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

H12-811-ENU real exams

Exam Code: H12-811-ENU

Exam Name: HCIA-Datacom V1.0

Updated: Oct 12, 2026

Q & A: 732 Questions and Answers

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Huawei H12-811-ENU Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Security and Access Control10%- ACL principles and configuration
- AAA authentication basics
- Basic security policies
- Port security
Topic 2: Data Communication and Network Basics8%- Basic concepts of data communication and networks
- OSI and TCP/IP protocol models
- ARP, TCP, UDP principles
- VRP operating system basics
- Network devices and transmission media
Topic 3: WLAN Fundamentals10%- Basic WLAN configuration
- WLAN basic concepts
- WLAN security mechanisms
- WLAN architecture and standards
Topic 4: IP Network Interconnection and Interworking27%- IPv4 addressing and subnetting
- Packet forwarding process
- Static routing and RIP
- IP routing principles
- OSPF basics
Topic 5: Network Management and Operation4%- Basic network troubleshooting
- SNMP and Syslog
- Device management and maintenance
Topic 6: Ethernet Switching Networks23%- STP/RSTP protocols
- Trunk, Hybrid, Access interfaces
- VLAN principles and configuration
- Layer 2 switching operation
- Link aggregation and stacking
Topic 7: Network Services and Applications7%- DNS, FTP, HTTP services
- Telnet, SSH remote management
- NAT technology
- DHCP principle and configuration
Topic 8: SDN and Network Automation Basics3%- Huawei automation tools
- SDN architecture and concepts
- Network automation overview
Topic 9: IPv6 Basics5%- IPv6 address structure and types
- IPv6 transition technologies
- ICMPv6, Neighbor Discovery
- IPv6 header format
Topic 10: WAN Basics3%- MPLS overview
- Common WAN technologies
- HDLC and PPP protocols

Huawei HCIA-Datacom V1.0 Sample Questions:

Question #1

The configuration information of a certain port of the switch is shown in the figure. Then, when the data frame of which VLAN is sent by this port, it carries the VLAN TAG? ()interface GigabitEtherneto/0/1 port hybriD.taggeD.vlan 2 to 3 100 port hybriD. untaggeD. vlan 4 6#

  • A. 2, 3, 100
  • B. 2.3, 4, 6, 100
  • C. 1, 2.3, 100
  • D. 1, 2, 3, 4.6, 100
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #2

IP route--statiC.10.0.12.0255.255.255.0192.168.1.1 About this command description is correct ()

  • A. If the router learns a router with the same destination network as this route through other protocols, the router will prefer this route
  • B. The priority of this route is 100
  • C. This command configures a route to the 192.168.1.1 network
  • D. This command configures a route to the 10.0.12.0 network
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #3

There are multiple route entries to the same destination network in the routing table. These routes are called? ()

  • A. Suboptimal routing
  • B. Multipath routing
  • C. Default route
  • D. Equal cost routing
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #4

Which NAT can convert multiple private network addresses into one public network address to access the public network at the same time

  • A. Dynamic NAT
  • B. Static NAT
  • C. NAPT
  • D. Easy IP
Reveal Solution  Discussion  0

Correct Answer: C,D  🗳️

Question #5

When a switch receives a unicast data frame with a VLAN tag, but finds that the destination MAC address of the data frame cannot be queried in its MAC address table, the switch's processing behavior for the data frame is ().

  • A. The switch will broadcast this data frame to all ports (except the receiving port) in the VLAN where the data frame is located
  • B. The switch will discard this data frame
  • C. The switch will broadcast the data frame to all ports
  • D. The switch will broadcast this data frame to all Access ports
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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