H12-811 Exam Details

  • Exam Code
    :H12-811
  • Exam Name
    :HCIA-Datacom V1.0
  • Certification
    :Huawei Certifications
  • Vendor
    :Huawei
  • Total Questions
    :838 Q&As
  • Last Updated
    :May 26, 2026

Huawei H12-811 Online Questions & Answers

  • Question 671:

    In the MAC address table of the switch, which of the following entries will not age?

    A. Static MAC address table entry
    B. Port MAC address table entry
    C. Dynamic MAC address table entry
    D. Device MAC address table entry

  • Question 672:

    Link aggregation is a common technology in enterprise networks. Which of the following descriptions are the advantages of link aggregation technology? ()*

    A. Improve safety
    B. Improve reliability
    C. Achieve load sharing
    D. Increase bandwidth

  • Question 673:

    Which of the following protocols is OSPF based on?

    A. UDP
    B. HTTP
    C. TCP
    D. IP

  • Question 674:

    As shown in the figure, if the command ping 10.1.1.2 is executed on R1, the data frame of VLAN 10 received from LSW2 by LSW1 is tagge()(True or False)

    A. True
    B. False

  • Question 675:

    What is the number range of the Layer 2 ACL? ()

    A. 3000-3999
    B. 40004999
    C. 60006031

  • Question 676:

    The output information of the router is shown in the figure. Which of the following statements is wrong? () (Single-choice question)

    The broadcast address corresponding to the AEthernet0/0/0 interface is 10.0.12.255

    A. The physical link of the Ethernet0/0/0 interface is normal
    B. Ethernet0/0/0 interfaceThe MTU value is 1480
    C. Ethernet (The IP address of the /0/0 interface is 10.0.12.1/24

  • Question 677:

    As shown in the figure, the switch runs STP with default parameters. Which of the following ports will be elected as the designated port? () (Single-choice question)

    A. HUB's G0/0/1 port
    B. HUB's G0/0/2 port
    C. Port G0/0/2 of switch A

  • Question 678:

    What is the number range of advanced ACLs? ()

    A. 3000-3999
    B. 2000-2999
    C. 40004999
    D. 60006031

  • Question 679:

    The following statement about static routing is wrong ()

    A. Cannot automatically adapt to changes in network topology
    B. Manual configuration by network administrator
    C. Low system performance requirements
    D. Routers need to exchange routing information

  • Question 680:

    Complete the ACL configuration shown in the figure on the router RTA. Which of the following descriptions is correct? () (Single-choice question) (RTA) acl 2001 (RTA-acl-basic-2001) rule 20 permit source 20.1.1.0 0.0.0.255 RTA-acl-basic-2001rule 10 deny source 20.1.1.0 0.0.0.255

    A. The VRP system will adjust the sequence number of the first rule to 5 according to the configuration sequence.
    B. The VRP system will not adjust the sequence number, but will first match the rule permit source 20.1.1.00.0.0.255
    C. The VRP system will first match the rule deny source20.1.1.00.0.0.255 according to the sequence number.
    D. The sequence number of configuration error rules must be configured from small to large

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