3com S8520X-28S 0235A370 User Manual
Product codes
0235A370
5-18
Loading Software Through CLI
By connecting a terminal to the switch, you can upgrade the Boot ROM program and load application
files of the switch remotely through CLI.
files of the switch remotely through CLI.
Loading Software Through USB Interface
Each S5820X series switch provides a USB interface on its front panel. You can download the Boot
ROM and application files to a removable storage device (such as a USB flash disk), and load the file
through the USB interface.
ROM and application files to a removable storage device (such as a USB flash disk), and load the file
through the USB interface.
Suppose the Boot ROM and application files are stored in the file named update.bin, follow these steps
to load the files from the USB flash disk.
to load the files from the USB flash disk.
Step1
Plug the USB flash disk containing the update.bin file in the USB interface of the switch.
Step2
Copy the update.bin file to the flash memory of the switch.
<H3C> cd flash:
<H3C> copy usba:/upadate.bin update.bin
Step3
Remove the USB flash disk, and then load the Boot ROM file.
<H3C> bootrom update file update.bin slot 1
This command will update bootrom file on the specified board(s), Continue? [Y/
N]:y
Now updating bootrom, please wait...
Step4
Load the application file, and specify the file as the main program file.
<H3C> boot-loader file update.bin slot 1 main
This command will set the boot file of the specified board. Continue? [Y/N]:y
The specified file will be used as the main boot file at the next reboot on slot 1!
<H3C> display boot-loader
Slot 1
The current boot app is: flash:/update.bin
The main boot app is: flash:/update.bin
The backup boot app is: flash:/update.bin
<H3C> reboot
z
After loading the application file, use the reboot command to restart the switch to make the update
take effect (make sure you have saved other configurations before restart).
take effect (make sure you have saved other configurations before restart).
z
If the flash memory does not have enough space, you can load the Boot ROM file first, and then
delete certain application files from the flash memory (you are recommended to delete the unused
host program files); then, load the application file to the switch through FTP for update.
delete certain application files from the flash memory (you are recommended to delete the unused
host program files); then, load the application file to the switch through FTP for update.
z
Avoid any power failure during the loading process.