Hello,
is there any traffic passing between the attached devices when this occurs ? If so, the following bug might apply:
CSCdx39374 Bug Details
Utilization LED not display according to documentation
Defect description:
The LED in the utilization mode does not display according to the Hardware
Installation Guide.
Symptons:
There is not much difference in the LED utilization display when the traffic
being switched on a C2950 has increased or decreased significantly.
Assessment of the impact:
The symptom is minimal as it does not affect the functionality of the box.
Workaround:
The workaround is to upgrade the image to the 12.1(11)EA1 release.
Description of the expected behavior:
The LED in the utilization mode should display the bandwidth utilization of
the switch according to the Hardware Installation Guide
Regards,
GP