H12-811_V1.0-ENU Study Materials: HCIA-Datacom V1.0 & H12-811_V1.0-ENU Certification Training

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

Exam Code: H12-811_V1.0-ENU

Exam Name: HCIA-Datacom V1.0

Updated: Aug 26, 2026

Q & A: 880 Questions and Answers

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About Huawei HCIA-Datacom V1.0 - H12-811_V1.0-ENU exam dumps

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

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

Huawei HCIA-Datacom V1.0 Sample Questions:

1. Which of the following descriptions of "message marking" is wrong?

A) The QoS information field of the message can be marked
B) It can mark the DSCP and IP Precedence information of IP packets
C) The MAC of the message can be marked
D) The 802.1P information of VLAN packets can be marked


2. If there is an inclusion relationship in the configured ACL rules, it should be noted that the rule numbers of the strict conditions need to be sorted first, and the rule numbers of the loose conditions need to be sorted last, so as to prevent the packet from stopping to continue matching due to hitting the rules of the loose conditions, thereby Rules that make it impossible to hit strict conditions.

A) False
B) True


3. On the command line interface of the Huawei AR router, the save command is used to save the current system time.

A) False
B) True


4. Which statement about ASPF and Server-map is correct? (Multiple choice)

A) The server-map entry will be deleted after a certain aging time because there is no packet match. This mechanism ensures that the relatively loose channel such as the Server-map entry can be deleted in time; it also ensures the security of the network. When a new data connection is subsequently initiated, the establishment of a Server-map entry will be re-triggered
B) Only ASPF will generate the Sever-map table
C) Server-map is usually only used to check the first message, and the message after the channel is established is still forwarded according to the session table
D) After the channel is established, the message is still forwarded according to the Server-map


5. Network devices running SNMP protocol can actively report alarm information so that network administrators can find faults in time.

A) False
B) True


Solutions:

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

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