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Huawei HCIP-Datacom-Core Technology V1.0 : H12-821_V1.0-ENU
- Exam Code: H12-821_V1.0-ENU
- Exam Name: HCIP-Datacom-Core Technology V1.0
- Updated: Sep 08, 2026
- Q & A: 1081 Questions and Answers
About Huawei H12-821_V1.0-ENU Exam
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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Switching Core Knowledge | 7% | - Link aggregation - VLAN and trunking - Spanning Tree Protocol |
| Topic 2: Network Service and Management | 2% | |
| Topic 3: BGP Core Knowledge | 17% | - BGP route selection and control - BGP concepts and attributes - BGP deployment and optimization |
| Topic 4: Network Security Basics | 9% | - AAA and access control - Security defense technologies - ACL and packet filtering |
| Topic 5: Large-scale WLAN Networking Architecture | 6% | |
| Topic 6: Multicast Basics | 9% | - IGMP and PIM protocols - Multicast principles |
| Topic 7: Network Reliability Basics | 8% | - VRRP and redundancy - High availability design - BFD and fault detection |
| Topic 8: Routing and Traffic Control | 10% | - Traffic engineering and control - Routing policy and filtering |
| Topic 9: IS-IS Core Knowledge | 8% | - IS-IS routing and configuration - IS-IS protocol fundamentals |
| Topic 10: OSPF Core Knowledge | 16% | - OSPF principles and operation - OSPF route calculation and selection - OSPF configuration and troubleshooting |
| Topic 11: Network Solutions | 2% | |
| Topic 12: Routing Basics | 3% | |
| Topic 13: IPv6 Core Knowledge | 3% | - IPv6 addressing and header - IPv6 routing protocols |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
Question #1
When routers running the OSPF protocol exchange DD messages, which of the following parameters will be used to elect the master-slave relationship?
- A. Router ID
- B. DR priority of the interface
- C. IP address of the interface
- D. Area ID
Answer: A
Question #2
Which of the following tools can be used with multiple routing protocols and consists of an if-match and apply clause?
- A. ip-prefix
- B. community-filter
- C. route-policy
- D. as-path-filter
Answer: C
Question #3
In BGP routing rules, which of the following options is used to determine the priority of the Origin attribute?
- A. IGP > EGP > Incomplete
- B. IGP > Incomplete >EGP
- C. EGP > Incomplete > IGP
- D. Incomplete > EGP >BGP
Answer: A
Question #4
Which of the following fields is not included in the LS Request message?
- A. Database Description Sequence Number
- B. Link state type
- C. Link State ID
- D. Advertising Router
Answer: A
Question #5
When the service is configured as VLANPoo1, if the user fails to obtain an IP address within a certain period of time and the dhcp update vlan assignnentthreshold command is configured, VLANPoo1 will be triggered to assign a new VLAN to the user, so that the user can obtain an IP again in the new VLAN address.
- A. TRUE
- B. FALSE
Answer: A
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