如果有一臺已經配置過的華爲交換機想拿到一個新的網絡環境中使用，那麼存在的老配置對你的新網絡已經沒有任何的利用價值，那麼手動清除相對較慢，不如我們利用恢復出廠設置的這個機制來完成。
<A>reset saved-configuration
Warning: The action will delete the saved configuration in the device.
The configuration will be erased to reconfigure. Continue? [Y/N]:Y
Warning: Now clearing the configuration in the device.
Info: Succeeded in clearing the configuration in the device.
<A>reboot
Info: The system is now comparing the configuration, please wait.
Warning: All the configuration will be saved to the configuration file for the n
ext startup:, Continue?[Y/N]:N
Info: If want to reboot with saving diagnostic information, input 'N' and then e
xecute 'reboot save diagnostic-information'.
System will reboot! Continue?[Y/N]:Y
這樣重新啓動過後，該交換機就恢復到了出廠設置，很簡單吧，你學會了嗎？？