] H12-811_V1.0-ENU Learning Materials: HCIA-Datacom V1.0 - H12-811_V1.0-ENU Actual Lab Questions

Huawei HCIA-Datacom V1.0 : H12-811_V1.0-ENU

  • Exam Code: H12-811_V1.0-ENU
  • Exam Name: HCIA-Datacom V1.0
  • Updated: Jul 31, 2026
  • Q & A: 880 Questions and Answers

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About Huawei H12-811_V1.0-ENU Exam Questions

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Huawei H12-811_V1.0-ENU Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Data Communication and Network Basics8%- Huawei VRP system
  • 1. VRP operating principles and basic operations
  • 2. Data forwarding process
- Core protocols
  • 1. ARP working principle
  • 2. TCP and UDP characteristics and application scenarios
- Basic concepts of data communication and networks
  • 1. Network architecture and standard organizations
  • 2. Routing and switching concepts
- Protocol models
  • 1. OSI reference model
  • 2. TCP/IP model and protocol stack
Topic 2: Ethernet Switching Network Construction28%- Link aggregation and stacking
  • 1. Link aggregation principles and configuration
  • 2. Switch stacking technology overview
- VLAN technology
  • 1. Trunk and access link configuration
  • 2. VLAN principles and division methods
- Ethernet technology
  • 1. Switch working principle and MAC address learning
  • 2. Ethernet frame structure and standards
- Spanning Tree Protocol
  • 1. STP/RSTP configuration and optimization
  • 2. STP/RSTP principles and port states
Topic 3: Network Management and Maintenance5%- Basic network management
  • 1. SNMP protocol overview
  • 2. Log and alarm management
- Fault diagnosis tools
  • 1. Device status and information query
  • 2. Ping and Tracert usage
Topic 4: Network Security and Access Control12%- ACL technology
  • 1. ACL classification and matching rules
  • 2. ACL configuration and application scenarios
- Basic network security
  • 1. Common attack types and defense methods
  • 2. Port security and protection measures
Topic 5: SDN and Network Automation Basics3%- Network automation
  • 1. Huawei automation tools overview
  • 2. Automation development foundation
- SDN concept and architecture
  • 1. Characteristics and application scenarios
Topic 6: WAN Technology and Application7%- WAN connection types
  • 1. HDLC and PPP protocols
  • 2. PPP authentication principles
- NAT technology
  • 1. NAT principles and types
  • 2. NAT configuration and application
Topic 7: IPv6 Basics5%- IPv6 address system
  • 1. IPv6 address format and classification
  • 2. IPv6 address configuration
- IPv6 protocol features
  • 1. Transition technologies overview
  • 2. ICMPv6 and neighbor discovery
Topic 8: Building IP Network with Interconnection and Interworking27%- IPv4 addressing
  • 1. IPv4 address classification and composition
  • 2. Subnet division and VLSM
- Static routing
  • 1. Default route and floating static route
  • 2. Static route configuration and application
- IP routing fundamentals
  • 1. Routing table composition and routing principles
  • 2. Layer 3 forwarding mechanism
- OSPF protocol basics
  • 1. OSPF working principle and characteristics
  • 2. OSPF single-area configuration

Huawei HCIA-Datacom V1.0 Sample Questions:

1. The topology and configuration are as shown in the figure, then an Eth-Trunk logical link can be established between the two switches normally, and LSW2 is the active end.

A) False
B) True


2. Referring to the following topology and configuration, routers R1 and R2 are connected through a serial low-speed cable, and the data link layer encapsulation uses PPP. When the hold times of R1 and R2 are inconsistent, PPP negotiation fails and communication cannot be performed.

A) False
B) True


3. SRGB (segment routing global block) is a set of local labels reserved for the global segment. In MPLS and IPv6, SRGB is a set of local labels reserved for global labels.

A) False
B) True


4. What kind of packets does OSPF use to send LSAs to neighbors?

A) LSACK
B) LSU
C) LSR
D) LSA


5. At which layer of the OSI reference model does the Ethernet switch work?

A) Physical layer
B) Data link layer
C) Network layer
D) Transport layer


Solutions:

Question # 1
Answer: A
Question # 2
Answer: A
Question # 3
Answer: B
Question # 4
Answer: B
Question # 5
Answer: B

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