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Given the network diagram, which routers currently make up the IS － IS backbone?()A. R3,R4,R6B. R2,R3,R6,R7C. R1 through R8D. R3,R4,R5,R6E. R2,R3,R4,R6,R7

题目
Given the network diagram, which routers currently make up the IS － IS backbone?()

A. R3,R4,R6

B. R2,R3,R6,R7

C. R1 through R8

D. R3,R4,R5,R6

E. R2,R3,R4,R6,R7

相似考题

1.Given the set of routers, each with an interface on the same multi－access network:Which router can never be a designated router on that multi－access network?()A.RouterAB.RouterBC.RouterCD.RouterD

2.Which of the following documents should always be kept up－to－date after any major changes aremade to a network backbone?()A. Network diagramB. Performance baselineC. Network security procedureD. Company policy

3.Given the network diagram, which address would successfully summarize only the networks seen? ()A. 192.168.0.0/24B . 192.168.8.0/20C. 192.168.8.0/21D. 192.168.12.0/20E. 192.168.16.0/21F. These networks cannot be summarized.

4.You are the network administrator setting up the IP network for a new branch office. You need at least 5 networks with 25 hosts each. You have been allocated a /24 network.Which prefix length will satisfy the given requirements?（）A./24B./26C./27D./28

参考答案和解析
参考答案：E
更多“Given the network diagram, which routers currently make up the IS － IS backbone?() ”相关问题

  • 第1题：

    Which three are benefits of IS － IS over OSPF?()

    A. supports route tags

    B. supports more routers in an area

    C. does not require Hello packets to establish neighbor relationships

    D. produces fewer link state advertisements for a given network

    E. supports network layer protocols other than IP

    F. requires fewer neighbor relationships in a broadcast multiaccess network


    参考答案：B, D, E

  • 第2题：

    An etwork administrator has enabled OSPF across an NBMA network and has issued the command ip ospf network nonbroadcast. Given those facts, which two statements are true?()

    A. Interfaces will automatically detect and build adjacencies with neighbor routers

    B. DR and BDR elections will not occur

    C. DR and BDR elections will occur

    D. The neighbor command is required to build adjacencies

    E. All routers must be configured in a fully meshed topology with all other routers


    参考答案：C, D

  • 第3题：

    You enabled CDP on two Cisco Routers which are connected to each other. The Line and Protocol statusfor the interfaces on both routers show as UP but the routers do not see each other a CDP neighbors.Which layer of the OSI model does the problem most likely exist？（）

    • A、Physical
    • B、Session
    • C、Application
    • D、Data-Link
    • E、Network

    正确答案:D

  • 第4题：

    Which four statements about the Carrier Supporting Carrier （CSC） feature are true？ （）

    • A、MPLS is required between the PE and CE routers that connect the backbone carrier to the customer carrier.
    • B、The backbone carrier must enable the PE router to check that the packets it receives from the CErouter contain only the labels that the PE router advertised to the CE router.
    • C、Every packet that crosses the backbone carrier must be encapsulated so that the packet includes MPLS labels
    • D、AII PE routers that link the backbone carrier to the customer carrier must run Route Target Rewrite.
    • E、Arouting protocol is required between the PE and CE routers that connect the backbone carrierto thecustomer carrier. The routing protocol enables the customer carrier to exchange IGP routing information with the backbone carrier.

    正确答案:A,B,C,E

  • 第5题：

    An ISP is running a large IBPG network with 25 routers. The full mesh topology that is currently inplace is inefficiently using up bandwidth from all of the BGP traffic. What can the administratorconfigure to reduce the number of BGP neighbor relationships within the AS？（）

    • A、Route reflectors
    • B、Route maps
    • C、Route redistribution
    • D、Peer groups
    • E、Aggregate addresses

    正确答案:A

  • 第6题：

    An etwork administrator has enabled OSPF across an NBMA network and has issued the command ip ospf network nonbroadcast. Given those facts, which two statements are true?（）

    • A、Interfaces will automatically detect and build adjacencies with neighbor routers
    • B、DR and BDR elections will not occur
    • C、DR and BDR elections will occur
    • D、The neighbor command is required to build adjacencies
    • E、All routers must be configured in a fully meshed topology with all other routers

    正确答案:C,D

  • 第7题：

    Which of the following routing protocols involves all routers knowing the connections status ofother routers within the network?（）

    • A、RIPv2
    • B、OSPF
    • C、IGRP
    • D、BGP

    正确答案:B

  • 第8题：

    Which four components make up the Network Entity Title （NET） of an IS-IS router？（）

    • A、AF
    • B、AFI
    • C、MAC
    • D、Area
    • E、SysID
    • F、A-Selector
    • G、N-Selector
    • H、IP-address

    正确答案:B,C,E,G

  • 第9题：

    单选题
    Which of the following documents should always be kept up-to-date after any major changes aremade to a network backbone?（）
    A

    Network diagram

    B

    Performance baseline

    C

    Network security procedure

    D

    Company policy


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    You are the network administrator setting up the IP network for a new branch office. You need at least 5 networks with 25 hosts each. You have been allocated a /24 network.Which prefix length will satisfy the given requirements?（）
    A

    /24

    B

    /26

    C

    /27

    D

    /28


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    You are developing a verification plan for an upcoming OSPF implementation. Part of this plan is to verify the status of type 3 LSAs within the network. Which routers should you verify first to ensure that the configuration s are correct for generating type 3 LSAs?（）
    A

