ZyXEL Communications ALC1248G, User Manual

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Chapter 3 Troubleshooting
ALC1248G User’s Guide
32
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The MSC resets the line card after a period of inactivity on the line card. This
may damage the line card if you are uploading the default configuration file or
new firmware to the line card. Use the
lcman disable <slot>
command on
the MSC to prevent the MSC from managing the line card.
After you upload the file successfully, use the
lcman enable <slot>
command
on the MSC to allow the MSC to manage the line card again. Refer to the MSC
User’s Guide for details about commands.
3.5.1 Uploading the Default Configuration File via Boot Commands
Obtain the default configuration file, unzip it and save it in a folder. Use a console cable to
connect a computer with terminal emulation software to the line card’s console port. Pull out
the line card and push it back in, you will see the initial screen. When you see the message
Press any key to enter Debug Mode within 3 seconds
press any key to enter
debug mode.
To upload the configuration file, do the following:
1
Type
atlc
after the
Enter Debug Mode
message.
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 9 Example Xmodem Upload
Type the configuration file's
location, or click Browse to
search for it.
Choose the 1K Xmodem
protocol.
Then click Send .