Reference Guide

4-1
4
Troubleshooting
■ Diagnosing the Problem
■ Customer Support Services
The primary tools for troubleshooting the HP 100VG SNMP/Bridge Module are
the LEDs on the front of the hub and the LEDs on the HP 100VG SNMP/Bridge
Module.
Use this troubleshooting table to diagnose the problem with your HP 100VG
SNMP/Bridge Module.
LED patterns indicating problems Diagnostic Tips
10 Mbit/s
LED
Fault Exp Slot
OFF * * The bridge port is off or the transceiver module is not seated properly.
Turn bridging on in software.
Flashing
Slowly
Flashing
Slowly
Flashing
Slowly
This combination of flashing LEDs indicates a problem with the 10 Mbit/s
function on the module.
Be sure the cable is connected properly at both ends.
Try a different cable. Make sure it is a “straight-through” cable to another
hub. For a LAN adapter connection, the cable should be “cross-over”.
Check the LEDs on the Dial-A-LAN or Router 210 module to see if the
daughter card is the source of the problem.
*OFFOFFThe Module not seated properly. Be sure the latch is in the closed position
and the screws are securely tightened.
*ONFlashing
Rapidly
The software on the module may be corrupted. Download the agent software
from the included disk or download new software from the World Wide Web,
HP BBS, or CompuServe following the instructions at the end of this chapter.
*This LED is not important or may be in an unknown state.
The slow flash rate is approximately once each 1.5 seconds, the rapid flash rate is approximately twice per second.