Fast EtherHub 3500 System User’s Guide
Terminator
Color: Green
Label: Terminator
Function: Indicates if a unit is located in a terminal position in a stacked system.
This LED shows if the hub is connected to the stack’s backplane and the FlexBus cable properly terminated.
The unit has an
LED Activity
STEADY LIGHT
NO LIGHT
Condition
ON
OFF
Indication
The hub is at the end of a stacked system or in a
The hub is connected to a stacked system, but not at the terminal position of a stack.
Table 5.9 | Terminator Indicator |
Isolation |
|
Color: | Green |
Label: | Isolation |
Function: | Indicates the hub is isolated from all Ethernet |
| segments in the stack’s backplane. |
LED Activity
STEADY LIGHT
NO LIGHT
Condition
ON
OFF
Indication
Hub is isolated from all segments.
Hub is attached to one of the 3 segments of the backplane.
Table 5.10 Isolation Indicator
Utilization Indicators
Color: | Green and yellow |
Label: | Utilization |
Label (%)
1, 5, 15
30, 65+
Color
Green
Yellow
Function
Indicates percentage of LAN bandwidth in use by valid data.
Table 5.11 Utilization Indicators
Hardware Reference |
