3Com 3C13636 manual Upgrading the Boot ROM program

3Com Router 3000 Ethernet Family	3. Starting and Maintaining the Router
Installation Guide

Step 3: Change your terminal’s baud rate to the same baud rate for software downloading (115200 bps in this example). After that, disconnect the terminal ([Dial-in/Disconnect]), reconnect it ([Dial-in/Dialing]), and press <Enter> to start downloading. The system displays:

Downloading ... CCCCC

Note:

The new baud rate takes effect only after you reconnect the terminal emulation program.

Step 4: Select [Transmit/send file] in the terminal window. The following dialog box pops up:

Figure 3-6Send File dialog box

Step 5: Click <Browse>. Select the application file to be downloaded and set protocol to XModem. Click <Send>.

Step 6: After completing downloading, the system begins writing data to the Flash, and then displays the following information in the terminal interface, indicating completion of the downloading:

Download completed.

Writing to flash memory...

Please wait,it needs a long time .Please wait...

####################################################### Writing FLASH Success.

Please use 9600 bps.Press <ENTER> key to reboot the system.

Restore the speed of the console terminal to 9600 bps as prompted, disconnect and reconnect the terminal. The system starts up normally.

3.2.2.2Upgrading the Boot ROM program

Step 1: Enter the Boot Menu, and then select <7> to enter the Boot ROM operation sub-menu.

Step 2: Enter <1> in the Boot ROM operation sub-menu to upgrade the Boot ROM program using XModem. Several speed options are available for you. The subsequent steps are the same as those described in “3.2.2.1 Upgrading an application program” of this section.

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