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Configuration Guide - Basic Configuration

S1720, S2700, S5700, and S6720 V200R011C10

This document describes methods to use command line interface and to log in to the device, file operations, and system startup configurations.
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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
BootLoad Main Menu

BootLoad Main Menu

The BootLoad main menu integrates main functions of the BootLoad program.


Only the S2720EI, S5710-X-LI, S5700S-28X-LI-AC, S5700S-52X-LI-AC, S5720SI, S5720S-SI, S5720EI, S5720HI, S6720EI, S5720LI, S5720S-LI, S6720LI, S6720S-LI, S5730SI, S5730S-EI, S6720SI, S6720S-SI and S6720S-EI support the BootLoad menu.

During startup, the device loads the BootLoad program and then the system software. Press Ctrl+B or Ctrl+E within 3 seconds when the following information is displayed to enter the BootLoad main menu:
Press Ctrl+B or Ctrl+E to enter BootLoad menu : 2
Password:      //Enter the password

To prevent unauthorized users from accessing the BootLoad main menu, users are required to enter a password. By default, the BootLoad main menu is, and the password may be huawei on a device that has been upgraded to the current version from an earlier one. You can change the BootLoad main menu password following the procedure in Submenu for Changing the Password of the BootLoad Menu or using the bootrom password change command.


If a user enters incorrect BootLoad passwords three times, the device restarts.

To ensure device security, please change the password periodically.

If you press Ctrl+T when the device displays "Press Ctrl+T to Start Memory Test" or "Press CTRL+T for full memory test" during the device startup process, the device will perform a memory check.

When a correct BootLoad password is entered, the BootLoad main menu is displayed as follows:
          BootLoad Menu

    1. Boot with default mode
    2. Enter serial submenu
    3. Enter startup submenu
    4. Enter ethernet submenu
    5. Enter filesystem submenu
    6. Enter password submenu
    7. Clear password for console user
    8. Reboot
    (Press Ctrl+E to enter diag menu) 

Enter your choice(1-8): 
Table 11-1  Description of the BootLoad main menu



1. Boot with default mode

Starts the device with the default mode without the BootLoad reboot phase.

Select this option when fast device startup is required or the operations in the BootLoad menu do not involve the BootLoad program, for example, modify bootload password.

2. Enter serial submenu

Enters the serial port submenu. This operation cannot be performed in the BootLoad menu.

3. Enter startup submenu

Enters the startup submenu. In this submenu, you can check or modify startup configurations.

4. Enter ethernet submenu

Enters the Ethernet submenu. In this submenu, you can download files to memories and storage devices through the Ethernet port or back-up configuration files.

This operation features fast file transfer, but you must configure network parameters and file server to ensure reachable routes between the device and server.

5. Enter filesystem submenu

Enters the file system submenu. In this submenu, you can manage and maintain the file system.

6. Enter password submenu

Enters the password submenu. In this menu, you can change the BootLoad password or restore the default BootLoad password.

7. Clear password for console user

Deletes the password for login through the console port. When failing to log in to the device because you forget the password for login through the console port, you can delete the password.

8. Reboot

Restarts the BootLoad by selecting 8. Reboot and starts other components when parameter modification affects device initialization.

(Press Ctrl+E to enter diag menu)

Press Ctrl+E to enter the diagnosis menu. This menu is used by development personnel to perform device performance tests. It is recommended that users do not use this menu.

Shortcut key

The BIOS menu provides three shortcut keys: Ctrl+M, Ctrl+J, and Ctrl+E. The functions of these shortcut keys are as follows:

  • Ctrl+M and Ctrl+J can be used in any BIOS menu to provide functions similar to Enter.
  • Ctrl+E can only be used in the BIOS main menu to print frame type information.
Updated: 2019-10-21

Document ID: EDOC1000178166

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