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 601:

    If the largest number in an ACL rule is 12, by default, the user does not specify a number when configuring a new rule, then the number assigned to the new rule by the system is? ()

    A. 15
    B. 14
    C. 16

  • Question 602:

    The administrator cannot log in to the Huawei router through Telnet, but other administrators can log in normally. What are the possible reasons for the following items? ()

    A. The administrator user account has been deleted
    B. The administrator user account has been disabled
    C. The Telnet service of the AR2200 router has been disabled
    D. The authority level of the administrator user account has been modified to 0

  • Question 603:

    Which of the following WLAN security policies support open link authentication?

    A. WPA
    B. WPA2-PSK
    C. WPA2-802.1X
    D. WEP

  • Question 604:

    Two authentication domains "Area1" are configured on a router acting as an authentication server And "AreA.2", If the user uses the correct username'huawei' and password"hello" for authentication. Then which authentication domain will this user be assigned to? ()

    A. Authentication domain "AreA 1"
    B. Authentication domain "default domain\

  • Question 605:

    "The network administrator created VLAN 10 on the Layer 3 switch and configured an IP address under the virtual interface of the VLAN. When using the command "display ip interface brief to view the port status, and found that the VLANIF10 interface is in the dow state, what should be done? Operation to restore the VLANIF10 interface to normal? ()

    A. Assign an interface that must be Up and must be of type Trunk into VLAN 10
    B. Assign any physical interface to VLAN10
    C. Assign a physical interface that must be Up to VLAN 10
    D. Use the command "undo shutdown" under the VLANIF10 interface

  • Question 606:

    LACP protocol priority, switch A. and switch adopt LACP mode link aggregation, and all interfaces join the link aggregation group, and set the maximum number of active ports to 3, then which interface of switch A is not an active port? ()

    A. G0/0/3
    B. G0/0/0
    C. G0/0/2

  • Question 607:

    Which of the following statements is true?

    A. Switches work at the network layer.
    B. Routers work at the network layer.
    C. Switches work at the physical layer.
    D. Routers work at the physical layer.

  • Question 608:

    The display startup information of the AR2200 router. Regarding these information, the statement is wrong ()

    A. The system file at the next startup of the device can be modified with the command "startup system software"
    B. The running configuration file is not saved
    C. The system file used for this startup of the device is ar2220-v200r003c00spc00.cc
    D. The system file cannot be modified when the device is started next time

  • Question 609:

    As shown in the figure below. Host A and Host B cannot communicate. ()(True or False)

    A. True
    B. False

  • Question 610:

    An administrator cannot log in to a Huawei router through Telnet, but other administrators can log in to the router. Which of the following are possible causes? (Choose all that apply.)

    A. The Telnet service has been disabled on the AR2200 router.
    B. The administrator account has been deleted.
    C. The user level of the administrator account has been changed to 0.
    D. The administrator account has been disabled.

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