Recovering The Firmware; Figure 171 Example Xmodem Upload - ZyXEL Communications AAM1212 User Manual

AAM1212 User's Guide
2 Wait for the Starting XMODEM upload message before activating XMODEM
upload on your terminal.
3 This is an example Xmodem configuration upload using HyperTerminal. Click Transfer,
then Send File to display the following screen.

Figure 171 Example Xmodem Upload

4 After a successful configuration file upload, type atgo to restart the AAM.
The AAM is now reinitialized with a default configuration file including the default password
of "1234".

33.14 Recovering the Firmware

Usually you should use the web configurator, FTP or console port to upload the AAM's
firmware. If the AAM will not start up, the firmware may be lost or corrupted. Use the
following procedure to upload firmware to the AAM only when you are unable to use another
method to upload firmware.
Note: This procedure is for emergency situations only.
1 Obtain the firmware file, unzip it and save it in a folder on your computer.
2 Connect your computer to the console port and use terminal emulation software
configured to the following parameters:
• VT100 terminal emulation
• No parity, 8 data bits, 1 stop bit
3 Turn off the IES-1000 and turn it back on to restart it and begin a session.
4 When you see the
message
5 Type
atba5
to 115200 bps).
6 Change the configuration of your terminal emulation software to use 115200 bps and
reconnect to the AAM.
274
Press any key to enter Debug Mode within 3 seconds
press a key to enter debug mode.
,
after the
Enter Debug Mode
Type the configuration file's
location, or click Browse to
search for it.
Choose the 1K Xmodem
protocol.
Then click Send.
• 9600 bps
• No flow control
message (this changes the console port speed
Chapter 33 Troubleshooting