H12-891 Verified 2026 Edition

Hcie-DatacomPractice Test

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Exam Information

Official specifications published by Huawei

Exam Format

Expert

Registration

$300 USD
Pearson VUE, Huawei Authorized Testing Centers

Validity

3 years
Re-take H12-891 and H12-892 exams before expiration; Achieve a higher-level Huawei certification; Participate in Huawei continuing education programs

H12-891 Exam Topics and Domains

H12-891 is organized into 5 weighted domains. Expect to work with iMaster NCE, CloudEngine switches, Huawei NetEngine routers, iMaster NCE-Campus, and more.

1

Advanced Routing and Switching Technology

37%

Advanced Layer 2 Technologies

VLAN Advanced FeaturesSpanning Tree Protocol (STP) AdvancedEthernet Link Aggregation
  • Master advanced VLAN technologies and their application scenarios
  • Implement and optimize STP in complex enterprise networks
  • Design link aggregation solutions for high availability

Advanced Routing Protocols

OSPF Advanced FeaturesIS-IS Advanced ConfigurationBGP Advanced FeaturesRoute Control and Redistribution
  • Design and implement complex OSPF and IS-IS networks
  • Configure and optimize BGP for enterprise and service provider scenarios
  • Implement advanced routing policies and redistribution

MPLS and MPLS VPN

MPLS FundamentalsMPLS L3VPNMPLS L2VPNMPLS Traffic Engineering
  • Implement MPLS and label distribution protocols
  • Design and deploy MPLS L3VPN and L2VPN services
  • Configure MPLS traffic engineering for optimal path selection

IP Multicast

Multicast FundamentalsPIM Protocols
  • Configure IP multicast protocols
  • Design multicast routing solutions
  • Troubleshoot multicast forwarding issues

IPv6 Technologies

IPv6 Addressing and ProtocolsIPv6 RoutingIPv6 Transition Technologies
  • Implement IPv6 addressing and routing
  • Configure IPv6 transition mechanisms
  • Design dual-stack networks

High Availability Technologies

VRRP and BFDDevice and Link Redundancy
  • Implement gateway redundancy with VRRP
  • Configure BFD for fast convergence
  • Design high-availability network architectures
2

Campus Network Planning and Deployment

23%

Enterprise Network Architecture

Campus Network Design ModelsNetwork Convergence and Integration
  • Design enterprise campus network architectures
  • Plan network convergence strategies
  • Integrate multiple network services

Huawei CloudCampus Solution

CloudCampus ArchitectureNetwork Automation and OrchestrationWLAN Integration
  • Deploy Huawei CloudCampus solution
  • Configure VXLAN-based campus networks
  • Implement network automation with iMaster NCE-Campus

Campus Network Security

Access Control and AuthenticationNetwork Segmentation
  • Implement campus network access control
  • Configure network segmentation for security
  • Deploy NAC solutions

Quality of Service (QoS)

QoS Mechanisms
  • Design QoS policies for campus networks
  • Implement QoS for unified communications
  • Troubleshoot QoS issues
3

WAN Interconnection Network Planning and Deployment

8%

WAN Technologies

Traditional WAN TechnologiesInternet-based WAN
  • Design WAN interconnection solutions
  • Implement various VPN technologies
  • Optimize WAN performance and reliability

Huawei SD-WAN Solution

SD-WAN ArchitectureSD-WAN Traffic SteeringSD-WAN Security
  • Deploy Huawei SD-WAN solution
  • Configure application-aware routing
  • Implement SD-WAN security policies
4

Bearer WAN Planning and Deployment

15%

Carrier Network Technologies

MPLS TE and SREVPNSRv6
  • Implement MPLS-TE and Segment Routing
  • Configure EVPN for Layer 2 and Layer 3 services
  • Deploy SRv6 for modern carrier networks

Huawei CloudWAN Solution

CloudWAN ArchitectureNetwork Slicing
  • Deploy Huawei CloudWAN solution
  • Implement network slicing with SRv6
  • Configure FlexE for hard slicing

Optical Transport Network (OTN)

OTN Fundamentals
  • Understand OTN architecture and protocols
  • Configure OTN services
  • Implement OTN protection
5

Network Automation

17%

Network Programmability

Network APIsPython for Network Automation
  • Use NETCONF, RESTCONF, and gRPC for device management
  • Develop Python scripts for network automation
  • Work with YANG data models

Network Controllers and Orchestration

SDN ControllersNetwork Service Orchestration
  • Deploy and manage SDN controllers
  • Create network service templates
  • Implement intent-based networking

Network Telemetry and Analytics

Telemetry TechnologiesNetwork Analytics and AI
  • Configure streaming telemetry
  • Implement network analytics
  • Leverage AI for network optimization

DevOps and CI/CD for Networks

Infrastructure as CodeTesting and Validation
  • Implement infrastructure as code with Ansible
  • Design CI/CD pipelines for network automation
  • Create automated testing and validation workflows

How do I earn this certification?

Passing H12-891 earns the HCIE-Datacom certification. It sits in the Datacom track.

Current Level Exams
  • H12-891_V1.0 - HCIE-Datacom V1.0 (Written)
  • H12-892_V1.0 - HCIE-Datacom V1.0 (Lab)
Alternative Paths
  • H12-831_V1.0 - HCIP-Datacom-Advanced Routing & Switching TechnologyAlternative HCIP specialization focusing on advanced routing and switching
  • H12-841_V1.0 - HCIP-Datacom-Campus Network Planning and Deployment Complementary HCIP specialization in campus network design
  • H12-871_V1.0 - HCIP-Datacom-SD-WAN Planning and Deployment Complementary HCIP specialization in SD-WAN technologies
  • H12-881_V1.0 - HCIP-Datacom-Network Automation Developer Complementary HCIP specialization in network automation and programmability

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How to study for this exam?

Use the official PlanetCert Practice Test alongside the study plan below to prepare efficiently for H12-891.

What's changed on this exam?

Current Status
  • ACTIVE
  • Last content update: 2020-06-30
  • Announcement date: 2020-06-30
Updates
  • iMaster NCE Controllers Latest Critical for campus, WAN, and automation domains • Release date: 2024-ongoing
  • SRv6 (Segment Routing v6) Current Major component of Bearer WAN domain (15%) • Release date: 2020-ongoing
  • VXLAN-EVPN Current Essential for campus and data center topics • Release date: 2019-ongoing
  • CloudCampus Solution Latest Core component of Campus Network domain (23%) • Release date: 2020-ongoing

Who should take this exam?

This exam is typically taken by Senior network engineers with 5+ years of experience and Network architects designing enterprise networks.

  • HCIP-Datacom-Core Technology certification
  • 5 years of hands-on experience with enterprise networks
  • Experience with Huawei VRP operating system
  • Knowledge of routing, switching, and MPLS technologies

What jobs can I get with this?

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