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

"HCIA-Datacom V1.0", also known as H12-811_V1.0-ENU exam, is a Huawei Certification. With the complete collection of questions and answers, UpdateDumps has assembled to take you through 880 Q&As to your H12-811_V1.0-ENU Exam preparation. In the H12-811_V1.0-ENU exam resources, you will cover every field and category in HCIA-Datacom Certification helping to ready you for your successful Huawei Certification.

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  • Updated on: Aug 10, 2026
  • No. of Questions: 880 Questions & Answers

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  • Updated on: Aug 10, 2026
  • No. of Questions: 880 Questions & Answers

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

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

Huawei HCIA-Datacom V1.0 Sample Questions:

1. In the network shown in the figure below, when the OSPF neighbor status is stable, what is the neighbor status of Router B and Router C?

A) 2-way
B) Full
C) Down
D) Attempt


2. If there is no security policy configured in the inter-zone of the firewall, or when searching for security policies, all the security policies are not hit, then which of the following default packet filtering action of the inter-zone is executed by default?

A) Different applications have different default actions
B) Only part of the passage is allowed
C) Escalate to Administrator
D) Refusal to pass


3. If during the PPP authentication process, the authenticated person sends a wrong user name and password to the authenticator, what type of message will the authenticator send to the authenticated person?

A) Authenticate-Nak
B) Authenticate-Reply
C) Authenticate-Reject
D) Authenticate-Ack


4. SR (SegmentRouting) defines destination address prefixes/nodes and adjacencies in the network as segments, and assigns SIDs (SegmentID) to these segments. A forwarding path is obtained by unordered arrangement (Segment List) of Adjacency SID (adjacent segment) and Prefix/Node SID (destination address prefix/node segment).

A) False
B) True


5. The network management system can only view the running status of the device through the SNMP protocol but cannot deliver the configuration.

A) False
B) True


Solutions:

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

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