021.交换机基本操作

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1、交换机基本操作系统启动例程会初始化交换机初始启动利用缺省配置参数1.启动前确认正确连接线缆和控制线2.接入电源3.观察启动顺序面板上的指示灯LEDsCiscoIOS输出到控制台上的内容交换机的初始启动检查交换机指示灯(LEDs)交换机自检期间的端口指示灯1.启动时，所有端口指示灯变绿.2.每个端口自检完毕，对应的指示灯熄灭.3.如果端口自检失败,对应指示灯呈黄色.4.如果有任何自检失败情况，系统指示灯呈现黄色.5.如果没有自检失败,自检过程完成.6.随着自检过程的完成,指示灯闪亮后熄灭.交换机初次启动时的显示信息控制台连接Catalyst1900Management

2、ConsoleCopyright(c)CiscoSystems,Inc.1993-1998Allrightsreserved.EnterpriseEditionSoftwareEthernetAddress:00-50-BD-73-E2-C0PCANumber:73-3121-01PCASerialNumber:FAA0252A0QXModelNumber:WS-C1924-ENSystemSerialNumber:FAA0304S0U3PowerSupplyS/N:PHI025101F3---------------------------------------

3、----------1user(s)nowactiveonManagementConsole.UserInterfaceMenu[M]Menus[K]CommandLine[I]IPConfigurationEnterSelection:控制台登入交换机并键入特权模式密码>>enableEnterpassword:##disable>quit用户模式提示特权模式提示Switch#showinterfacesSwitch#showversion显示交换机初始启动的状态Switch#showrunning-config显示交换机的各种运行状态wg_sw_c#showve

4、rsionCiscoCatalyst1900/2820EnterpriseEditionSoftwareVersionV8.01.01writtenfrom171.068.229.225Copyright(c)CiscoSystems,Inc.1993-1998wg_sw_cuptimeis15day(s)21hour(s)53minute(s)11second(s)ciscoCatalyst1900(486sxl)processorwith2048K/1024KbytesofmemoryHardwareboardrevisionis5UpgradeStatus:N

5、oupgradecurrentlyinprogress.ConfigFileStatus:Noconfigurationupload/downloadisinprogress27FixedEthernet/IEEE802.3interface(s)BaseEthernetAddress:00-50-BD-73-E2-C0交换机之showversion命令wg_sw_c#showrunBuildingconfiguration...Currentconfiguration:!hostname"wg_sw_c"!ipaddress10.1.1.33255.255.255

6、.0ipdefault-gateway10.3.3.3!interfaceEthernet0/1interfaceEthernet0/24!InterfaceEthernet0/25!interfaceFastEthernet0/26!interfaceFastEthernet0/27交换机之showrunning-configuration命令wg_sw_c#showrunBuildingconfiguration...Currentconfiguration:!hostname"wg_sw_c"!ipaddress10.1.1.3325

7、5.255.255.0ipdefault-gateway10.3.3.3!interfaceEthernet0/1interfaceEthernet0/12!InterfaceEthernet0/25!interfaceFastEthernet0/26!interfaceFastEthernet0/27Catalyst1924Catalyst1912wg_sw_c#showinterfacesethernet0/1Ethernet0/1isEnabledHardwareisBuilt-in10Base-TAddressis0050.BD