Using LANVIEW
Troubleshooting
4-5
Table 4-2
Speed and Full Duplex LED Indications
TX
Off
Port enabled, and no
activity. Should flash green
every two seconds
indicating BPDUs being
sent if STA is enabled and
there is a valid link.
1. Ensure that the STA is enabled and
that there is valid link. Your Local
Management User’s Guide describes
how to enable the STA.
2. Contact Cabletron Systems.
Green
Flashing. Indicates activity.
Rate indicates data rate.
None.
Amber
Blinking. Port in standby.
Port may be disabled due to
Spanning Tree.
1. Ensure that the port is not disabled.
Refer to your Local Management
User’s Guide for information on
enabling/ disabling ports.
2. Contact Cabletron Systems.
Red
Flashing. Indicates
collision rate.
None, unless there is a high rate of
activity. If so, check for network
configuration problems or a defective
device.
Solid. Diagnostic Failure.
Contact Cabletron Systems.
LED
Color
Description
The following port DPX and SPD LED indications are only valid when the LED MODE
switch is in the DPX-SPD position.
DPX
(Duplex Status)
Amber
Port is operating in standard mode (10 Mbps or 100 Mbps).
Green
Port is operating in full duplex mode (20 Mbps or 200 Mbps).
SPD
(Speed Status)
Amber
There is a link and the port is operating at 10 Mbps.
Green
There is a link and the port is operating at 100 Mbps.
Table 4-1
LANVIEW LEDs for the Module (Continued)
LED
Color
State
Recommended Action
