备份互联网操作系统IOS:
①:首先保证PC机和路由器可以互相ping通;
②:查看路由器中ios名称(Router#show flash);
③:开始将路由器的IOS备份到PC机;
Router#copy flash: tftp: //备份flash中文件到tftp服务器;
Source filename []? c2800nm-advipservicesk9-mz.124-15.T1.bin //源文件名称,可以用show flash:查看;
Address or name of remote host []? 172.28.12.204 //远程服务器主机;
Destination filename [c2800nm-advipservicesk9-mz.124-15.T1.bin]? backup.bin //重新命名备份文件;
16423454 bytes copied in 75.688 secs (218 bytes/sec) //经过多少时间,完成备份;SourceByrd's Weblog-https://note.t4x.org/route/backup-flash-ios/
恢复互联网操作系统IOS:SourceByrd's Weblog-https://note.t4x.org/route/backup-flash-ios/
①:清除、删除旧版本ios; //删除前需要检测flash中是否有足够空间放新版ios;
②:上传、更新新版本ios;
③:重新启动路由器;
Router#delete flash: c2800nm-advipservicesk9-mz.124-15.T1.bin //此步骤可以不用,上传时系统会提示删除;
Router#copy tftp: flash: //把tftp服务器文件放入flash中;
Address or name of remote host []? 172.28.12.204 //远程服务器名字或者主机;
Source filename []? backup.BIN //源文件名称是什么;
Destination filename [backup.BIN]? new.bin //存储在flash中的名称;
Accessing tftp://172.28.12.204/backup.BIN... //访问,开始上传;
Erase flash: before copying? [confirm] //清空flash中的所有文件?;
Verifying checksum… OK (0Xb32F) //校验完成;
Router#reload //重新启动路由器。SourceByrd's Weblog-https://note.t4x.org/route/backup-flash-ios/
SourceByrd's Weblog-https://note.t4x.org/route/backup-flash-ios/