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H12-821_V1.0-ENU pdf
  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Oct 29, 2026
  • Q & A: 1081 Questions and Answers
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  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Oct 29, 2026
  • Q & A: 1081 Questions and Answers
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  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
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  • Q & A: 1081 Questions and Answers
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H12-821_V1.0-ENU exam dumps

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

SectionWeightObjectives
Topic 1: Network Security Basics9%- Security defense technologies
- ACL and packet filtering
- AAA and access control
Topic 2: BGP Core Knowledge17%- BGP route selection and control
- BGP concepts and attributes
- BGP deployment and optimization
Topic 3: Network Reliability Basics8%- VRRP and redundancy
- High availability design
- BFD and fault detection
Topic 4: Routing and Traffic Control10%- Traffic engineering and control
- Routing policy and filtering
Topic 5: OSPF Core Knowledge16%- OSPF configuration and troubleshooting
- OSPF route calculation and selection
- OSPF principles and operation
Topic 6: Multicast Basics9%- IGMP and PIM protocols
- Multicast principles
Topic 7: Network Solutions2%
Topic 8: IS-IS Core Knowledge8%- IS-IS routing and configuration
- IS-IS protocol fundamentals
Topic 9: Network Service and Management2%
Topic 10: Switching Core Knowledge7%- Spanning Tree Protocol
- VLAN and trunking
- Link aggregation
Topic 11: Routing Basics3%
Topic 12: IPv6 Core Knowledge3%- IPv6 addressing and header
- IPv6 routing protocols
Topic 13: Large-scale WLAN Networking Architecture6%

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

Question #1

A network engineer outputs the following information when troubleshooting OSPF protocol faults.
Based on this, determine what causes the adjacency relationship to fail to be established normally?

  • A. The IP address codes of the interfaces are inconsistent
  • B. Process numbers are inconsistent
  • C. Router ID conflict
  • D. Area code mismatch
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #2

Which of the following description about LSA is correct?

  • A. The combination of LS sequence number, Link State ID and Advertising Router jointly identifies an LSA
  • B. The combination of LS type, Link State ID and LS sequence number jointly identifies an LSA
  • C. The combination of LS type, Link State ID and Advertising Router jointly identifies an LSA
  • D. The combination of LS type, LS sequence number and Advertising Router together identifies an LSA
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #3

Which of the following statements about WLAN hot backup is incorrect? (Multiple choice)

  • A. During VRRP hot backup, the primary and backup ACs can be on different Layer 2 networks for backup through Layer 3 intercommunication.
  • B. When configuring VRRP hot backup, you can determine the active and backup roles of the AC device by configuring the VRRP priority.
  • C. In dual-link hot backup, load-sharing backup can be achieved by configuring the priority of the primary and backup ACs to be consistent.
  • D. When configuring VRRP hot backup, the primary and backup ACs must be on the same Layer 2 network.
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

Question #4

When multiple ASBRs introduce the same external route into the same OSPF domain, use the external route type with metric-type 2 to avoid suboptimal paths.

  • A. TRUE
  • B. FALSE
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #5

For the same multicast source, the device can determine the only multicast traffic incoming interface on the device through RPF inspection.

  • A. TRUE
  • B. FALSE
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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