3Com Switch 4210 Series Getting Started page 69

Upgrading the Boot
ROM from the Boot
Menu using XModem
To upgrade the Boot ROM firmware from the Boot menu using XModem do the
following:
1 From the Boot Menu, select option 6 to display the following:
1. Set TFTP protocol parameter
2. Set FTP protocol parameter
3. Set XMODEM protocol parameter
0. Return to boot menu
Enter your choice(0-3):
2 Select option 3 to display the following:
Please select your download baudrate:
1. 9600
2.*19200
3. 38400
4. 57600
5. 115200
0. Return
Enter your choice(0-5):
3 Select option 2 to set the baudrate to 19200.
You will also need to change the baudrate on Hyperterminal to 19200 bps and
select XModem protocol.
4 Press Enter to start the download. The following information is displayed:
Now please start transfer file with XMODEM protocol
If you want to exit, Press <Ctrl+X>
Loading
...CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
5 As the file downloads, start the XModem send file process with terminal
emulation software, such as Microsoft Hyperterminal.
When the download is complete, the following information is displayed:
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCdone!
Bootrom updating.........done!
Configuring the Boot Loader Using the Boot Menu 69