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Huawei HCIP-Datacom H12-821_V1.0

H12-821_V1.0

Exam Code: H12-821_V1.0

Exam Name: HCIP-Datacom-Core Technology V1.0

Updated Time: Sep 04, 2026

Q & A: 378 Questions and Answers

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Huawei H12-821_V1.0 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: BGP Fundamentals17%- BGP characteristics and working principles
- BGP configuration and policy application
- BGP route attributes and selection
Topic 2: Network Service and Management5%- DHCP and DNS services
- Network management and monitoring
Topic 3: IPv6 Technologies3%- IPv6 routing protocols
- IPv6 address structure and configuration
Topic 4: IS-IS Fundamentals8%- IS-IS protocol principles
- IS-IS configuration and deployment
Topic 5: Network Security8%- Attack defense and security policy
- ACL and packet filtering
- AAA authentication
Topic 6: Network Reliability7%- Device redundancy and link backup
- BFD technology
- VRRP protocol
Topic 7: Routing and Traffic Control10%- Route import and redistribution
- Policy-based routing
- Routing policy and filtering
Topic 8: OSPF Fundamentals16%- OSPF special applications and troubleshooting
- OSPF configuration and optimization
- OSPF principles and operation mechanisms
Topic 9: Ethernet Switching Technologies7%- VLAN principles and configuration
- Link aggregation and stack technology
- Spanning Tree Protocol
Topic 10: Routing Basics3%- Routing table composition and selection rules
- Routing concepts and classification
Topic 11: WLAN Basics2%- WLAN deployment and optimization
- WLAN technology principles
Topic 12: Network Solutions and Design5%- Typical network architecture and solution
- Enterprise network design principles
Topic 13: Multicast Technologies9%- IGMP protocol
- Multicast basic concepts
- PIM protocol

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

Question 1

On the OSPF network shown in the figure, an adjacency has been established between R1 and R2. An engineer configures the commands in the figure on R2. In this case, which of the following routing entries may exist in the routing table of R2?

A. 10.1.4.0/24
B. 10.1.2.0/24
C. 10.1.1.0/24
D. 10.1.3.0/24


Question 2

On an IS-IS network, areas are divided by router, and a router can belong to only one area. Therefore, an IS-IS router only needs to maintain the LSDB of its area.

A. FALSE
B. TRUE


Question 3

Route attributes are specific descriptions of routes. BGP route attributes can be classified into four types.
Which of the following are well-known discretionary attributes?

A. Community
B. Atomic_Aggregate
C. MED
D. Local-Preference


Question 4

Which Of the following IEEE 802.11 standards is also known as Wi-Fi 6?

A. 802.11b
B. 802.11ac
C. 802.11n
D. 802.11ax


Question 5

On a WLAN, engineers can use the VLAN pool mechanism to assign access users to different VLANs, which helps reduce the number of broadcast domains and improve network performance.

A. FALSE
B. TRUE


Solutions:

Question 1
Answer: A,B,D
Question 2
Answer: A
Question 3
Answer: B,D
Question 4
Answer: D
Question 5
Answer: B

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