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Huawei H12-821_V1.0-ENU exam : HCIP-Datacom-Core Technology V1.0
- Exam Code: H12-821_V1.0-ENU
- Exam Name: HCIP-Datacom-Core Technology V1.0
- Updated: Oct 27, 2026
- Q & A: 1081 Questions and Answers
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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Network Management and Automation | - Basic Network Automation Concepts - Network Monitoring and O&M Tools |
| Topic 2: IP Network Fundamentals | - TCP/IP Model and Networking Principles - IPv4 and IPv6 Addressing |
| Topic 3: Routing Protocols | - OSPF Implementation and Optimization - BGP Basics and Policy Control - IS-IS Fundamentals |
| Topic 4: MPLS and VPN Technologies | - L2VPN and L3VPN Deployment - MPLS Architecture and Label Switching |
| Topic 5: Network Services and QoS | - Network Reliability and Redundancy - QoS Mechanisms and Traffic Management |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
When there are two ACs and multiple APs in the WLAN network, to configure the network in master-backup mode, half of the APs plan AC1 as the main AC and AC2 as the backup AC, and the other half of the APs plan AC2 as the main AC and AC1 as the backup AC. AC, thereby improving AC resource utilization.
- A. FALSE
- B. TRUE
Correct Answer: B 🗳️
If you want to achieve communication between different protocols, you can only use route introduction.
- A. FALSE
- B. TRUE
Correct Answer: A 🗳️
BFD detection can be linked with which of the following modules to speed up fault detection?
(Multiple choice)
- A. OSPF
- B. Static routing
- C. BGP
- D. VRRP
Correct Answer: A,B,C,D 🗳️
Which of the following descriptions about OSPF route aggregation is incorrect?
- A. Any router in OSPF can perform route aggregation operations.
- B. Route aggregation refers to aggregating routing information with the same prefix and publishing only one route to other areas.
- C. OSPF has two route aggregation methods: ABR aggregation and ASBR aggregation
- D. Through route aggregation, routing information can be reduced, thereby reducing the size of the routing table and improving router performance.
Correct Answer: A 🗳️
The four routers run IS-IS and have established adjacency. The area numbers and router levels are shown in the figure. Which of the following is correct?
- A. The LSP of R4 does not exist in the LSDB of the R2 router
- B. The LSP of R4 does not exist in the LSDB of router R1
- C. The LSP of R4 does not exist in the LSDB of R3 router
- D. The LSP of R3 does not exist in the LSDB of the R2 router
Correct Answer: B 🗳️
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