Upgrade the 3Com Router Main Program Software 41
Input the Boot ROM password at the prompt. (By default, no ex-factory Boot ROM
password is set on the router. Simply press Enter in this case.) If the Boot ROM
password has been modified, enter the correct password. The system terminates
the process if the password authentication attempts fails three times.
5 The system displays the following prompts upon input of the correct Boot ROM
password:
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):
Make the selection as desired. Notice that option 3 is used for entering the system
view from the user password.
6 Select 2 for loading the 3Com Router main program with TFTP, and the following
prompt displays:
Please start TFTP server then press ENTER key to get start
7 Press Enter for loading.
Starting the TFTP download...
...............................................................
TFTP download completed...
read len=[03713478]
Writing program code to FLASH...
Please waiting,it needs a long time (about 1 min)
WriteFlash Success.
Press ENTER key to reboot the system.
8 Press Enter upon the completion of the loading and the router reboots and the
3Com Router main program directly decompresses and loads into the memory for
execution.
Upgrade the 3Com Router Main Software with TFTP after Booting the
Router
This approach implements upgrading by executing the get command to load the
3Com Router main software from the TFTP server after the router is booted.
Start the TFTP server and connect it with the router before using this method to
upgrade the 3Com Router main software. Then, execute the following command
in system view.
Table 15 Download configuration files from a TFTP server
FTP Approach An application layer protocol in the TCP/IP suite, File Transfer Protocol (FTP), is
mainly used for file transfer between remote hosts. Carried on TCP, FTP can
provide reliable and connection-oriented data traffic transmission without access
authorization and authentication mechanisms.
Operation Command
Downloads the 3Com Router main
software from a TFTP server
get ip-addr file-name system