在特权模式书写命令
router#erase startup-config 恢复出厂设置
Erasing the nvram filesystem will remove all configuration files! Continue? [confirm]
[OK]
Erase of nvram: complete
%SYS-7-NV_BLOCK_INIT: Initialized the geometry of nvram
router#reload 重启系统
恢复出厂设置完成了