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Huawei H12-821_V1.0-ENU Actual Tests : HCIP-Datacom-Core Technology V1.0

H12-821_V1.0-ENU actual test
  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Oct 31, 2026
  • Q & A: 1081 Questions and Answers
  • PDF Demo
  • PC Test Engine
  • Online Test Engine
  • Total Price: $59.99  

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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

SectionWeightObjectives
Large-scale WLAN Networking Architecture6%
IS-IS Core Knowledge8%- IS-IS routing and configuration
- IS-IS protocol fundamentals
BGP Core Knowledge17%- BGP route selection and control
- BGP deployment and optimization
- BGP concepts and attributes
Multicast Basics9%- IGMP and PIM protocols
- Multicast principles
Network Solutions2%
Network Reliability Basics8%- BFD and fault detection
- High availability design
- VRRP and redundancy
OSPF Core Knowledge16%- OSPF configuration and troubleshooting
- OSPF route calculation and selection
- OSPF principles and operation
Routing and Traffic Control10%- Traffic engineering and control
- Routing policy and filtering
Routing Basics3%
Switching Core Knowledge7%- VLAN and trunking
- Link aggregation
- Spanning Tree Protocol
IPv6 Core Knowledge3%- IPv6 routing protocols
- IPv6 addressing and header
Network Service and Management2%
Network Security Basics9%- ACL and packet filtering
- Security defense technologies
- AAA and access control

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

Question #1

In a WLAN network, an engineer discovered that the AP started abnormally. Which of the following does not cause the failure?

  • A. The output power of the power supply party is insufficient.
  • B. AP fails to go online
  • C. The power provider does not support the PoE function
  • D. Failure of the power supply party
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

Which of the following descriptions of the router's LSA processing principles are correct? (Multiple choice)

  • A. If the router receives an LSA that is not available locally, it updates the LSDB and uses DD messages to flood the LSDB.
  • B. If the received LSA is damaged, such as Checksunm error, the LSA will not be received.
  • C. If an LSA already exists in the local LSDB of the router and an updated LSA is received at this time, the local LSDB will be updated and the updated LSA will be flooded out.
  • D. If multiple instances of an LSA are received, the highest priority is to check whether the checksums are the same. If they are not the same, the larger one is preferred.
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

Question #3

An autonomous system refers to an IP network with the same routing strategy under the jurisdiction of one entity. Under normal circumstances, the 2-byte AS number range is which of the following?

  • A. 165535
  • B. 165536
  • C. 0~65536
  • D. 0~65535
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #4

The output information of a router is below, which is correct about this information?

  • A. The next hop of the route to the target network 5.1.1.0/24 is 1.1.1.1, and the route is optimal
  • B. The next hop of the route to the target network 1.1.1.0/24 is 1.1.1.1, and the route is optimal
  • C. The MED value of the route to the destination network 5.1.1.0/24 is 50
  • D. The MED value of the route to the destination network 1.1.1.0/24 is 100
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #5

Please match the following DHCP attack types with corresponding explanations

Reveal Solution  Discussion  0

Correct Answer:

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