Huawei H12-831 Online Practice Questions and Exam Preparation

Huawei H12-831 Online Questions & Answers

• Question 241:

  The Discovery message of LDP is used for neighbor discovery, and LDP has different discovery mechanisms when discovering neighbors. The following statement about the Discovery message in the basic discovery mechanism is correct

  A. TCPAfter the connection is establisheD. LSRdo not continue sendingHello Message
  B. Purpose of the messageIPaddress is multicastIPaddress224.0.0.2
  C. This message is encapsulated inUDPIn the message, the destination port number is646
  D. The message is sent to the specifiedLDP Peer
  B. Purpose of the messageIPaddress is multicastIPaddress224.0.0.2
  C. This message is encapsulated inUDPIn the message, the destination port number is646

• Question 242:

  From this picture, we can judge Summary Count 6

  

  A. R1The type of device is definitely notLevel-1
  B. R1have6stripIS-ISofIPv6routing
  C. R1noIS-ISofIPv6routing
  D. R1ofGigabitEthernetOD/1must be enabledIS-IS IPv6
  A. R1The type of device is definitely notLevel-1
  B. R1have6stripIS-ISofIPv6routing
  D. R1ofGigabitEthernetOD/1must be enabledIS-IS IPv6

• Question 243:

  As shown in the figure, an administrator enables port isolation on the switch's interfaces connected to terminals.

  

  In this scenario, which of the following IP addresses cannot be pinged from PC1?

  A. 10.1.1.3
  B. 10.1.1.5
  C. 10.1.1.1
  D. 10.1.1.4
  A. 10.1.1.3
  D. 10.1.1.4

• Question 244:

  On the OSPF network shown in the figure, area 1 and area 2 are common areas. The IP address of Loopback0 on R5 is 10.0.5.5/32, and OSPF is enabled on this interface. If the abr-summary 10.0.5.0 255.255.255.0 command is run in area 2 (where R1 resides), which of the following routers have the route 10.0.5.0/24 in their routing tables?

  

  A. R5
  B. R2
  C. R3
  D. R4
  B. R2
  C. R3

• Question 245:

  When there are multiple redundant links in the IS-S network, multiple equal-cost routes may appear. Which of the following statements is false about equal-cost routing within an IS-IS network?

  A. When the number of equal-cost routes in the network is greater than the number configured by the command, and these routes have the same priority, Preferred next hop deviceSystem 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 246:

  OSPFv3 runs on R1 and R2, and the IPv6 addresses configured for the interfaces are marked in the figure. The router IDs of R1 and R2 are 10.0.1.1 and 10.0.2.2, respectively.

  

  Which of the following statements is true?

  A. The Intra-Area-Prefix-LSA generated by R2 describes three prefixes.
  B. The Intra-Area-Prefix-LSA generated by R1 describes four prefixes.
  C. The Intra-Area-Prefix-LSA generated by R2 describes four prefixes.
  D. The Intra-Area-Prefix-LSA generated by R1 describes three prefixes.
  B. The Intra-Area-Prefix-LSA generated by R1 describes four prefixes.

• Question 247:

  After reset isis all is executeD. the IS-Is protocol process needs to be restarted and neighbors need to be re-establisheD. but various IS-IS statistics will not be cleared.

  A. True
  B. False
  A. True

• Question 248:

  What is the purpose of configuring LSP fragmentation on an IS-IS device?

  A. make the device unbuildableIS-ISNeighbor
  B. enable the device to support moreIS-ISrouting entry
  C. make the device unable to learnIS-ISrouting information
  D. no real purpose
  B. enable the device to support moreIS-ISrouting entry

• Question 249:

  In OSPFv3, an LSA whose propagation range is one area has_____kind. (Fill in Arabic numerals only)

  A. 6
  B. 7
  C. 8
  D. 9
  D. 9

• Question 250:

  On the network shown in the figure, EBGP peer relationships are established between neighboring routers through directly connected interfaces. The AS number is 6500X, where X is the number of the router. Both Rl and R4 have static routes to 192.168.1.0/24, which are imported to BGP through the import-route command. By default, in the routing table of R3, which of the following is the AS_Path attribute carried in the route to 192.168.1.0/24?

  A. 65002, 65001
  B. 65002, 65005, 65004
  C. 65006, 65005, 65004
  D. 65006, 65005, 65004, 65001
  C. 65006, 65005, 65004