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 641:

    On an interface that uses PPP as the data link layer protocol, you can configure a static route by specifying the next hop address or outgoing interface. ()

    A. True
    B. False

  • Question 642:

    When two OSPF routers form a 2-WAY neighbor relationship, LSDhas been synchronize()

    A. True
    B. False

  • Question 643:

    In the network as shown in the figure below, host A logs in to router A through Telnet. Then obtains the configuration file of router B through FTP on the remote interface. At this time, how many TCP connections does router A have? () (Single-choice question)

    A. 1
    B. 3
    C. 2

  • Question 644:

    When Huawei switches allow STP, the priority of the switch by default is ()

    A. 32768
    B. 8192
    C. 16384
    D. 4096

  • Question 645:

    What is the corresponding Solicited.-node multicast address for IPv6 iAilt2019::8:AB.? ()

    A. FF02:1:FF20:19
    B. FF02:1:FE08:AB
    C. FF02:FF08:AB
    D. FF02:1:FF08:AB

  • Question 646:

    Which of the following is not an open API of Huawei controllers?

    A. RESTful
    B. NETCONF
    C. AAA
    D. OpenFlow

  • Question 647:

    On the network shown in the figure, the ports connecting switch A and switch B to hosts belong to VLAN 10 and VLAN 20 respectively. The ports through which the two switches are interconnected are trunk ports, and the PVIDs of the ports are 10 and 20, respectively. Which of the following statements are true? (Choose all that apply.)

    A. Host A and host B belong to different VLANs and cannot ping each other.
    C. When the data frames sent by the hosts are forwarded between the switches, the frames are untagged.
    D. ARP requests from host A cannot be forwarded to host

  • Question 648:

    Which of the following statements about link aggregation are correct? ()

    A. GE electrical interfaces and GE optical interfaces cannot be added to the same Eth- Trurnk interface
    B. Eth-Trurnk interfaces cannot be nested
    C. When two devices are connected, it is necessary to ensure that the link aggregation mode on both devices is the same
    D. GE interface and FE interface cannot be added to the same Eth-Trunk interface

  • Question 649:

    As shown in the figure, there are three data packets captured by the administrator on the network. Which of the following statements is incorrect? (Single choice question) Source destination protocol info 10.0.12.110.0.12.2TCp50190>telnetSYNseq0win8192Len0mss146010.0.12.2 10.0.12.1 TCP telnet:50190 SYN,ACKseg-0 Ack-1 win-8192 Len-0mss=1460

    10.0.12.110.0.12.2 TCP50190>telnet(ACK)seq-1Ack=1win=81921en=0

    A. None of these three data packets contain application layer data
    B. These three data packets represent the three-way handshake process of TCP
    C. The telnet client uses port 50190 to establish a connection with the server
    D. The IP address of the telnet server is 10.0.12.1. The IP address of the telnet client is 10.0.12.2

  • Question 650:

    The Hybriport can be connected to the user host or other switches. ()

    A. True
    B. False

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