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Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）A、Spanning Tree ProtocolB、Shortest path first treeC、Link-state advertisements (LSA)D、Hold-down timersE、Split horizonF、VRP

题目

Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）

  • A、Spanning Tree Protocol
  • B、Shortest path first tree
  • C、Link-state advertisements (LSA)
  • D、Hold-down timers
  • E、Split horizon
  • F、VRP
相似考题

1.根据下面的文字资料回答 71～75 题 n the following essay，each blank has four choices．Choose the most suitable one from the four choices and write down in the answer sheet．Open Shortest Path First(OSPF)is a（ 1 ）routing algorithm that（ 2 ）work done on the OSI IS-IS intradomain routing protocol．This routing，as compared to distance-vector routing，requires（ 3 ）processing power．The Dijkstra algorithm is used to calculate（ 4 ）OSPF routing table updates only take place when necessary，（ 5 ）at regular intervals．第6题：文中（ 1 ）处正确的答案是（ ）。A．distance-vectorB．link-stateC．flow-basedD．selective flooding

2.Which one of the following statements best explains the split horizon rule used in distance vector routing protocols?()A. Only routers can split boundaries (horizons) between concentric networks.B. Each AS must keep routing tables converged to prevent dead routes from being advertised across boundaries.C. Networks can only remain fully converged if all information is sent out all active interfaces.D. Information about a route should not be sent back in the direction from which the original update came.E. Distance vector protocols need fall back routers that are responsible for momentary loops.

3.The statements below compare and contrast link state and distance vector routing protocols. Which of these are true?()A. Distance vector protocols send the entire routing table to directly connected neighbors.B. Distance vector protocols are responsible for sending updates to all networks listed in the routing table.C. Link state protocols are responsible for sending the entire routing table to the whole network.D. Link state protocols send updates regarding their own links status to all other routers on the network.

4.Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?()A. inet.0B. inet.1C. inet.2D. inet.3

参考答案和解析
正确答案:D,E
更多“Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）A、Spanning Tree ProtocolB、Shortest path first treeC、Link-state advertisements (LSA)D、Hold-down timersE、Split horizonF、VRP”相关问题

  • 第1题：

    Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?()

    A. Spanning Tree Protocol

    B. Shortest path first tree

    C. Link-state advertisements (LSA)

    D. Hold-down timers

    E. Split horizon

    F. VRRP


    参考答案：D, E

  • 第2题：

    Which statement describes the rule of split horizon?()

    A. Only router can split boundaries(horizons)between concentric networks.

    B. All distance vector protocols require fall routes that may cause momentary loops as the topology changes.

    C. Networks can only remain fully converged if all information about routes is sent out all active interfaces.

    D. Information about a route should not be sent back in the direction from which the original update came.

    E. Each AS must keep routing tables converged to prevent dead routes from being advertised across the AS boundary.


    参考答案：D

  • 第3题：

    RIP version 2 is being used as the routing protocol within the Testking network.What does RIP version 2 use to prevent routing loops?（）

    • A、CIDR
    • B、Split horizon
    • C、Authentication
    • D、Classless masking
    • E、Hold-down timers
    • F、Multicast routing updates
    • G、Path Vectoring

    正确答案:B,E

  • 第4题：

    Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）

    • A、Spanning Tree Protocol
    • B、Shortest path first tree
    • C、Link-state advertisements (LSA)
    • D、Hold-down timers
    • E、Split horizon
    • F、VRRP

    正确答案:D,E

  • 第5题：

    Which two statements are characteristics of a distance vector routing protocol?（）

    • A、RIP is an example of distance vector routing protocols.
    • B、Updates are periodic and include the entire routing table.
    • C、Routing updates are sent only after topology changes
    • D、The protocol can be useful in hub-and-spoke and hierarchical networks.
    • E、Convergence is usually faster than with link state protocols
    • F、Each router has its own view of the topology

    正确答案:A,B

  • 第6题：

    Which two statements are true about the role of split horizon？（）

    • A、It is a function used by routing protocols to install routes into routing table
    • B、It is a function that prevents the advertising of routes over an interface that the router is usingto reach a route
    • C、Its function is to help avoid routing loops.
    • D、It is a redistribution technique used by routing protocols

    正确答案:B,C

  • 第7题：

    Which IOS features are used to avoid Routing loops when dynamic Routing protocols are used betweenPE and CE in MPLS-VPN networks？（）

    • A、Site Of Origin SOO.
    • B、SHAM links with OSPF
    • C、BGP cost community
    • D、BGP feature allow-as in
    • E、RPF Reverse Path forwarding.
    • F、Access-list Control in Distance Vector protocol like RIP and EIGRP.

    正确答案:A,F

  • 第8题：

    Which type of IGP should you use to achieve scalability in a large enterprise network？（）

    • A、link-state protocol
    • B、path-vector protocol
    • C、Bellman-Ford protocol
    • D、distance-vector protocol

    正确答案:A

  • 第9题：

    单选题
    In a switched LAN network, what is the Spanning-Tree algorithm used for?（）
    A

    It is used to provide a mechanism for routing updates in switched environments.

    B

    It is used to prevent routing loops in networks with redundant routes.

    C

    It is used to prevent switching loops in networks with redundant switched routes.

