3Com 10014299 manual XModem Approach

Upgrade the 3Com Router Main Program Software 35

You can load the 3Com Router main software with XModem or TFTP (Trivial File Transfer Protocol) approach when powering on the router. Alternatively, you can load the software with the FTP (File Transfer Protocol) approach after the router is booted.

XModem Approach

1Power on the router. The router performs a Power-On Self-Test (POST), and the following information displays:

3Com Router start booting

******************************************

*	*
*	3Com Router Series Boot rom, V4.32 *
*	*

******************************************

3Com Corporation Copyright(C) Reserved.

Compiled at 17:47:11 , Mar 21 2003.

Now testing memory...OK!

256M bytes SDRAM

8192k bytes flash memory Press Ctrl-B to enter Boot Menu

Press Ctrl+B, and the system enters the menu for upgrading the 3Com Router main software.

The system will enter the menu for upgrading the 3Com Router main software unless you press Ctrl+B within three seconds of displaying “Press Ctrl-B to enter Boot Menu...” on the screen. Otherwise, the system will start decompressing the program. Reboot the router if you want to enter the 3Com Router main software upgrade menu after program decompression is started.

2The system prompts the following information after you press Ctrl+B:

Please input Bootrom password:

Enter the Boot ROM password behind the prompt. If no default ex-factory Boot ROM password was set on the router, directly press Enter. If the user has modified the password, make sure to enter the correct one. If attempts for password authentication failed three times, the system will terminate the upgrading process.

3After the correct Boot ROM password is entered, the following information displays:

Boot Menu:

1:Download application program with XMODEM

2:Download application program with TFTP

3:Clear application password

4:Clear configuration

5:Exit and reboot

Enter your choice(1-5):

Choose an option as required. Notice that option 3 is used for entering the system view from the user password.

4Select 1, and the system prompts you to choose a baud rate for software loading:

Please choose your download speed:

1:9600 bps

2:19200 bps