1、<R3>reset saved-configuration
输入命令后会出现：
This will delete the configuration in the flash memory.
The device configuratio
ns will be erased to reconfigure.
Are you sure? (y/n)[n]:
这时输入y
2、<R3>reboot
输入命令后会出现：
Info: The system is comparing the configuration, please wait.
Warning: All the configuration will be saved to the next startup configuration.
Continue ? [y/n]:
这时输入n
系统会继续提示：
System will reboot! Continue ? [y/n]:
这时输入y，重启
3、输入上述两个命令后，路由器恢复出厂设置。