    D

    It is used to manage, the addition, deletion, and naming of VLANs across multiple switches.

    E

    It is used to segment a network into multiple collision domains.

    F

    None of the above.

    G

    All of the above are functions of STP.


    正确答案： F
    解析： 暂无解析

  • 第10题：

    单选题
    Which statement describes the rule of split horizon?（）
    A

    Only router can split boundaries(horizons)between concentric networks.

    B

    All distance vector protocols require fall routes that may cause momentary loops as the topology changes.

    C

    Networks can only remain fully converged if all information about routes is sent out all active interfaces.

    D

    Information about a route should not be sent back in the direction from which the original update came.

    E

    Each AS must keep routing tables converged to prevent dead routes from being advertised across the AS boundary.


    正确答案： E
    解析： 暂无解析

  • 第11题：

    单选题
    Which of the following routing protocols is strictly a distance vector protocol?（）
    A

    IS-IS

    B

    BGP

    C

    EIGRP

    D

    OSPF


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?（）
    A

    inet.0

    B

    inet.1

    C

    inet.2

    D

    inet.3


    正确答案： B
    解析： 暂无解析

  • 第13题：

    RIP version 2 is being used as the routing protocol within the Testking network.What does RIP version 2 use to prevent routing loops?()

    A. CIDR

    B. Split horizon

    C. Authentication

    D. Classless masking

    E. Hold-down timers

    F. Multicast routing updates

    G. Path Vectoring


    参考答案：B, E

  • 第14题：

    Based on the network shown in the graphic which option contains the potential networking problem and protocol or setting that can to prevent the problem?()

    A.Routing loops, hold down timers

    B.Switching loops, split horizon

    C.Routing loops, split horizon

    D.Switching loops, VTP

    E.Routing loops, STP

    F.Switching loops, STP


    参考答案：F

  • 第15题：

    Which of the following troubleshooting targets is considered to be a Layer 2 issue？（Choose allthat apply.）（）

    • A、Spanning Tree Protocol
    • B、Cabling
    • C、Frame forwarding
    • D、Packet forwarding
    • E、EtherChannel
    • F、Routing protocols

    正确答案:A,C,E

  • 第16题：

    Which routing table stores IPv4 unicast routes and is used by multicast routing protocols to prevent loops?（）

    • A、inet.0
    • B、inet.1
    • C、inet.2
    • D、inet.3

    正确答案:C

  • 第17题：

    In a switched LAN network, what is the Spanning-Tree algorithm used for?（）

    • A、It is used to provide a mechanism for routing updates in switched environments.
    • B、It is used to prevent routing loops in networks with redundant routes.
    • C、It is used to prevent switching loops in networks with redundant switched routes.
    • D、It is used to manage, the addition, deletion, and naming of VLANs across multiple switches.
    • E、It is used to segment a network into multiple collision domains.
    • F、None of the above.
    • G、All of the above are functions of STP.

    正确答案:C

  • 第18题：

    What are the different characteristics of distance vector and link state routing protocols?（）

    • A、Distance vector protocols send the entire routing table to directly connected neighbors.
    • B、Distance vector protocols are responsible for sending updates to all networks listed in the routing table.
    • C、Link state protocols are responsible for sending the entire routing table to the whole network.
    • D、Link state protocols send updates regarding their own links status to all other routers on the network.
    • E、None of the above

    正确答案:A,D

  • 第19题：

    Which of the following routing protocols is strictly a distance vector protocol?（）

    • A、IS-IS
    • B、BGP
    • C、EIGRP
    • D、OSPF

    正确答案:B

  • 第20题：

    单选题
    Which one of the following statements best explains the split horizon rule used in distance vector routing protocols?（）
    A

    Only routers can split boundaries (horizons) between concentric networks.

    B

    Each AS must keep routing tables converged to prevent dead routes from being advertised across boundaries.

    C

    Networks can only remain fully converged if all information is sent out all active interfaces.

    D

    Information about a route should not be sent back in the direction from which the original update came.

    E

    Distance vector protocols need fall back routers that are responsible for momentary loops.


    正确答案： A
    解析： 暂无解析

  • 第21题：

    多选题
    Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）
    A

    Spanning Tree Protocol

    B

    Shortest path first tree

    C

    Link-state advertisements (LSA)

    D

    Hold-down timers

    E

    Split horizon

    F

    VRP


    正确答案： F,D
    解析： 暂无解析

  • 第22题：

    多选题
    Which two statements are true about the role of split horizon？（）
    A

    It is a function used by routing protocols to install routes into routing table

    B

    It is a function that prevents the advertising of routes over an interface that the router is usingto reach a route

    C

    Its function is to help avoid routing loops.

    D

    It is a redistribution technique used by routing protocols


    正确答案： D,B
    解析： 暂无解析

  • 第23题：

    多选题
    Which IOS features are used to avoid Routing loops when dynamic Routing protocols are used betweenPE and CE in MPLS-VPN networks？（）
    A

    Site Of Origin SOO.

    B

    SHAM links with OSPF

    C

    BGP cost community

    D

    BGP feature allow-as in

    E

    RPF Reverse Path forwarding.

    F

    Access-list Control in Distance Vector protocol like RIP and EIGRP.


    正确答案： A,C
    解析： 暂无解析

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