Online Access Free Huawei.H12-831_V1.0-ENU.v2022-03-07.q85 Practice Test (Page 17)

H12-831_V1.0-ENU Exam Question 76

Which of the following statements about the freeway of LDP label retention is correct? (Multiple choice)

A.Keep all labels distributed by neighbors

B.Save memory and label space

C.Only keep labels from next-hop neighbors, discard all labels sent by non-next-hop neighbors

D.Need more memory and label space

H12-831_V1.0-ENU Exam Question 77

An engineer uses two routers to test IPv6 services, and simulates the interconnection between the headquarters and branches by running BGP4+. As shown in the figure, an engineer captures the packet to view the update message sent by R1.

Regarding the description of the message information, which of the following statements is correct?

A.The message describes the currently revoked IPv6 route

B.The route described in the message may be imported through import

C.The routing address prefix and its prefix length described in this message are: 2001:db8:2345:1::1/128/

D.The next-hop address of the route described in this message is: 2001:db8::2345:1.:1

H12-831_V1.0-ENU Exam Question 78

Ethernet is a network that supports broadcasting. Once there is a loop in the network, this simple broadcasting mechanism will cause catastrophic consequences.
Which of the following phenomena may be caused by loops? (Multiple choice)

A.The device cannot log in remotely

B.Severe packet loss during network testing through the ping command

C.When you use the display interface command to view interface statistics on the device, it is found that the interface receives a large number of broadcast packets

D.CPU usage exceeds 70%

H12-831_V1.0-ENU Exam Question 79

Which of the following descriptions is wrong?

A.The principle to be followed for manual label allocation is: the value of the outgoing label of the upstream node is the value of the incoming label of the downstream node

B.Dynamic LSP is dynamically established through label distribution protocols, such as MP-BGP, RSVP-TE, LDP

C.LSP is divided into static LSP and dynamic LSP. The static LSP is manually configured by the administrator, and the dynamic LSP is dynamically established using the label protocol

D.The LSP established by statically assigning labels can also be dynamically adjusted according to network topology changes without the intervention of the administrator

H12-831_V1.0-ENU Exam Question 80

By default, the Domain ID of each OSPF process running on the router is the same as the process number of the process, which can be modified by the domain-id command under the process

A.FALSE

B.TRUE

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