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Huawei H12-891_V1.0-ENU real answers - HCIE-Datacom V1.0

H12-891_V1.0-ENU
  • Exam Code: H12-891_V1.0-ENU
  • Exam Name: HCIE-Datacom V1.0
  • Updated: Sep 15, 2026
  • Q & A: 611 Questions and Answers
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About Huawei H12-891_V1.0-ENU Exam guide

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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:

SectionWeightObjectives
Network Automation and Programmability15%- Controller-Based Networking
  • 1. iMaster NCE-Campus
  • 2. Intent-Driven Networking
- Automation Technologies
  • 1. Python Automation
  • 2. RESTCONF
  • 3. NETCONF
Advanced Datacom Technologies and Applications35%- Advanced Switching
  • 1. EVPN
  • 2. VXLAN
  • 3. MSTP
- Network Security
  • 1. AAA
  • 2. 802.1X Authentication
  • 3. Access Control Technologies
- Advanced Routing
  • 1. OSPF Advanced Features
  • 2. IS-IS
  • 3. BGP
Network Planning, Operations and Maintenance10%- Operations and Maintenance
  • 1. Fault Diagnosis
  • 2. Performance Monitoring
  • 3. Network Optimization
- Network Planning
  • 1. High Availability Design
  • 2. Capacity Planning
Datacom Basic Knowledge15%- Core Protocol Technologies
  • 1. Switching Technologies
  • 2. IPv4 and IPv6
  • 3. Routing Technologies
- Network Architecture
  • 1. Campus Network Architecture
  • 2. Enterprise Network Architecture
  • 3. WAN Architecture
Campus Network Solution25%- Campus Network Deployment
  • 1. Policy Deployment
  • 2. Service Provisioning
  • 3. Fabric Deployment
- Campus Network Design
  • 1. WLAN Design
  • 2. User Access Design
  • 3. Huawei CloudCampus Solution

Huawei HCIE-Datacom V1.0 Sample Questions:

Question #1

When running OSPFv3 on a Huawei router, the OSPFv3 process automatically selects an interface address as the process router id

  • A. True
  • B. False
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

Regarding the mpLS handling mode of TTL, is the following description correct?

  • A. In MPLSVPI, if you need to hide the structure of the MPLS backbone network, you can use Uniform mode on Ingress for private network messages.
  • B. Pipe mode. When an IP message passes through the MPLS network, the IPTTL minus 1 is mapped to the WLSTTL field at the incoming node.
  • C. The TTL in the MPLS label has the same meaning as the TTL field in the head. TTL prevents mpLS networks from developing bad routing.
  • D. Unifore style, when an IP packet passes through the MPLS network, the IPTTL of the incoming node is minus l. The MPLS TTL field is a fixed value.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #3

ICMPv6 has two types: Error Messages and Information Messages.

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

Correct Answer: A  🗳️

Question #4

Regarding route introduction, what is the following description of the error?

  • A. By default, OSPF introduces an external route with a default metric of 1, and the level-2 network of the ingested external route type type, Type2
  • B. ISIS, routes to Level After the 1 makes a route ingestion, if you do not manually configure the ingestion policy, a bad route will be formed.
  • C. Introducing IBGP routing in OSPF may cause routing loops
  • D. BGP supports both import and network when generating routes, and the network mode is more precise.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #5

As shown in the figure, SWA, SWB runs the PSTP protocol, and Cost of Path remains the default without modification, so the following statement is correct

  • A. SWB will become the root bridge
  • B. GE0/0/2 on SWB is Alternative port
  • C. GEO/0/1 on ASWB is Alternative port
  • D. SWA On GEO/0/1 for backup port
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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