Huawei H12-831 Online Practice Questions and Exam Preparation

Huawei H12-831 Online Questions & Answers

• Question 91:

  On the OSPFv3 network shown in the figure, area 1 is an NSSA. R1 imports the external route 2000::1/128 to OSPFv3. Which of the following LSAs are available in area 0?

  

  A. Link-LSA
  B. Inter-Area-Router-LSA
  C. Intra-Area-Prefix-LSA
  D. Inter-Area-Prefix-LSA
  B. Inter-Area-Router-LSA
  D. Inter-Area-Prefix-LSA

• Question 92:

  Run the display ip interface GEO/D/D command to view statistics about ping packets received on the interface.

  A. True
  B. False
  A. True

• Question 93:

  R1 forwards a packet with the destination IP address of 4.4.4.4 on an MPLS network.

  Some LSP (Label Switched Path) information of R3 is shown in the figure. During packet transmission, which of the following devices perform MPLS label operations?

  

  A. R4
  B. R2
  C. R1
  D. R3
  B. R2
  C. R1
  D. R3

• Question 94:

  The correct description for the configuration on this switch is: [Huawei]dhcp enable [Huawei]interface Vlanif 100 [Huawei-Vlanif 100]dhcp select relay

  

  A. YoujizhiDHCPYuegen server and mouthDHCP relayByKmust be enabled globallyDHCP
  B. forVLAN100interface designationDHCPThe server group isdhcpgroupl
  C. First you need to createDHCPmonth starter group and add to server groupDHCPserver
  D. VANIF100The interface will receive theDHCPmessage, sent to the outside through the relayDHCP Server
  A. YoujizhiDHCPYuegen server and mouthDHCP relayByKmust be enabled globallyDHCP
  B. forVLAN100interface designationDHCPThe server group isdhcpgroupl
  C. First you need to createDHCPmonth starter group and add to server groupDHCPserver
  D. VANIF100The interface will receive theDHCPmessage, sent to the outside through the relayDHCP Server

• Question 95:

  The figure shows the Router-LSA generated by a router. Which of the following statements are true based on the LSA?

  

  A. The router is an ASBR.
  B. At least one interface on the router belongs to area 0.
  C. The router is an ABR.
  D. At least one interface on the router belongs to a stub area.
  B. At least one interface on the router belongs to area 0.
  C. The router is an ABR.

• Question 96:

  MPLS is called Multi-Protocol Label Switching. Regarding the label description in MPLS, the correct one is:

  A. MPLSThe system has a variety of label publishing protocols, such asLDPis a label publishing agreement
  B. Labeled byMIPLSheader of messageBIt has global significance, that is, the label values of all routers cannot be repeated.
  C. A label is a fixed-length identifier with only local significance, which is used to uniquely identify the group to which a group belongs.FEC
  D. MPLSSupports single-layer labels as well as multi-layer labels
  A. MPLSThe system has a variety of label publishing protocols, such asLDPis a label publishing agreement
  C. A label is a fixed-length identifier with only local significance, which is used to uniquely identify the group to which a group belongs.FEC
  D. MPLSSupports single-layer labels as well as multi-layer labels

• Question 97:

  The ORF function of BGP can control the routing entries sent by neighbors. In order to achieve this purpose, the BGP router will send the list of routes to be filtered to the neighbors. Which tool is generally used to send the list to the neighbors?

  A. A, CL
  B. Filter-Policy
  C. IP Prefix List
  D. Route-Policy
  C. IP Prefix List

• Question 98:

  Multiple equal-cost routes may appear. About the IS-IS network , which of the following descriptions is false?

  A. When the number of equal-cost routes in the network is greater than the number configured by commands, and these routes have the same priority, the next-hop device is preferredSystem IDLarge routes for load balancing
  B. If load sharing is configureD. the traffic will be evenly distributed to each link
  C. After configuring equal-cost route priorityJS-ISWhen the device forwards the traffic reaching the destination network segment, it will not adopt the load balancing methoD. but forward the traffic to the next hop with the highest priority
  D. For each route in the equal-cost route, a priority can be specifieD. and the route with higher priority will be preferred. the rest as backup routes
  C. After configuring equal-cost route priorityJS-ISWhen the device forwards the traffic reaching the destination network segment, it will not adopt the load balancing methoD. but forward the traffic to the next hop with the highest priority

• Question 99:

  BGP authentication can prevent illegal routers from establishing neighbors with BGP routers. BGP authentication can be divided into ID5 authentication and Keychain authentication. Which of the followingBGP packets will carryBGPKeychain authentication information?

  A. Open
  B. Keepalive
  C. Update
  D. Notification
  A. Open
  B. Keepalive

• Question 100:

  Which of the following statements about LDP Label Retention - Free Way is true:

  A. Requires more memory and tab space
  B. Keep all labels distributed by neighbors
  C. Only keep labels from next-hop neighbors and discard all labels from next-hop neighbors
  D. Save memory and label space
  A. Requires more memory and tab space
  B. Keep all labels distributed by neighbors