当前分类： 思科认证
问题：哪个命令用于将IOS备份到网络中的TFTP服务器?() A.transfer IOS t0 172.16.10.1B.copy run startC.copy tftp flashD.copy start tftpE.copy flash tftp...
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问题：Which of the protocols below use TCP at the transport layer? (Select four)A. TFTPB. SMTPC. SNMPD. FTPE. HTTPF. HTTPS...
问题：哪个命令用于在ISR2路由器上安装永久性许可证?() A.install licenseB.license installC.boot system licenseD.boot license module...
问题：配置寄存器设置0x2102给路由器提供了哪种功能?() A.让路由器进入ROM监视器模式B.提供了密码恢复功能C.让路由器在NVRAM中查找boot命令D.从TFTP服务器加载IOSE.加载存储在ROM中的IOS映像...
问题：Ezonexam has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?A．VTP will allow physically redundant links while preventing switching loopsB．VTP will allow switches to share VLAN...
问题：下图中如果允许192.168.1.0/24和10.0.0.0/8的网络之间通信，必须要配置的两条命令是什么()A.A(config)iproute 10.0.0.0 255.0.0.0 172.16.40.2B.A(config)iproute 10.0.0.0 255.0.0.0 S0/0/0C.A(config)iproute 10.0.0.0 255.0.0.0 10.0.0.1D.B(config)iproute 192.168.1.0 255.255.255.0 172.16.40.1E.B(c...
问题：While troubleshooting a network connectivity problem, a Ezonexam technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, t...
问题：By default, which of the following factors determines the spanning-tree path cost?A．It is the individual link cost based on latencyB．It is the sum of the costs based on bandwidthC．It is the total hop countD．It is dynamically determined based on loadE．None...
问题：As the Ezonexam network administrator, you are required to have a firm understanding of the OSI model. Why does the data communication industry use the layered OSI reference model? (Choose two)A．It enables equipment from different vendors to use the same ...
问题：Given that you have a class B IP address network range, which of the subnet masks below will allow for 100 subnets with 500 usable host addresses per subnet?A．255.255.0.0B．255.255.224.0C．255.255.254.0D．255.255.255.0E．255.255.255.224...
问题：What is the subnet for the host IP address 201.100.5.68/28?A. 201.100.5.0B. 201.100.5.32C. 201.100.5.64D. 201.100.5.65E. 201.100.5.31F. 201.100.5.1...
问题：你在路由器上执行如下命令并重启路由器，路由器将如何做?Router(config)#boot system flash c2800nm-advsecurityk9-mz.151-4.M6.bin Router(config)#config-register 0x2101 Router(config)#do sh ver[outputcut]Configuration register is 0x2102(will be Ox2101 at next reload)()A.路由器将解压缩并运行闪存中的IOS...
问题：BPDU防护有何用途?() A.确保端口从正确的上游交换机那里收到了BPDUB.禁止端口接收来自上游交换机的BPDU，而只接收来自根交换机的BPDUC.可在启用了BPDU防护的端口上使用PortFast，在端口收到BPDU时将其关闭D.在端口收到BPDU时将其关闭...
问题：要在交换机上运行802.1w,可使用哪个命令来启用该协议?() A.Switch(config)#spanning-tree mode rapid-pvstB.Switch#spanning-tree mode rapid-pvstC.Switch(config)#spanning-tree mode 802.1wD.Switch#spanning-tree mode 802.1w...
问题：思科为何要开发专用的STP和RSTP扩展PVST＋?() A.通过优化根网桥的配置，提高会聚速度、优化数据流传输路径B.通过优化非根网桥的配置，提高会聚速度、优化数据流传输路径C.PVST+使得能够更迅速地丢弃非IP帧D.PVST+实际上是IEEE标准 802.1w...
问题：在BPDU中,sys－id－ext字段长多少位?() A.4位B.8位C.12位D.16位...
问题：要将许可证复制到闪存,可使用哪个命令?() A.copy tftp flashB.save license flashC.license save flashD.copy license flash...
问题：What is the subnet for the host IP address 172.16.210.0/22?A. 172.16.42.0B. 172.16.107.0C. 172.16.208.0D. 172.16.252.0E. 172.16.254.0F. None of the above...
问题：网络管理员想升级路由器的IOS,但又不希望当前安装的映像被删除。因此,他需要查看当前IOS映像占用的闪存空间,并确定闪存是否有足够的空间同时存储当前映像和新映像。为此,他可使用哪个命令?() A.show versionB.show flashC.show memoryD.show buffersE.show running-config...
