6 addressing and routing |
| Topic 11: BGP | 17% | - BGP policy and attributes - BGP path selection |
| Topic 12: OSPF | 16% | - OSPF core concepts - OSPF areas and LSDB |
| Topic 13: Network Security | 9% | - ACL and basic security mechanisms |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
1. See the following figure. All routers on the network run IS-IS and are in area 49.0001. By referring to the LSDB of R1, the Level-2 DIS is. (Enter the device name, for example, R1.)
2. Which of the following parameters are compared during designated port election on an STP network?
A) Peer PID and local PID
B) RPC
C) Peer BID
D) Local BID and local PID
3. Which of the following statements is false about BFD?
A) The asynchronous mode is the primary BFD operating mode.
B) In demand mode, after a BFD session is set up, the system does not periodically send BFD Control packets.
C) The asynchronous mode does not support the echo function.
D) In asynchronous mode, two systems periodically exchange BFD Control packets at the negotiated interval. If one system does not receive any BFD Control packets from the other within the detection interval, the BFD session is declared down.
4. A session is an entry used to record the connection status of a protocol and is fundamental for the firewall to forward packets. Which of the following protocol packets will the firewall create sessions for?
A) TCP
B) GRE
C) ICMP error packet
D) Subsequent fragment
5. When receiving a packet, a Huawei router matches the packet against ACL rules. The default ACL matching order used by the Huawei router is.
Solutions:
| Question # 1 Answer: Only visible for members | Question # 2 Answer: B,C | Question # 3 Answer: C | Question # 4 Answer: A,B | Question # 5 Answer: Only visible for members |
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