On what kinds of networks does OSPF elect a backup designated router?()A. Point-to-pointB. Point to multipointC. BroadcastD. Non-broadcast multi-access

题目
On what kinds of networks does OSPF elect a backup designated router?()

A. Point-to-point

B. Point to multipoint

C. Broadcast

D. Non-broadcast multi-access


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更多“On what kinds of networks does OSPF elect a backup designated router?() ”相关问题
  • 第1题:

    The OSPF hello protocol performs which of the following tasks?()

    A. It provides dynamic neighbor discovery

    B. It detects unreachable neighbors in 90 second intervals

    C. It maintains neighbor relationships

    D. It negotiates correctness parameters between neighboring interfaces

    E. It uses timers to elect the router witch the fastest links as the designated router

    F. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF


    参考答案:A, C

  • 第2题:

    On what kinds of networks does OSPF elect a backup designated router?()

    • A、Point-to-point and point-to-multipoint networks
    • B、Nonbroadcast and broadcast multipoint multicasting
    • C、Point-to-point and multi-access broadcasting
    • D、Point-to-multipoint and multi-access broadcasting
    • E、Nonbroadcast and broadcast multi-access

    正确答案:E

  • 第3题:

    Which OSPF network type is ideal for partially meshed NBMA networks because it is easy to configure(requires no configuration of neighbor commands), consumes only one IP subnet, and requires no designated router election?


    正确答案:Point-to-multipoint.

  • 第4题:

    What does the OSPF command capability vrf-lite achieve?()

    • A、It enables provider edge (PE) specific checks on a router when the OSPF process is associated with the VRF
    • B、It disables provider edge (PE) specific checks on a router when the OSPF process is associated with the VRF
    • C、It enables the exchange of the "VRF-Lite" capability when the OSPF adjacency is formed.
    • D、It disables the MPLS processing on the OSPF learned routes inside the VRF

    正确答案:B

  • 第5题:

    what is the cause of this problem?()

    • A、The OSPF area is not configured properly.
    • B、The priority on R1 should be set higher.
    • C、The cost on R1 should be set higher.
    • D、The hello and dead timers are not configured properly.
    • E、A backup designated router needs to be added to the network.
    • F、The OSPF process ID numbers must match.

    正确答案:D

  • 第6题:

    A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem? ()Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0

    • A、The process id is configured improperly
    • B、The OSPF area is configured improperly
    • C、The network wildcard mask is configured improperly
    • D、The network number is configured improperly
    • E、The AS is configured improperly
    • F、The network subnet mask is configuerd improperly

    正确答案:C

  • 第7题:

    问答题
    Which OSPF network type is ideal for partially meshed NBMA networks because it is easy to configure(requires no configuration of neighbor commands), consumes only one IP subnet, and requires no designated router election?

    正确答案: Point-to-multipoint.
    解析: 暂无解析

  • 第8题:

    多选题
    The OSPF Hello protocol performs which of the following tasks (Choose two.)()。
    A

    It provides dynamic neighbor discovery.

    B

    It detects unreachable neighbors in 90 second intervals.

    C

    It maintains neighbor relationships.

    D

    It negotiates correctness parameters between neighboring interfaces.

    E

    Ituses timers to elect the router with the fastest links as the designated router.

    F

    It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.


    正确答案: C,A
    解析: 暂无解析

  • 第9题:

    单选题
    On which types of network will OSPF elect a backup designated router()。
    A

    point-to-point and multiaccess

    B

    point-to-multipoint and multiaccess

    C

    point-to-point and point-to-multipoint

    D

    nonbroadcast and broadcast multipoint

    E

    nonbroadcast and broadcast multiaccess


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    what is the cause of this problem?()
    A

    The OSPF area is not configured properly.

    B

    The priority on R1 should be set higher.

    C

    The cost on R1 should be set higher.

    D

    The hello and dead timers are not configured properly.

    E

    A backup designated router needs to be added to the network.

    F

    The OSPF process ID numbers must match.


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    On what kinds of networks does OSPF elect a backup designated router?()
    A

    Point-to-point and point-to-multipoint networks

    B

    Nonbroadcast and broadcast multipoint multicasting

    C

    Point-to-point and multi-access broadcasting

    D

    Point-to-multipoint and multi-access broadcasting

    E

    Nonbroadcast and broadcast multi-access


    正确答案: A
    解析: 暂无解析

  • 第12题:

    单选题
    You try to add a new router into the established Testking OSPF network. The networks attached to the new router do not appear in the routing tables of the other OSPF routers.The new router was configured for OSPF in the following way: Router(config)# router ospf 99 Router(config-if)# network 10.0.0.0 255.0.0.0 area 0 Based on this information, what is the most likely problem?()
    A

    The process id is configured improperly.

    B

    The OSPF area is configured improperly.

    C

    The network wildcard mask is configured improperly.

