清空设备配置的两种方式

<HUAWEI> reset saved-configuration
The action will delete the saved configuration on the device.
The configuration will be erased to reconfigure.Continue? [Y/N]: y
Warning: Now the configuration on the device is being deleted.
..........
Info: Succeeded in clearing the configuration in the device.

<HUAWEI> reboot
slot 1:
Next startup system software: flash:/basicsoftware.cc
Next startup saved-configuration file: NULL
Next startup paf file: default
Next startup patch package: NULL
Warning: The current configuration will be saved to the next startup saved-confi
guration file. Continue? [Y/N]: n
Warning: The system will reboot. Continue? [Y/N]: y 

        BIOS Menu (Version: 281)

     1. Continue to boot
     2. Update from serial interface
     3. Update from ethernet interface
     4. Modify startup parameters
     5. File system
     6. Modify BIOS password
     7. Modify console password               //从V200R019C00版本开始，没有此选项。
     8. Restore factory defaults
     9. Reboot

Enter your choice(1-9): 4

        Startup Submenu

     1. Display current startup configuration
     2. Modify startup configuration
     3. Return

Enter your choice(1-3): 2
'.' = clear field;  Ctrl+C = quit; Enter = use current configuration               
                 
Current startup file is "software.cc", modify the file name if needed.       
Input the new file name: softwarenew.cc       
The startup file has been modified from "software.cc" to "softwarenew.cc".

Current config file is "vrpcfg.cfg", modify the file name if needed.           
Input the new file name: .         //此处输入“.”，以空配置启动

Current patch file is "patchfile.PAT", modify the file name if needed.
Input the new file name: patchfilenew.PAT
The patch file has been modified from "patchfile.PAT" to "patchfilenew.PAT".