案例10：备份和恢复

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1、《网络工程》教学案例—基于PT案例10：备份与恢复1.案例目标通过本案例，你可以掌握如下技能：1)备份CiscoIOS2)恢复CiscoIOS3)备份启动配置与运行配置4)恢复启动配置与运行配置3.设备与拓扑设备：1台Laptop-PT，1台Server-PT，1台2811路由器。拓扑：如下图。bbs.hh010.com4.操作步骤步骤1：按以上拓扑添加和连接设备。步骤2：配置路由器与服务器的IP地址Router#configureterminalR1(config)#interfaceFastEthernet

2、0/1广东韶关学院王为群编1《网络工程》教学案例—基于PTR1(config-if)#ipaddress192.168.1.1255.255.255.0R1(config-if)#注意，服务器的IP地址可使用IPConfiguration进行配置，简单快捷。步骤3：验证路由器与服务器之间的连通性R1#ping192.168.1.5Typeescapesequencetoabort.Sending5,100-byteICMPEchosto192.168.1.5,timeoutis2seconds:!!!!!Suc

3、cessrateis100percent(5/5),round-tripmin/avg/max=31/31/32msR1#步骤4：查看路由器flash中的CiscoIOS镜像R1#shflash:Systemflashdirectory:bbs.hh010.comFileLengthName/status350938004c2800nm-advipservicesk9-mz.124-15.T1.bin228282sigdef-category.xml1227537sigdef-default.xml[51193

4、823bytesused,12822561available,64016384total]63488KbytesofprocessorboardSystemflash(Read/Write)R1#//注意CiscoIOS镜像的大小与文件名广东韶关学院王为群编2《网络工程》教学案例—基于PT步骤5：备份CiscoIOS到TFTP服务器R1#copyflash:tftp:Sourcefilename[]?c2800nm-advipservicesk9-mz.124-15.T1.binAddressornameofr

5、emotehost[]?192.168.1.5//TFTP服务器地址Destinationfilename[c2800nm-advipservicesk9-mz.124-15.T1.bin]?Writingc2800nm-advipservicesk9-mz.124-15.T1.bin...!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

6、!!!!!!!!!!!!!!………[OK-50938004bytes]50938004bytescopiedin27.828secs(1830000bytes/sec)R1#步骤6：在TFTP服务器上验证备份打开服务器的Config页面，单击TFTP按钮，可见右边窗口已有备份的CiscoIOS镜像。bbs.hh010.com步骤7：从TFTP服务器恢复（升级）CiscoIOS假如TFTP服务器上要想恢复或升级的CiscoIOS镜像是：广东韶关学院王为群编3《网络工程》教学案例—基于PTc2800nm-ipbas

7、e-mz.123-14.T7.binR1#copytftp:flash:Addressornameofremotehost[]?192.168.1.5//TFTP服务器地址Sourcefilename[]?c2800nm-ipbase-mz.123-14.T7.binDestinationfilename[c2800nm-ipbase-mz.123-14.T7.bin]?Accessingtftp://192.168.1.5/c2800nm-ipbase-mz.123-14.T7.bin...Loadingc2

8、800nm-ipbase-mz.123-14.T7.binfrom192.168.1.5:!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!![OK-5571584bytes]5571584bytescopiedin3.2