Troubleshooting
4-1
Chapter 4 Troubleshooting
This chapter provides information about troubleshooting the hub. Hub status can be monitored
through the front panel and port indicators (refer to Chapter 2, “Physical Description,” for a
description and location of the LEDs).
Verifying the LED Conditions
At power on, verify the following LED conditions:
•
Power LED is on.
•
Link LED on each connected port is lit.
•
Terminator LED on the rear panel is:
−
Lit for a single hub.
−
Lit on the top and bottom hubs in a stack.
−
Off on the middle hub(s) in the stack.
Troubleshooting the Hub and Network
Use Table 4-1 to troubleshoot the hub and network.