    D

    The network number is configured improperly.

    E

    The AS is configured improperly.

    F

    The network subnet mask is configured improperly.

    G

    All of the above are likely problems.


    正确答案: C
    解析: 暂无解析

  • 第13题:

    On which types of network will OSPF elect a backup designated router()。

    A.point-to-point and multiaccess

    B.point-to-multipoint and multiaccess

    C.point-to-point and point-to-multipoint

    D.nonbroadcast and broadcast multipoint

    E.nonbroadcast and broadcast multiaccess


    参考答案:E

  • 第14题:

    The OSPF hello protocol performs which of the following tasks?()

    • A、It provides dynamic neighbor discovery
    • B、It detects unreachable neighbors in 90 second intervals
    • C、It maintains neighbor relationships
    • D、It negotiates correctness parameters between neighboring interfaces
    • E、It uses timers to elect the router witch the fastest links as the designated router
    • F、It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF

    正确答案:A,C

  • 第15题:

    On which types of network will OSPF elect a backup designated router?()

    • A、point-to-point and multiaccess
    • B、point-to-multipoint and multiaccess
    • C、point-to-point and point-to-multipoint
    • D、nonbroadcast and broadcast multipoint
    • E、nonbroadcast and broadcast multiaccess

    正确答案:E

  • 第16题:

    The OSPF Hello protocol performs which of the following tasks (Choose two.)()。

    • A、It provides dynamic neighbor discovery.
    • B、It detects unreachable neighbors in 90 second intervals.
    • C、It maintains neighbor relationships.
    • D、It negotiates correctness parameters between neighboring interfaces.
    • E、Ituses timers to elect the router with the fastest links as the designated router.
    • F、It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.

    正确答案:A,C

  • 第17题:

    OSPF is enabled on router A. You execute the following command on router A and receive theaccompanying output:RouterA#ping 224.0.0.5 repeat1Type escape sequence to abort.Sending 1, 1 00 - byte ICMP Echos to 224.0.0.5, timeout is 2 seconds:Reply to request 0 from 10.100.100.1, 4 ms10.100.100.1 is the IP address of a loopback interface on router A. What can you conclude about router A?()

    • A、Only the router A loopback interface is parti cipating in the OSPF routing process
    • B、None of the router A interfaces are participating in the OSPF routing process
    • C、Router A is using the loopback interface IP address as its OSPF router ID
    • D、Router A does not have any reachable OSPF neighbors

    正确答案:D

  • 第18题:

    单选题
    Which one of the following privileged EXEC mode IOS show commands will display the state of the OSPF DR/BDR (designated router / backup designated router) election process?()
    A

    TK1# show ip ospf interface

    B

    TK1# show ip ospf priority

    C

    TK1# show ospf neighbor detail

    D

    TK1# show ospf processes

    E

    TK1# show ospf neighbor state


    正确答案: E
    解析: 暂无解析

  • 第19题:

    多选题
    What are two reasons for using a virtual link in OSPF?()
    A

    Provides fast convergence times.

    B

    Supports connections of multiple backbones.

    C

    Eliminates the need for a Designated Router.

    D

    Supports non direct connections to the backbone.


    正确答案: D,B
    解析: 暂无解析

  • 第20题:

    多选题
    The OSPF hello protocol performs which of the following tasks?()
    A

    It provides dynamic neighbor discovery

    B

    It detects unreachable neighbors in 90 second intervals

    C

    It maintains neighbor relationships

    D

    It negotiates correctness parameters between neighboring interfaces

    E

    It uses timers to elect the router witch the fastest links as the designated router

    F

    It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF


    正确答案: C,E
    解析: 暂无解析

  • 第21题:

    单选题
    A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem?() Router(config)#router ospf 1 Router(config-router)#network 10.0.0.0 255.0.0.0 area 0
    A

    The process id is configured improperly

    B

    The OSPF area is configured improperly

    C

    The network wildcard mask is configured improperly

    D

    The network number is configured improperly

    E

    The AS is configured improperly

    F

    The network subnet mask is configuerd improperly


    正确答案: F
    解析: 暂无解析

  • 第22题:

    单选题
    What does the OSPF command capability vrf-lite achieve?()
    A

    It enables provider edge (PE) specific checks on a router when the OSPF process is associated with the VRF

    B

    It disables provider edge (PE) specific checks on a router when the OSPF process is associated with the VRF

    C

    It enables the exchange of the VRF-Lite capability when the OSPF adjacency is formed.

    D

    It disables the MPLS processing on the OSPF learned routes inside the VRF


    正确答案: A
    解析: 暂无解析

  • 第23题:

    多选题
    On what kinds of networks does OSPF elect a backup designated router?()
    A

    Point-to-point

    B

    Point to multipoint

    C

    Broadcast

    D

    Non-broadcast multi-access


    正确答案: B,C
    解析: 暂无解析