    Internal routers within the backbone area (area 0)

    B

    Internal routers within the NSSAs

    C

    Internal routers within the stubby areas

    D

    ASBRs

    E

    ABRs

    F

    DRs and BDRs


    正确答案： D
    解析： 暂无解析

  • 第12题：

    多选题
    Which four components make up the Network Entity Title （NET） of an IS-IS router？（）
    A

    AF

    B

    AFI

    C

    MAC

    D

    Area

    E

    SysID

    F

    A-Selector

    G

    N-Selector

    H

    IP-address


    正确答案： D,C
    解析： 暂无解析

  • 第13题：

    You are developing a verification plan for an upcoming OSPF implementation. Part of this plan is to verify the status of type 3 LSAs within the network. Which routers should you verify first to ensure that the configuration s are correct for generating type 3 LSAs?（）

    A. Internal routers within the backbone area (area 0)

    B. Internal routers within the NSSAs

    C. Internal routers within the stubby areas

    D. ASBRs

    E. ABRs

    F. DRs and BDRs


    参考答案：E

  • 第14题：

    If the OSPF protocol is used to connect customer edge （CE） routers to service provider edge（PE） routers in the VPN backbone， which two options best describe the use of SHAM links？（）

    • A、A sham-link is created between any twoo VPN sites that belong to the same OSPF area and share an OSPF backdoor link
    • B、A sham-link is seen as an intra-area link between PE routers，an OSPF adjacency is created and data base is exchanged
    • C、A SHAM link is created between two directly connected PE routers so that it is preferred over the low speed backdoor door
    • D、A SHAM link is part of OSPF network of MPLS-VPN provider

    正确答案:A,B

  • 第15题：

    Which three are benefits of IS - IS over OSPF?（）

    • A、supports route tags
    • B、supports more routers in an area
    • C、does not require Hello packets to establish neighbor relationships
    • D、produces fewer link state advertisements for a given network
    • E、supports network layer protocols other than IP
    • F、requires fewer neighbor relationships in a broadcast multiaccess network

    正确答案:B,D,E

  • 第16题：

    Which two are characteristics of link-state routing protocols?（） (Choose two.)

    • A、Routers choose a best path for a destination based on the SPF algorithm.
    • B、All routers in a given area or level build a consistent database describing the network's topology.
    • C、Routers choose the best path for a destination based on the interface on which they received the link stateadvertisement with the lowest cost.
    • D、All routers in a given area or level forward link state advertisements between interfaces in the same area or level, adding their metric to the link state advertisement's cost information when they forward it.

    正确答案:A,B

  • 第17题：

    You are developing a verification plan for an upcoming OSPF implementation. Part of this plan is to verify the status of type 3 LSAs within the network. Which routers should you verify first to ensure that the configuration s are correct for generating type 3 LSAs?（）

    • A、Internal routers within the backbone area (area 0)
    • B、Internal routers within the NSSAs
    • C、Internal routers within the stubby areas
    • D、ASBRs
    • E、ABRs
    • F、DRs and BDRs

    正确答案:E

  • 第18题：

    Which of the following documents should always be kept up-to-date after any major changes aremade to a network backbone?（）

    • A、Network diagram
    • B、Performance baseline
    • C、Network security procedure
    • D、Company policy

    正确答案:A

  • 第19题：

    You are the network administrator setting up the IP network for a new branch office. You need at least 5 networks with 25 hosts each. You have been allocated a /24 network.Which prefix length will satisfy the given requirements?（）

    • A、/24
    • B、/26
    • C、/27
    • D、/28

    正确答案:C

  • 第20题：

    多选题
    Which two are characteristics of link-state routing protocols?（） (Choose two.)
    A

    Routers choose a best path for a destination based on the SPF algorithm.

    B

    All routers in a given area or level build a consistent database describing the network's topology.

    C

    Routers choose the best path for a destination based on the interface on which they received the link stateadvertisement with the lowest cost.

    D

    All routers in a given area or level forward link state advertisements between interfaces in the same area or level, adding their metric to the link state advertisement's cost information when they forward it.


    正确答案： D,C
    解析： 暂无解析

  • 第21题：

    单选题
    Which of the following should be included in the network diagram？（）
    A

    Server room access log

    B

    Server types

    C

    OEM contact information

    D

    Temperature reading


    正确答案： C
    解析： 暂无解析

  • 第22题：

    多选题
    Which three are benefits of IS - IS over OSPF?（）
    A

    supports route tags

    B

    supports more routers in an area

    C

    does not require Hello packets to establish neighbor relationships

    D

    produces fewer link state advertisements for a given network

    E

    supports network layer protocols other than IP

    F

    requires fewer neighbor relationships in a broadcast multiaccess network


    正确答案： D,F
    解析： 暂无解析

  • 第23题：

    多选题
    If the OSPF protocol is used to connect customer edge （CE） routers to service provider edge（PE） routers in the VPN backbone， which two options best describe the use of SHAM links？（）
    A

    A sham-link is created between any twoo VPN sites that belong to the same OSPF area and share an OSPF backdoor link

    B

    A sham-link is seen as an intra-area link between PE routers，an OSPF adjacency is created and data base is exchanged

    C

    A SHAM link is created between two directly connected PE routers so that it is preferred over the low speed backdoor door

    D

    A SHAM link is part of OSPF network of MPLS-VPN provider


    正确答案： C,D
    解析： 暂无解析

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