Which command would initiate a loopback on a Gigabit Ethernet interface ge－0／0／0?()A.# set interfaces ge-0/0/0 unit 0 loopbackB.# set interfaces ge-0/0/0 gigether-options loopbackC.> set interfaces ge-0/0/0 loopbackD.> loopback ge-0/0/0

题目
Which command would initiate a loopback on a Gigabit Ethernet interface ge－0／0／0?()

A.# set interfaces ge-0/0/0 unit 0 loopback

B.# set interfaces ge-0/0/0 gigether-options loopback

C.> set interfaces ge-0/0/0 loopback

D.> loopback ge-0/0/0

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2.在窗体上，设置控件Command0为不可见的属性是（ ）。A.Command0．ColorB.Command0．CaptionC.Command0．EnabledD.Command0．visible

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4.Referring to the exhibit, you are unable to commit the configuration for the ge－0／0／1 interface. What must you do to commit the configuration?()A. You must set the vlan-tagging parameter under the [edit interfaces ge-0/0/1] hierarchy.B. You must use the rename command to change unit 100 to unit 0.C. You must set the encapsulation flexible-ethernet-services parameter under the [edit interfaces ge-0/0/1] hierarchy.D. You must set the encapsulation vlan-ccc parameter under the [edit interfaces ge-0/0/1 unit 100] hierarchy.

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    C. ip ospf authentication -key whatever- it - is

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    E. ip ospf md5 1 key whatever - it - is


    参考答案：B, D

  • 第2题：

    Asanetworkengineer,studytheexhibitcarefully.RouterNetisunabletoestablishanADSLconnectionwithitsprovider.Whichactionwouldcorrectthisproblem?()

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    B.OntheDialer0Interface，addtheipmtu1496command

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    B.[Quidway-serial0/0/1] ip addresss erial0/0/1 equa lloopback0

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    D.[Quidway-serial0/0/1] ip address unnumbered interface loopback0


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    B.Thecommandaccess-list110permitipmustbeconfiguredtospecifywhichhostscanusethetunnel.

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    D.ThetunnelmodegrecommandmustbeconfiguredontheTunnel0interface.

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    F.ThetunnelsourceTunnel0commandmustbeconfiguredontheTunnel0interface.


    参考答案：A, C, E

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    Usetheoutputfromtheroutershowninthegraphicabovetodeterminewhichofthefollowingarecorrect.()

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  • 第6题：

    某公司的网络拓扑如图4-1所示，随着业务的发展，接待区wifi的接入设备过多，导致掉线不稳定。网络管理员提出进行改造，设计如图2的接待区所示。



    问题2（2分） 在防火墙上配置nat地址映射，允许企业内部server1服务器对外提供服务web服务，相关配置如下
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    以下说法正确的是（13） 。
    （13）备选答案
    A.在互联网上访问企业WEB服务器只需要在浏览器中输入http://192.168.10.80
    B.nat配置命令中的current-interface参数可以写成NGFW-Ethernet0/0/1的接口地址
    C.nat配置命令中的current-interface参数可以替换成nat地址池中的IP
    D.如果以NGFW-Ethernet0/0/1的接口IP作为公网WEB映射地址，则必须使用current-interface参数


    答案：
    解析：
    （13） D

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