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Huawei Server Brickland Platform BIOS Parameter Reference 23

This document describes the basic input/output system (BIOS) menu structure, parameters and common tasks based on the Brickland platform.
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Restoring Factory Settings

Restoring Factory Settings

The topic describes how to restore basic input/output system (BIOS) factory settings.


Restore BIOS factory settings on a server using:

  • BIOS interface
  • Command lines

When using command lines to restore the BIOS factory settings, you do not need to reset the BIOS time.

Impact on the System

If BIOS parameters have been set for a component or OS, restoring BIOS factory settings may affect the operation of the component or OS.



The respective preconditions for restoring BIOS factory settings using the preceding methods are as follows:

  • Using the BIOS UI: You have entered the BIOS. For details, see 2.1 .
  • Using the CLI:
    • E9000 servers: A PC has been connected to the management network port on the management module.
    • Rack/High-density servers: A PC has been connected to the management network port on the server or server node.

      The following describes operations on a rack server.


The following data is available:

  • Baseboard Management Controller (BMC) IP address of the server on which BIOS factory settings are to be restored
  • BMC user name and password for logging in to the server to be connected


PuTTY.exe: free software that can be obtained from the Internet


  • Procedure for restoring BIOS factory settings by using the BIOS interface
    1. Click the Save & Exit tab, as shown in Figure 2-25.
      Figure 2-25 Restoring factory settings

    2. Choose Restore Defaults and press Enter.
    3. Choose Yes from the shortcut menu and press Enter.
    4. Press F10.

      The Exit Saving changes? dialog box appears.

    5. Select Yes and press Enter to save the settings.
  • Procedure for restoring BIOS factory settings by using command lines
    1. Set an IP address and subnet mask for the PC to enable communication between the PC and the server.
    2. Double-click PuTTY.exe.

      The PuTTY Configuration window appears, as shown in Figure 2-26.

      Figure 2-26 PuTTY Configuration window

    3. Set login parameters.

      The parameters are as follows:

      • Host Name (or IP address): BMC IP address of the server, for example,
      • Port: The default value is 22.
      • Connection type: The default value SSH.
      • Close window on exit: The default value is Only on clean exit.

      After setting Host Name, set Saved Sessions and click Save. During the next login, you can double-click the saved settings under Saved Sessions to directly log in to the server.

    4. Click Open.

      The PuTTY window appears. Wait until login as: is displayed.

      • If you log in to the server for the first time, the PuTTY Security Alert window appears. If you trust the site, click Yes. The PuTTY window appears.
      • If the entered account is incorrect during login to the server, PuTTY must be reconnected again.
    5. Enter a user name and a password as prompted.
    6. Run the following command to restore BIOS factory settings:

      ipmcset -d clearcmos

      The following information is displayed:

      WARING:The operation may have many adverse effects 
      Do you want to continue?[Y/N]:
    7. Enter y.

      The following information is displayed, indicating that the BIOS factory settings are successfully restored:

      Clear CMOS successfully.
Updated: 2018-12-03

Document ID: EDOC1000039573

Views: 97441

Downloads: 940

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