1.<Huawei> reset saved-configuration
This will delete the configuration in the flash memory.
The device configurations will be erased to reconfigure.
Are you sure? (y/n)[n]:y
Clear the configuration in the device successfully.
2.<Huawei> reboot fast
document:http://support.huawei.com/enterprise/docinforeader.action?contentId=DOC1000060654&idPath=7919710|21432787|7923148|9858988|21307369