问题：当拓扑信息完成交换，相邻路由器具有相同的LSDB时，下列哪项OSPF邻居状态是希望得到的()A.2-WAYB.FULLC.ExchangeD.Loading
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问题：网络管理员输入router ospf 100命令，命令中数字100的作用是（）A.自治系统编号B.度量值C.进程IDD.管理距离
问题：The Ezonexam network administrator needs to a switch named VE1 to become the root bridge for a redundant path switched network. What can be done to ensure that VE1 will always assume the role as the root bridge?A．Assign the switch a higher MAC address than the other switches in the network haveB．Establish a direct link from the switch to all other switches in the networkC．Configure the switch full-duplex operation and configure the other switches for half-duplex operationD．Configure the switch so that it has lower priority than other switches in the networkE．None of the above
问题：要启用LACP,可将EtherChannel模式设置为下面哪两种之一?()A.OnB.PreventC.PassiveD.AutoE.ActiveF.Desirable
问题：要启用LACP并将交换机端口加入端口信道1,可使用下面哪两个命令之一?()A.Switch(config)#interface port-channel1B.Switch(config)#channel-group 1 mode activeC.Switch#interface port-channel 1D.Switch(config-if)#channel-group 1 mode active
问题：Ezonexam has a Class C network and you need ten subnets. You wish to have as many addresses available for hosts as possible. Which one of the following subnet masks should you use?A．255.255.255.192B．255.255.255.224C．255.255.255.240D．255.255.255.248E．None of the above
问题：Which one of the following characteristics is true regarding the use of hubs and switches?A．Hubs can have their ports be configured with VLANsB．Using hubs is costly with regard to bandwidth availability.C．Switches can not forward broadcasts.D．Switches are more efficient than hubs in processing frames.E．Switches increase the number of collision domains in the network.
问题：The network security policy for Ezonexam requires that only one host be permitted to attach dynamically to each switch interface. If that policy is violated, the interface should be automatically disabled. Which two commands must the Ezonexam network administrator configure on the 2950 Catalyst switch to meet this policy? (Choose two)A．SWEzonexam1(config-if)# switchport port-security maximum 1B．SWEzonexam1(config)# mac-address-table secureC．SWEzonexam1(config)# access-list 10 permit ip hostD．SWEzonexam1(config-if)# switchport port-security violation shutdownE．SWEzonexam1(config-if)# ip access-group 10
问题：路由器中时刻维持着一张路由表，这张路由表可以是静态配置的，也可以是什么协议产生的()A.生成树协议B.链路控制协议C.被承载网络层协议D.动态路由协议
问题：Which of the following are true of Ethernet technology?A．Hosts use a logical ring topology.B．Hosts use a logical bus topologyC．Hosts must wait for an electronic signal to transfer data.D．Hosts are directly connected to a wiring concentrator called a MSAU.E．None of the above
问题：地址转换NAT的优点是()A.地址转换对于报文内容中含有有用的地址信息的情况很难处理B.地址转换可以缓解地地址短缺的问题C.地址转换不能处理IP报头加密的情况D.地址转换由于隐藏了内部主机地址，有时会使网络调试变得复杂
问题：哪种类型的验证使用三次握手()A.HDLCB.PPPC.PAPD.CHAP
问题：During the boot sequence, a Ezonexam 2800 series router needs to locate and load an operating system. What is the default order the router uses to find an operating system?A．ROM, TFTP server, FlashB．Flash, TFTP server, ROMC．Flash, NVRAM, TFTP serverD．Flash, ROM, TFTP serverE．Flash, TFTP server, RAM
问题：While troubleshooting an issue in the Ezonexam LAN you notice that a network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?A. This is an Ethernet port operating at half duplexB. This is an Ethernet port operating at full duplexC. This is a port on a network interface card in a PCD. This is 10 MB/s switch portE. This is a 100 MB/s switch portF. None of the above
问题：VLAN主干协议VTP的默认工作模式是()A.服务器模式B.客户端模式C.透明模式D.以上三者都不是
问题：对路由器的描述，正确的是（）A.单广播域，单冲突域的设备B.单广播域，多冲突域的设备C.多广播域，单冲突域的设备D.多广播域，多冲突域的设备
问题：以下哪一项不是有关虚电路交换方式的正确描述。()A.分组需要包含虚电路标识符B.某条虚电路对应的转发项只给出该虚电路经过的两个端口之间的关联C.虚电路标识符用于建立终端间传输路径与终端间传输的数据之间的绑定D.虚电路是指终端间传输路径
问题：配置LACP时,在要使用的接口上必须将哪三个参数配置得完全相同?()A.虚拟MAC地址B.端口速度C.双工模式D.PortFastE.VLAN信息
问题：下面哪项是一种第2层协议,用于确保网络没有环路?()A.VTPB.STPC.RIPD.CDP
问题：During startup, router VE1 displays the following error message:boot: cannot open "flash:"What will VE1 do next?A. It will attempt to locate the configuration file from a TFTP server. If this fails, it will initiate the setup dialog.B. It will attempt to locate the IOS from a TFTP server. If this fails, it will load a limited IOS from ROM.C. It will attempt to locate the configuration file from a TFTP server. If this fails, it will load a limited configuration from ROM.D. Because of damaged flash memory, the router will fail the POST.E. It will attempt to locate the IOS from a TFTP server. If this fails, it will initiate the setup dialog.F. None of the above
