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Huawei H12-891_V1.0 Exam Syllabus Topics:

SectionWeightObjectives
Campus Network Planning and Deployment23%- Campus Network Architecture
  • 1. Hierarchical Design
  • 2. Spine-Leaf Architecture
- Underlay Network
  • 1. Physical Layer Design
  • 2. IP Address Planning
- Network Services
  • 1. WLAN
  • 2. QoS
  • 3. Network Security
- Overlay Network (VXLAN)
  • 1. BGP EVPN
  • 2. VXLAN Gateway
Advanced Routing and Switching Technology37%- MPLS
  • 1. MPLS VPN
  • 2. LDP
  • 3. MPLS TE
  • 4. Configurations
  • 5. Basic Concepts
- OSPF
  • 1. Route Calculation
  • 2. Configurations and Troubleshooting
  • 3. Basic Concepts
  • 4. LSA Types
  • 5. Area Types
- Route Control
  • 1. ACL
  • 2. Route-policy
  • 3. Route Filtering
  • 4. IP Prefix List
- BGP
  • 1. Routing Policies
  • 2. Path Selection
  • 3. Configurations and Troubleshooting
  • 4. Basic Concepts
  • 5. Route Aggregation
- Ethernet Switching
  • 1. VLAN
  • 2. VXLAN
  • 3. Stack & CSS
  • 4. STP/RSTP/MSTP
- IS-IS
  • 1. Addressing
  • 2. Network Types
  • 3. Route Leaking
  • 4. Configurations and Troubleshooting
  • 5. Basic Concepts
Bearer WAN Planning and Deployment15%- Traffic Engineering
  • 1. Flex-Algo
  • 2. RSVP-TE
  • 3. SR-TE
- SR (Segment Routing)
  • 1. SRv6
  • 2. SR-MPLS
- VPN Services
  • 1. L3VPN
  • 2. EVPN
Network Automation17%- Automation Technologies
  • 1. Python Scripting
  • 2. NETCONF/YANG
  • 3. RESTful API
  • 4. Ansible
- iMaster NCE
  • 1. Intent-Driven Networking
- NCE (Network Cloud Engine)
  • 1. Architecture
  • 2. Deployment
WAN Interconnection Network Planning and Deployment8%- MPLS VPN
  • 1. Hub-Spoke
  • 2. Full-Mesh
- Inter-AS VPN
  • 1. Option B
  • 2. Option A
  • 3. Option C
- SD-WAN
  • 1. Architecture
  • 2. Orchestrator

Huawei HCIE-Datacom V1.0 Sample Questions:

In a scenario where a VXLAN tunnel is dynamically established through BGP EVPN, which of the following statements about the functions of BGP EVPN Type 3 routes is incorrect?

  • A. If the VTEP IP address carried in the received Type 3 route is reachable at Layer 3, a VXLAN tunnel to the peer end is established.
  • B. Type 3 routes carry L2VNIs and VTEP IP addresses.
  • C. Type 3 routes carry L3VNIs.
  • D. If the VTEP IP address of a Type 3 route is reachable at Layer 3 and the peer VNI is the same as the local VNI, an ingress replication list is created for forwarding BUM packets.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Which of the following statements is incorrect about a BGP/MPLS IP VPN?

  • A. A BGP/MPLS IP VPN consists of customer edges (CEs), provider edges (PEs), and providers (Ps). PEs and Ps are carrier devices, whereas CEs are BGP/MPLS IP VPN customer devices.
  • B. Ps only need to provide basic MPLS forwarding capabilities and do not need to maintain VPN-related information.
  • C. Inter-site communication can be implemented through VPN. A site can only belong to only one VPN.
  • D. In most cases, CEs are unaware of VPNs and do not need to support MPLS or MP-BGP.
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Correct Answer: C  🗳️

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YANG is a data modeling language for the definition of data sent over network management protocols such as NETCONF. Which of the following are basic YANG data models? (Select all that Apply)

  • A. Leaf node
  • B. Tree node
  • C. List node
  • D. Set node
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Correct Answer: A,C  🗳️

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A 32-bit MPLS header consists of a 20-bit label used for packet forwarding, a 3-bit EXP field that identifies the IP packet priority, a 1-bit bottom-of-stack flag that identifies the last label, and an 8-bit TTL field. Which statement regarding the TTL field is correct?

  • A. This field is used to prevent packet forwarding loops, similar to the TTL field in an IP header.
  • B. This field is used for label management.
  • C. This field limits the LSR.
  • D. This field is used to control the upstream device in label distribution.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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HTTP is an application layer protocol for distributed, collaborative, and hypermedia information systems.

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

Correct Answer: A  🗳️

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