BootROM Main Menu
For details about how to log in to the device using the console port, see Logging In to a Device Through the Console Port. To use third-party terminal emulation software, set the communication parameters correctly. If the parameter settings are incorrect, the third-party software may enter excess characters, leading to abnormal BIOS menu functions.
Restart the device. Press Ctrl+B in 3 seconds to enter the BootROM main menu when the following message is displayed.
Press Ctrl+B to break auto startup ... 3
Enter Password:******
The AR100&AR120&AR150&AR160&AR200&AR1200 series, AR2201-48FE, AR2202-48FE, AR2204-27GE, AR2204E-D-27GE, AR2204-24GE, AR2204-27GE-P, AR2204-51GE-P, AR2204-48GE-P, AR2204E, AR2204E-D, AR2204-51GE, AR2204-51GE-R, AR2220L-DC, AR2220L-AC and AR3670 support the flash memory and USB flash drive. The AR2220-AC, AR2220-DC, AR2220E, AR2240C support the flash memory, hard disk and USB flash drive. The AR2204, AR2240 and AR3260 (using SRU40, SRU60, SRU80, SRU100, SRU100E, SRU200E, SRU200 and SRU400) support the flash memory, Micro SD card, and USB flash drive. The AR2240, AR2204XE-DC and AR2204XE support the Micro SD card and USB flash drive.
In this chapter, the micro SD card is used as a storage device.
The display menus vary according to the device model.
Item |
Description |
|---|---|
Press Ctrl+B to break auto startup |
Press Ctrl+B in 3 seconds to access the BootROM menu. You can access the BootROM menu for debugging after failing to access the CLI on the device. To set the startup waiting time, select 5. Set Startup Waiting Time in 4. Startup Select. The default time is 3 seconds. |
Enter Password |
Enter the password for accessing the BootROM menu. The default password is Admin@huawei. If you enter incorrect passwords for three consecutive times, the system restarts. To change the password, select 1. Modify the menu password in 7. Password Manager. You are advised to change the password in a timely manner and update the password periodically after login to ensure device security. To ensure device security, do not set other passwords to Admin@huawei. |
| 1. Default Startup | Select this item to quickly start the device. When the modified parameters do not affect system initialization before the BootROM menu is displayed, select 1. Default Startup to start the device to avoid duplicate initialization. This operation does not restart the BootROM, but continues to start the system. If the device does not have Default Startup, you can select Reboot. |
| 2. Serial Menu | Access the serial interface submenu to update the BootROM and complex programmable logical device (CPLD). This operation can be performed after a PC is connected to the device using the serial interface, without other configuration. However, the file transfer speed is low. NOTE:
You are advised to update the BootROM and CPLD with the instructions of technical support personnel. |
| 3. Network Menu | Access the network interface submenu to obtain files from the management interface. The file transfer speed is high. You need to set network parameters and configure the file server to ensure a reachable route between the device and the file server. |
| 4. Startup Select | Access the startup submenu to view or modify startup configuration. |
| 5. File Manager | Access the file system submenu to manage and maintain the file system. |
| 6. Reboot | When the modified parameters affect system initialization before the BootROM menu is displayed, select 6. Reboot to restart the BootROM and then start the system. |
| 7. Password Manager | Access this menu to change the password for accessing the BootROM menu, preventing unauthorized users from accessing the BootROM menu. Access this menu to log in to the device using the console port without entering the password when you forget the password. |
Shortcut key |
The BootROM menu provides two shortcut keys: Ctrl+M, Ctrl+J. The two shortcut keys can be used in any BootROM menu to provide functions similar to Enter. |
Displaying/hiding the Boot menu
Only the AR161EGW-LM1, AR161EW, AR161EW-M1, AR169E, AR169EGW-L, AR169EW, AR2204XE and AR2204XE-DC support this function.
In the system view, run bootloader startup menu enable
Display the Boot menu.
In the system view, run display bootloader startup menu
Check whether the Boot menu is hidden.
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