Online Access Free Huawei.H12-831_V1.0.v2022-11-07.q149 Practice Test (Page 13)

H12-831_V1.0 Exam Question 56

OSPFV2 is an IGP running on an IPv4 network; OSPFV3 is an IGPo running on an IPv6 network. The basic working mechanism of OSPFv3 is the same as that of OSPFV2, such as the election of DR and B, DR. As shown in the figure, an engineer uses 3 routers to test IPv6 services. He wants to realize the interconnection of IPv6 networks by running OSPFV3.
Pass. Which of the following statements about the election of the network DR is correct?

A.After the network convergesR1Power off and restart, when the network converges again,R3forDR

B.After the network converges, engineers modifyR1the priority is100,R2the priority is10,R3Keep the default value. When the network converges again,R1forDR, R2forB, DR

C.After the network converges,R1forDR

D.After the network converges, a new device is added to the broadcast linkR4,R4the priority is150. When the network converges again,R4forDR

H12-831_V1.0 Exam Question 57

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.Severe packet loss during network testing through the ping command

B.CPU usage exceeds 70%

C.The device cannot log in remotely

D.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

H12-831_V1.0 Exam Question 58

Regarding the MPLS forwarding process, which of the following description of Ingress node forwarding is correct? (Multiple choice)

A.Find the corresponding NHLFE entry according to the Tunnel ID of the ILM table, and associate the LFIB entry with the NHLFE entry

B.After receiving the data packet, the Ingress node will first check the ILM table to find the Tunnel ID

C.Check the NHLFE entry, you can get the outgoing interface, next hop, outgoing label, and label operation type. The label operation type is Push

D.Press the obtained label in the IP packet, and process EXP according to the QoS policy, and process L at the same time, and then send the encapsulated MPLS packet to the next hop

H12-831_V1.0 Exam Question 59

Which of the following operations is not part of the middle stage of dissection?

A.cutover implementation

B.field defense

C.Cutover preparation

D.business test

H12-831_V1.0 Exam Question 60

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

A.1

B.0

C.3

D.2

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H12-831_V1.0 Exam Question 56

H12-831_V1.0 Exam Question 57

H12-831_V1.0 Exam Question 58

H12-831_V1.0 Exam Question 59

H12-831_V1.0 Exam Question 60

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