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Updated: Sep 02, 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 Price: | 300 USD |
| Exam Format: | Single-choice, Fill-in-the-blank, Drag-and-drop, Multiple-choice, True/false |
| Available Languages: | English, Japanese, Chinese |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 60 |
| Certificate Validity Period: | 3 years |
| Passing Score: | 600/1000 |
| Related Certifications: | HCIA-Datacom HCIP-Datacom-Advanced Routing & Switching Technology V1.0 |
| Recommended Training: | Huawei Official HCIP-Datacom Training |
| Exam Registration: | Pearson VUE Registration |
| Sample Questions: | Huawei H12-821_V1.0 Sample Questions |
| Exam Way: | Online proctored or onsite testing at Pearson VUE centers |
| Pre Condition: | Recommended to have HCIA-Datacom certification or equivalent knowledge and 1–2 years of network engineering experience |
| Official Syllabus URL: | https://e.huawei.com/en/talent/certification/exam/h12-821_v1.0 |
Huawei H12-821_V1.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Network Service and Management | 5% | - DHCP and DNS services - Network management and monitoring |
| IS-IS Fundamentals | 8% | - IS-IS configuration and deployment - IS-IS protocol principles |
| IPv6 Technologies | 3% | - IPv6 address structure and configuration - IPv6 routing protocols |
| BGP Fundamentals | 17% | - BGP configuration and policy application - BGP characteristics and working principles - BGP route attributes and selection |
| OSPF Fundamentals | 16% | - OSPF special applications and troubleshooting - OSPF principles and operation mechanisms - OSPF configuration and optimization |
| Ethernet Switching Technologies | 7% | - VLAN principles and configuration - Link aggregation and stack technology - Spanning Tree Protocol |
| Routing Basics | 3% | - Routing table composition and selection rules - Routing concepts and classification |
| WLAN Basics | 2% | - WLAN technology principles - WLAN deployment and optimization |
| Network Reliability | 7% | - BFD technology - VRRP protocol - Device redundancy and link backup |
| Network Security | 8% | - Attack defense and security policy - ACL and packet filtering - AAA authentication |
| Multicast Technologies | 9% | - PIM protocol - Multicast basic concepts - IGMP protocol |
| Network Solutions and Design | 5% | - Typical network architecture and solution - Enterprise network design principles |
| Routing and Traffic Control | 10% | - Route import and redistribution - Policy-based routing - Routing policy and filtering |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
Question 1
OSPF has five types of packets, which have the same header format. If the Auth Type field in the packet header is 1, which of the following authentication modes is used?
A. MD5 authentication
B. Plaintext authentication
C. Non-authentication
D. Hash authentication
Question 2
A route-policy can have multiple nodes, and each node can have multiple if-match and apply clauses. Which of the following statements are false?
A. The operator between if-match clauses under a node is AND.
B. The operator between nodes is AND.
C. The operator between nodes is OR.
D. The operator between if-match clauses under a node is OR.
Question 3
What is the correct procedure for a VLAN pool to assign terminals to VLANs.
Question 4
Which of the following attributes cannot be directly referenced in an apply clause of a route-policy?
A. origin
B. IP-prefix
C. community
D. tag
Question 5
As a next-generation wireless technology, Wi-Fi 6 greatly improves bandwidth rate and performance. Which of the following statements is false about the features of Wi-Fi 6?
A. Uses TWT technology to reduce terminal power consumption.
B. Uses OFDMA technology to achieve high concurrency.
C. Realizes zero latency, ensuring efficient service running.
D. Provides high bandwidth, up to 9.6 Gbps.
Solutions:
| Question 1 Answer: B | Question 2 Answer: B,D | Question 3 Answer: Only visible for members | Question 4 Answer: B | Question 5 Answer: C |
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