UPGRADING FIRMWARE VIA THE SERIAL PORT

4.When the switch initialization screen appears, enter firmware-download mode by pressing <Esc> immediately after the diagnostic test results. Screen text similar to that shown below displays:

[1]Image Update [2]System Parameters [3]Change Baud rate

[4]Do all the following Test [5]Testing the System SDRAM

[6]MPC 850 internal clock Timer and Interrupt Test [7]WATCHDOG Timer and Interrupt Test

[8]ACD chip Test [9]Switch Loopback Test [G]oto System ReB[O]ot Again

Enter Selection:

5.Press <3> to change the baud rate of the switch’s serial connection.

Enter Selection: 5

Change main console baudrate :

[0]Quit

[1]9600 bps

[2]19200 bps

[3]38400 bps

[4]57600 bps

[5]115200 bps

6.There are five baud rate settings available, 9600, 19200, 38400, 57600 and 115200. Using the highest baud rate minimizes the time required to download firmware code files. Press <5> to select the option for 115200 baud.

7.Set your PC’s terminal emulation software to match the 115200 baud rate. Press <Enter> to reset communications with the switch.

8.Press <1> to start to download the new code file.

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SMC Networks 10/100 manual Upgrading Firmware VIA the Serial Port