UPGRADING FIRMWARE VIA THE SERIAL PORT
For example, the following screen text shows the download procedure for a runtime code file:
Image download at Baudrate [115200]. Please Change your setting Xmodem Receiving Start ::
Image downloaded to buffer.
[R]untime
[D]iagnostic
[L]oader (Warning: you sure what you are doing?) Update Image File:r
Runtime Image Filename : acd Updating file system.
File system updated.
Please change your Baudrate to default then press any key to continue
13.Set your PC’s terminal emulation software baud rate back to 9600 baud. Press <Enter> to reset communications with the switch.
14.Enter <G> to boot the system.
Restoring Switch Defaults
1.If you have lost your password for management access to the switch, you can load the default configuration file to restore the default passwords. When the switch initialization screen appears, enter
Enter Selection: [0]FileManager: [1]Test Mode Set: [x] Exit !
Enter Selection:0