Online Access Free Huawei.H12-261.v2022-01-21.q423 Practice Test (Page 38)

H12-261 Exam Question 181

When router R1 runs OSPF and the display ip routing-table command is executed on R1 to check the routing table, Which of the following statements regarding OSPF information in the routing table is true?

A.In the routing table, the routing entries identified by the OSPF identifier can be learned through Type
1/2/3/5 LSAs.

B.In the routing table, the routing entries marked OSPF can be learned only through Type 1 LSAs.

C.In the routing table, the routing entries identified by the OSPF identifier can be learned only through Type 3 LSAs.

D.In the routing table, the routing entries identified by the O_ASE identifier can be learned only through route import.

H12-261 Exam Question 182

Which of the following statements regarding BGP route summarization is true? (Choose two.)

A.BGP supports manual aggregate and automatic summarization of IPv6 routes.

B.Routes in the local BGP routing table can be manually aggregated.

C.By default, automatic BGP route summarization is enabled.

D.After the aggregate ipv4-address mask command is configured, only summary routes are advertised and specific routes are not advertised.

H12-261 Exam Question 183

Which of the following statements are NOT true regarding the TCP sliding window protocol? (Multiple Choice)

A.The size of the sliding window can only increase or stay the same.

B.It allows the transmission of multiple frames before waiting for an acknowledgement.

C.If the retransmission timer expires without the sender receiving an ACK message, the receiver retransmits the packet to the sender.

D.The initial window offer is advertised by the sender.

E.The sender need not transmit a full window's worth of data.

F.The receiver is required to acknowledge the data packets transmitted by the sender.

H12-261 Exam Question 184

Which of the following are differences between PIM-SM and PIM-DM? (Multiple Choice)

A.PIM-SM is applicable to a network with few receivers; PIM-DM is applicable to a network with a larger number of receivers.

B.PIM-SM has RFTs and SFTs but PIM-DM has only RFTs.

C.BSRs/RPs exist only on a PIM-SM network, not on a PIM-DM network.

D.Whether in PIM-SM or PIM-DM mode, receiver hosts must join multicast groups through IGMP.

H12-261 Exam Question 185

As shown in the figure, two IPv6 networks need to access the IPv4 network. An IPsec tunnel needs to be established between the two IPv6 networks to enable communication. Which of the following encapsulation modes can meet the preceding requirements?

A.AH+ transmission mode

B.AH+ tunnel mode

C.All the preceding options are incorrect

D.ESP+ tunnel mode

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H12-261 Exam Question 181

H12-261 Exam Question 182

H12-261 Exam Question 183

H12-261 Exam Question 184

H12-261 Exam Question 185

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