Huawei H12-831 Online Practice Questions and Exam Preparation

Huawei H12-831 Online Questions & Answers

• Question 201:

  A campus deploys OSPF to implement network interworking. The LSDB of R2 is shown in the figure. From this LSDB. it is possible to. What information was obtained?

  

  A. ArealNone inType3 LSA. maybeR2in the area1In the correct directiontype3 LSAfiltered
  B. Area 1forNSSAarea
  C. R2WillType7 LSAThe default route is converted toType5 LSAdefault route for
  D. R2existOSPFThe default route is delivered in the process
  B. Area 1forNSSAarea
  D. R2existOSPFThe default route is delivered in the process

• Question 202:

  All routers in a network run IS-IS, and all are in Area 49.0001, where the L SDB of R1 is shown in the figure According to this, it is judged that the DIS of Level-2 is. (Please fill in the device name, such as R1)

  

  | displayisisisdb DatabaseinformationforISIS (1) Level-1Link State Database LSPIDO Seq Num ChecksumbHoldtime Length ATT/P/OL 0001.0000.4004.00-00 0x00000008 0xb701 1186 68 0/0/0 0001.0000.2002.00-00Ox 0000008 0xb701 1186680/0/0 0001.0100.1001.00-00*0x00000050x2f9d1187 680/0/0 0001.0100.1001.01-00*0x00000001 0xa79e1110550/0/0 Level-2 Link State Database LSPIDAN> Seq Num Checksum., Holdtime Length ATT/P/OL 0001.00002002.00-00 0000000080xb7011188 6S0/0/0 0001.0100.1001.00-00* 0x00000060x2d9e 1187 680/0/0 0001.0100.1001.01-00* 0x00000005OxdObO 1191 660/0/0 0100.0000.3003.00-00 000000005 0xfe53 1185 560/0/0

  R1

• Question 203:

  Which of the following community attributes can ensure that the propagation scope of BGP routing entries is only within the AS?

  A. No_Export
  B. No_Export_Subconfed
  C. Internet
  D. No_Advertise
  A. No_Export
  B. No_Export_Subconfed

• Question 204:

  According to the configuration shown in the figure below, you can know that R4 has an interface advertised into IS-IS?

  

  A. 1
  B. 3
  C. 2
  B. 3

• Question 205:

  Which of the following statements about the multicast address used by 0SPFv3 is correct?

  A. DR routers use FF08::6
  B. All 0SPF routers use FF08: 5
  C. All 5PF Routers use FF02:5
  D. DRThe router uses FF02::6
  C. All 5PF Routers use FF02:5
  D. DRThe router uses FF02::6

• Question 206:

  By executing___________The command can completely isolate the second and third layer users of different ports on the same LAN and cannot communicate. (Please use English and lowercase letters to complete the command, and the command cannot be abbreviated)

  port-isolate enable

• Question 207:

  Which of the following will not cause the VRRP backup group to flap?

  A. both endsVRRPBackup group preemption delay configuration is inconsistent
  B. BackupDevice Interface Packet Loss
  C. the time interval of the notification message is too small
  D. transmissionVRRPLink flapping of advertisement packets
  A. both endsVRRPBackup group preemption delay configuration is inconsistent

• Question 208:

  To ensure security, authentication can be configured in the OSPFV3 process area view.

  A. True
  B. False
  A. True

• Question 209:

  As shown below:

  

  IR2] ad 2000 [R2-ad-basic-2000]rule deny [R2-ad-basic-2000]quit # [R2] ospf [R2-ospf?]area 1 [R2-ospM-area-0.0.0.1] filter 2000 import [R2-ospf-1-area-0.0.0,1] quit [R2-ospf-1] default-route-advertise always

  A. Area2containsType5LSAflood
  B. Area2no insideType3 LSAflood
  C. ArealcontainsType5 LSAflood
  D. Arealno insideType3 LSAflood
  D. Arealno insideType3 LSAflood

• Question 210:

  On the IS-IS IPv6 network shown in the figure, multi-topology is enabled on all routers.

  The IPv6 address of Loopback0 on R4 is 2000::4/128. The command ipv6 summary 2000::/64 level-1-2 is configured in the IS-IS process of R4.

  

  Which of the following statements is false?

  A. The routing table of R1 contains the route 2000::4/128.
  B. The routing table of R3 contains the route 2000::/64.
  C. The routing table of R2 contains the route 2000::/64.
  D. The routing table of R5 does not contain the route 2000::/64.
  D. The routing table of R5 does not contain the route 2000::/64.