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Huawei H12-891 Practice Test - Questions Answers, Page 18

Question list

List of questions

Question 171

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The following statement about EVPN Type5 routing is wrong?( Single choice questions).

Question 172

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XLAN uses BGP EVPN to establish a tunnel, what type of message is used? ( Single choice questions).

Question 173

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Which levels are common in the OSI reference model and the ICP/IP model? ( Multiple choice question)

Question 174

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A home user has opened a 1Mb/s bandwidth, and in order to improve the user experience, the operator can stabilize 2Mb/s when measuring speed If we use the listening bucket technology to achieve this

Question 175

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If you need to use the delault-route importd command if no default route exists in the local IP routing table , a default route is issued to the BGP peer (group).

Question 176

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Regarding the sliding window of TCP, what are the following descriptions that are enough to be wrong? ( Multiple choice question)

Question 177

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/R1Jospf1lRL-osp- jarea.2[RLospf-1-arca-0002]network1001310000 As shown in the configuration, the administrator configured OSPF but RI on R1 You cannot learn routes for other routing rings. Then the

Question 178

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The Next Header field information exists only in the header of an IPv6 message and is used to indicate whether an extended header exists for IPv6

Question 179

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What is the following description of MPLS BGPVPN incorrect?

Question 180

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The following information about MPLS tags describes the error as ?( Single choice questions).

Question 171

The following statement about EVPN Type5 routing is wrong?( Single choice questions).

Type5 routes carry Layer 3 VNI.

Type5 routing carries both Layer 2 VWI and Layer 3 VNI

The IP Prefix field can carry both host and network segment addresses.

Type5 is an IP prefix route.

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Question 172

XLAN uses BGP EVPN to establish a tunnel, what type of message is used? ( Single choice questions).

Typel

Type2

Type3

Type4E. Type5

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Question 173

Which levels are common in the OSI reference model and the ICP/IP model? ( Multiple choice question)

Session layer

Data link layer

Transmission layer

Presentation Layer

Physical Layer

Application Layer

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A home user has opened a 1Mb/s bandwidth, and in order to improve the user experience, the operator can stabilize 2Mb/s when measuring speed If we use the listening bucket technology to achieve this requirement, which of the following methods is optimal.

cir 10000 pir 12000

cir 10o00 cbs 12000 pbd 12000

cir 8000 pir 12000

cir 10000 cbs 10000 pbs 12000

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Question 175

If you need to use the delault-route importd command if no default route exists in the local IP routing table , a default route is issued to the BGP peer (group).

True

False

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Question 176

Regarding the sliding window of TCP, what are the following descriptions that are enough to be wrong? ( Multiple choice question)

The sender declares the initial window size

The sender does not need to transmit messages of full window size

The TCP sliding window allows multiple packets to be sent before an acknowledgment is received

After the retransmission timer times out, the sender has not received an acknowledgment and will retransmit unacknowledged data

The receiver needs to acknowledge the sender's packet

Sliding window size can only be increased or remain unchanged

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Question 177

/R1Jospf1lRL-osp- jarea.2[RLospf-1-arca-0002]network1001310000 As shown in the configuration, the administrator configured OSPF but RI on R1 You cannot learn routes for other routing rings. Then the possible cause is the question).

This router does not have an OSPF process number configured

This router is configured with a different zone ID than its neighbor router's zone ID

This router does not have authentication features configured, but neighbor routers configure authentication features

The declared network address of this router does not match the interface mask

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Question 178

The Next Header field information exists only in the header of an IPv6 message and is used to indicate whether an extended header exists for IPv6

True

False

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Question 179

What is the following description of MPLS BGPVPN incorrect?

The TTL field in the label has the effect of preventing loops.

IBGP PEes generally use the Loopback interface address to establish a stable BGP neighbor relationship

BGP So0, which is used to prevent routes issued from a VPN site from passing through the MPLS backbone and back to that site. So0 is an extended group attribute that MP-BGP automatically generates.

The routing exchange between D. PE-CE can be static routing, OSPF multi-instance, IS-IS multiinstance, EBGP

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