Huawei H12-891 Online Practice Questions and Exam Preparation

Huawei H12-891 Online Questions & Answers

• Question 671:

  There is no routing protocol running on the router HW, and only one default route reaches the remote network. On the router, when trying to ping the remote file server address 105.40.1. The result of the ping on the router job is presented as "Request Timed Out." Based on the above description, which of the following analysis is incorrect?

  A. Router HW's next-hop router does not have a path to the destination address
  B. Ping is successful, but congestion occurs on the path to the destination address
  C. ICMP packets can reach the destination address, but the destination device failed to reply
  D. Router HW does not have a legitimate route to the destination address
  E. There is a firewall in the remote destination network, and no ICMP traffic is allowed
  A. Router HW's next-hop router does not have a path to the destination address

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• Question 672:

  MQC, like PBR--can only be called under the device's Layer 3 interface.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 673:

  If the Interface Sticky MAC function is enabled, what is the number of MAC addresses that the interface learns by default?

  A. 15
  B. 10
  C. 5
  D. 1
  D. 1

• Question 674:

  For a non璬irectly connected EBGP neighbor to establish properly, which configurations must be included? (Choose two)

  A. peer ebgp-max-hop
  B. peer ignore
  C. peer as-number
  D. peer connect-interface
  A. peer ebgp-max-hop
  C. peer as-number

• Question 675:

  What is the correct description of the scene shown in the following figure? (Choose two)

  A. R1 simultaneously exists in level-1 and level-2 LSDB.
  B. R1 can ping the interface address of R2 loopback 0.
  C. R1 has a route to R2 loopback 0.0.0.22/32.
  D. There is no neighbor relationship between R1 and R2.
  A. R1 simultaneously exists in level-1 and level-2 LSDB.
  C. R1 has a route to R2 loopback 0.0.0.22/32.

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• Question 676:

  The network administrator defines a traffic policing policy as follows:

  

  A. 256 Kbytes
  B. 48128 bytes
  C. 32 Kbytes
  D. 80128 bytes
  C. 32 Kbytes

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  Explanation

• Question 677:

  Network administrator A wants to use an IP prefix list to match specific routes. Which of the following routes can be matched by the IP prefix list shown in this figure? (Choose four)

  ip ip-prefix TEST permit 10.0.0.0 24 less-equal 30

  A. 10.0.2.0/24
  B. 10.0.1.0/24
  C. 10.0.0.1/30
  D. 10.0.0.0/24
  A. 10.0.2.0/24
  B. 10.0.1.0/24
  C. 10.0.0.1/30
  D. 10.0.0.0/24

• Question 678:

  Which of the following statements about DHCP snooping is incorrect?

  A. After DHCP snooping is enabled in the view of a VLAN, it takes effect for the VLAN's DHCP messages received by all the interfaces of the device.
  B. After DHCP snooping is enabled globally, the device processes only DHCPv4 messages by default if no parameter is specified.
  C. DHCP snooping can prevent attacks by configuring trusted interfaces.
  D. After DHCP snooping is enabled in the view of an interface, it takes effect for all DHCP messages on the interface.
  A. After DHCP snooping is enabled in the view of a VLAN, it takes effect for the VLAN's DHCP messages received by all the interfaces of the device.

• Question 679:

  The telemetry network model is broadly and narrowly defined. Which of the following modules are involved intelemetry in a narrow sense (device-side telemetry)? (Choose three)

  A. Data generation
  B. Data push
  C. Data source
  D. Data subscription
  A. Data generation
  B. Data push
  C. Data source

• Question 680:

  Which of the following is not contained in a digital certificate?

  A. Digital envelopes
  B. Issued by
  C. Digital signature
  D. Public key information
  A. Digital envelopes