Online Access Free Huawei.H12-831_V1.0-ENU.v2022-08-02.q90 Practice Test (Page 18)

H12-831_V1.0-ENU Exam Question 81

A company consists of a head office and two branches, and uses MPLS VPN technology to deliver private network routes. In the networking mode of HuB & Spoke. Branches can only send and receive routing with the head office, and branches cannot directly send and receive routing with each other. In order to achieve the above requirements, which of the following options can be set for RT? (Multiple choice)

A.Headquarters: Import Target 1:1, 2:2; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2

B.Headquarters: Import Target: 1:1; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2

C.Head Office: Import Target: 2:2; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target.2:2

D.Headquarters: Import Target 12:3; Export Target: 3:12. Branch 1: Import Target: 3:12; Export Target 12:3. Branch 2: Import Target: 3:12: Export Target: 12:3

H12-831_V1.0-ENU Exam Question 82

Which of the following descriptions about TTL in the MPLS header are correct? (Multiple choice)

A.When the TTL of the shell is disabled, tracert can see the LSR of the MPLS domain that it passes through

B.There are two ways to deal with MPLST correctly and TTL. One is to copy the TTL value of the MPLS header when an IP packet enters the MPLS network. The other is to set the TTL of the MPLS header to 255 at the ingress LER.

C.Can prevent infinite loop forwarding of messages

D.The processing method of copying the IP TTL value hides the LSR of the MPLS domain and plays a certain security role

H12-831_V1.0-ENU Exam Question 83

Which of the following role of Link-LSA in OSPFv3 not include?

A.Advertise the interface ID of this router to other routers on the link

B.Notify other routers on the link of the options set in the Network-LSA originating from this link

C.Advertise the link-local address of this interface to other routers on the link

D.Noon time to Tiandikou on other roads on the link-

H12-831_V1.0-ENU Exam Question 84

Which packets can Huawei equipment perform traffic suppression for? (Multiple choice)

A.Known unicast

B.Multicast

C.Broadcast

D.unknown Unicast

H12-831_V1.0-ENU Exam Question 85

As shown in the figure, the entire network of a certain company uses OSPF to get through the network. However, RouterS and RouterE cannot establish an OSPF neighbor relationship. When detecting OSPF failures, network administrators can execute the display ospf 100 () interface GEO/0/1 command on RouterS to obtain error-related information. Users can perform OSPF failure diagnosis based on this information. (Please use English lowercase letters to complete the command, and the command cannot be abbreviated)

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