ZyXEL Communications VLC1324G User Manual

Chapter 3 VLC Troubleshooting

VLC1324G User’s Guide

4 After a successful configuration file upload, type atgo to restart the line card.

Usually you should use FTP or HTTP with the MSC to upload the line card’s firmware. If you 
cannot manage the line card from the MSC, use the following procedure to upload firmware to 
the line card. 

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:

3 Pull out the line card and push it back in to restart it and begin a session.
4 When you see the 

Press any key to enter Debug Mode within 3 seconds 

message

,

 press a key to enter debug mode.

5 Type 

atba5

 after the 

Enter Debug Mode

 message (this changes the console port 

speed to 115200 bps).

6 Change the configuration of your terminal emulation software to use 115200 bps and 

reconnect to the line card.

7 Type 

atur

 after the 

Enter Debug Mode 

message.

8 Wait for the 

Starting XMODEM upload 

message before activating XMODEM 

upload on your terminal.

9 This is an example Xmodem configuration upload using HyperTerminal. Click 

Transfer, then Send File to display the following screen.

Bootbase Version: V1.00 | 03/23/2005 16:10:06
FLASH: AMD 32M
Hardware Version:
Serial Number:
RAM: Size = 133120 Kbytes

ZyNOS Version: V3.90(AYL.0)b5 | 1/01/2008 20:50:26

Press any key to enter debug mode within 3 seconds.
...........
Enter Debug Mode
atlc
Starting XMODEM upload (CRC mode)....
CCCC  
Total  393216 bytes received.

Erasing...
...........................................................................
.....OK

•

VT100 terminal emulation

•

9600 bps

•

No parity, 8 data bits, 1 stop bit

•

No flow control