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 171:

    Protocol Priority Switch A. and Switch

    B. adopt LACP mode link aggregation, and all interfaces join the link aggregation group. At the same time, set the maximum number of active ports to 3. Then which port of switch A is not an active port? ()

    A. G0/0/1
    B. G0/0/3
    C. G0/0/0

  • Question 172:

    For the description of the PPP link establishment process, the following statement is wrong ()

    A. In the Establish phase, the PPP link performs LCP parameter negotiation. The negotiation content includes the maximum receiving unit MRU, authentication method magic word and other options
    B. After the NCP negotiation is successful, the PPP link will maintain the communication state and enter the Terminate phase
    C. The Dead phase is also called the physical layer unavailable phase. When both ends of the communication parties detect that the physical circuit is activated, they will migrate from the Dead phase to the Establish phase, which is the link establishment phase.
    D. In the Network phase, the PPP link performs NCP negotiation. Select and configure a network layer protocol through NCP negotiation, E.PPP link supports half-duplex and full- duplex modes

  • Question 173:

    If the IP address of a host in the LAN is 192.168.1.1/30, which of the following IP addresses will be processed by the host as the destination address of the IP packet? ()*

    A. 192.168.1.2/24
    B. 255.255.255.255
    C. 192.168.1.1
    D. 192.168.1.2/30

  • Question 174:

    Among the configuration BPDUs sent by the switch, which bridge is unlikely to appear? ()

    A. 819200-01-02-03-04-CC
    B. 409600-01-02-03-04-CC
    C. 000-01-02-03-04-CC
    D. 204800-01-02-03-04-CC

  • Question 175:

    Which of the following statements are true about the network shown in the following figure?

    A. RTA and SWC are in the same collision domain.
    B. SWA and SWB are in the same broadcast domain.
    C. SWA and SWC are in the same collision domain.
    D. SWA and SWC are in the same broadcast domain.

  • Question 176:

    From a security perspective, router A refuses to receive OSPF packets. ICMP packets received from the cO/0/1 interface. Which of the following commands can achieve this requirement? ()

    A. acl rumber 300o rule 5 deny ospf rule 10deny icmp interface GigabitEthernet0/0/1 traffic-filter inbounD.ac1300o#
    B. acl rumber 2000 rule 5 deny 89 rule 10 deny 1 interface GigabitEtherneto/0/1 trafficfilter inbounD.ac12000#
    C. acL rumber 300o rule 5 deny 89 rule 10 deny icmp interface GigabitEthernet0/0/1 traffic-filter inbounD.ac1 30oo#
    D. acl number 3000 rule 5 deny 89 rule 10 deny 1 interface GigabitEtherneto/0/1 trafficfilter inbounD.aci 3000

  • Question 177:

    Which of the following fields is not included in the HELL0 packet of the OSPF protocol? ().

    A. Neighbor
    B. Network Mask
    C. HelloInterval
    D. Sysname

  • Question 178:

    The network administrator hopes that the data packets sent from host A. to host pass through the G0/0/3 interface between routers, and the data packets sent from host to host A. pass through G0/ between routers. 0/4 interface, which of the following commands can achieve this requirement? ()

    A. RTA.:ip route-statiC.10.0.12.5 255.255.255.252 11.0.12.2 RTB.:ip route- static/n10.0.12.1255.255.255.25211.0.12.5
    B. RTA.:ip route-statiC.10.0.12.5 255.255.B255.252 11.0.12.6 RTB.:ip route- static/n10.0.12.1255.255.255.25211.0.12.1
    C. RTA.:ip route-statiC.0.0.0.0 0.0.0.0 11.0.12.2 RTB.:ipRoute- statiC.0.0.0.00.0.0.0ln11.0.12.5
    D. RTA.:ip route-statiC.0.0.0.0 0.0.0.0 11.0.12.6 RTB.:ip Route-statiC.0.0.0.00.0.0.0n11.0.12.1

  • Question 179:

    What is the IEEE802.11 standard corresponding to Wi-F16? ()

    A. 802.11au
    B. 802.11ax
    C. 802.11at
    D. 802.11ac

  • Question 180:

    The IPv6 address 2001: ABEF:2240E:FFE2:BCC0:CD0:DDBE:8D58 cannot be abbreviate()

    A. True
    B. False

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