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H12-831_V1.0 Exam Dumps - HCIP-Datacom-Advanced Routing & Switching Technology V1.0

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Question # 33

Regarding the BGPI MPLS IPVPN network architecture, which of the following descriptions is wrong?

A.

PThe device only needs to have the basicM PLSForwarding capability, not maintainedVPNRelated Information

B.

between sites viaVPNMutual visits, a site can only belong to1indivualVPN

C.

In general,CEThe device does not perceiveVPNexistence, andCEDevice does not require supportMPLS,MP-BGP

Wait

D.

BGP/MPLS IP VPNnetwork architecture byCE(CustomerEdge).PE(ProviderEdge)and P( Provider)consists of three parts, includingPEandPis operator equipment,CEYesBGP/MPLS IPVPNUser settings prepare

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Question # 34

What is wrong with this configuration description is:

[Huawei]dhcp enable

[Huaweijinte GigabitEthernet 0/0/1 [Huawei-GigabitEthernet0/0/1 ]dhcp option82 insert en [Huawei-GigabitEthernet0/0/1 ]dhcp snooping enable [Huawei-GigabitEthernet0/0/1]dhcp snooping trusted

A.

ifGigabitEthemnetOIO/1received by the interfaceDHCPIn the request message, there is noOption82of

SutOptioninformation, the device will generateOption82,and insert it into the message

B.

turn onDHCP Snoopingconfiguration can be used to preventDHCP ServerCounterfeiter Attack

C.

configureGigabitEthernetO/0/lThe interface is a trusted interface

D.

turn onDHCP Snoopingconfiguration can be used to preventARPspoofing attack

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Question # 35

The traditional BGP 4 can only manage IPv4 single routing information. In order to provide support for a variety of network layer protocols, MP-BGP extends BGP-4. MP-BGP uses address families to distinguish different network layer protocols. Which of the following address families are currently supported?

A.

BGP-VPNv4address family

B.

BGP-IPV6Unicast address family

C.

BGP-IPV4broadcast address family

D.

BGP-MPexampleIPv6address family

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Question # 36

All routers in a network run IS-IS, and all are in Area 49.0001, where the L SDB of R1 is shown in the figure

According to this, it is judged that the DIS of Level-2 is. (Please fill in the device name, such as R1)

| displayisisisdb

DatabaseinformationforISIS (1)

Level-1Link State Database

LSPIDO Seq Num ChecksumbHoldtime Length ATT/P/OL

0001.0000.4004.00-00 0x00000008 0xb701 1186 68 0/0/0

0001.0000.2002.00-00Ox 0000008 0xb701 1186680/0/0

0001.0100.1001.00-00*0x00000050x2f9d1187 680/0/0

0001.0100.1001.01-00*0x00000001 0xa79e1110550/0/0

Level-2 Link State Database

LSPIDAN> Seq Num Checksum., Holdtime Length ATT/P/OL

0001.00002002.00-00 0000000080xb7011188 6S0/0/0

0001.0100.1001.00-00* 0x00000060x2d9e 1187 680/0/0

0001.0100.1001.01-00* 0x00000005OxdObO 1191 660/0/0

0100.0000.3003.00-00 000000005 0xfe53 1185 560/0/0

0

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Question # 37

What is the purpose of configuring LSP fragmentation on an IS-IS device?

A.

make the device unbuildableIS-ISNeighbor

B.

enable the device to support moreIS-ISrouting entry

C.

make the device unable to learnIS-ISrouting information

D.

no real purpose

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Question # 38

On a BGP/MPLS IP VPN network, VPNv4 routes carry the export RT. Which of the following attributes is used by MP-BGP to carry the export RT?

A.

Extended_Community

MP_REACH_NLRI

B.

Local_Preference

C.

AS Path

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Question # 39

If you want to check the files under Flash, which command should you use?

A.

dir sdl:

B.

dir sdO:

C.

display patch-information

D.

dir flash:

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Question # 40

Configured on an interface: isis timer hello 5 level-2, which of the following statements is correct?

A.

the interfaceLevel-2ofhelloThe packet sending interval is5s

B.

the interfaceLevel-1andLeva 1-2ofhell. The packet sending interval is3s

C.

the interfaceLevel-2ofCSNPThe packet sending interval

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