更多“Which command clears the history of BGP damped routes?() ”相关问题
  • 第1题:

    Whichactionoccurswhenthepolicymain-policyevaluatestheBGProute10.0.55.2/32?()

    [editpolicy-options]

    policy-statementtest{

    from{

    route-filter10.0.0.016/orlongeraccept;

    route-filter10.0.67.0/24orlangerreject;

    route-filter10.0.0.0/8orlanger;

    }

    then{

    metric10;

    communityaddno-advertise;

    accept;

    }

    }

    policy-statementmain-policy{

    termonly-want-certain-routes{

    from{

    policytest;

    }

    then{

    communityaddharry-402;

    accept;

    }

    }

    }

    communitynoadvertisemembersno-advertise;

    communityharry-402members666:402;

    [editprotocols]

    bgp{

    exportmain-policy;}


    参考答案:B

  • 第2题:

    In a PPP over ATM service offering,which command inserts the user's host route into the routing table?()

    A.ip host-route

    B.ip access-routes

    C.ip dynamic host-route

    D.ip route access-routes


  • 第3题:

    ?如图1所示,某校园网使用2.5Gbps的POS技术与CERNET相连,POS接口的帧格式使用SONET,并要求在R3上封禁所有目的的端口号为1434的UDP数据包进入校园网。

    请阅读以下R3关于POS接口和访问控制列表的配置信息,并补充【6】,一【10】空白处的配置命令或参数,按题目要求完成路由器R3的相关配置。

    R3的POS接口配置

    Router-R3 configure teminal

    Router-R3 (canfig)

    Rauter-R3 (config)interface pos3/1

    Router-R3 (conflg-if)descript..ion To CERNET

    Router-R3 (config-if)bandwidth 【6】

    Routes-R3 (conlig-if)ip address 193.52.37.1 255.255.255.252

    Routes-R3 (config-if)crc 32

    Routes-R3 (config-ifjpos framing sonet

    Routes-R3 (config-if)no ip directed-broadcast

    Routes-R3 (config-if}pos flag 【7】

    Routes-R3 (config-if)no shutdown

    Routes-R3 (config-if)exit

    Routes-R3 (config)

    R3的访问控制列表配置

    Routes-R3 (canfig)access-list 130 【8】 any any eq 1434

    Routes-R3 (canfig)access-list 130 permit 【9】 any any

    Rauter-R3 (config)interface pos3/1

    Routes-R3 (config-if)ip access-group 【10】

    Routes-R3 (config-if)exit

    Routes-R3 (config)


    正确答案:
    答案:【6】2500000【7】S1S00【8】denyudp【9】ip【10】130in

  • 第4题:

    Which graceful restart parameter is negotiated during BGP session establishment?()

    A. Grace-time

    B. Restart-time

    C. Stale-routes-time

    D. Restart-update-time


    参考答案:B

  • 第5题:

    关于外部网关协议BGP,以下选项中,不正确的是______。

    A.BGP是一种距离矢量协议

    B.BGP通过UDP发布路由信息

    C.BGP支持路由汇聚功能

    D.BGP能够检测路由循环


    正确答案:B

  • 第6题:

    Which subject is supposed to have no direct value for job hunting?___________

    A.Mathematics
    B.English
    C.Technical Drawing
    D.History

    答案:D
    解析:
    原文第一段提到“Knowledge of history is not required for most jobs”。历史学对你所找的大多数工作可能不会有直接帮助。因此,选D。