A

TROUBLESHOOTING

 

This chapter contains the following sections:

 

Using the Monitor Utility

 

Normal LED Meanings

 

Error LED Meanings

 

Performing Loopback Tests

 

Performing a Memory Dump

 

 

Using the Monitor

If your bridge/router is unable to boot from the software, you can attach

Utility

a console to the console port and access the firmware monitor utility.

 

To access the monitor utility from the software, enter:

 

MONitor

 

CAUTION: The monitor utility stops the software from running, and you

 

must reset the bridge/router to exit the firmware.

 

The following commands are available from the monitor utility:

Boot

 

 

Syntax

BT

[<filename> [<config directory>]]

Description

The BT command allows you to reboot or to override the default boot

 

path configured in the firmware by the monitor or by the SysconF

 

command in the software. If you enter a new boot path, the firmware

 

parameter is updated to reflect the new path.

If you do not enter a filename or a configuration file directory, the system attempts to boot from boot.68k in the /primary directory. If there is an

Page 121
Image 121
3Com NETBuilder SI, SuperStack II manual Troubleshooting, Using the Monitor, Utility, Boot