Allied Telesis AT-MCF2012LC/1 User Manual
Page 29

AT-MCF2012LC and AT-MCF2012LC/1 Media Converter Modules Installation Guide
29
The CDC and FDC LEDs are described in Table 6.
Table 6. CDC and FDC Duplex Mode and Collisions LEDs
LED
State
Description
CDC
Off
The twisted pair port in the channel has not
established a link with its networking device.
Steady
Green
The twisted pair port is operating in full-duplex
mode.
Steady
Amber
The twisted pair port is operating in half-duplex
mode.
Flashing
Amber
Collisions are occurring on the twisted pair port.
FDC
Off
The fiber optic port in the channel has not
established a link with its networking device.
Steady
Green
The fiber optic port is operating in full-duplex
mode.
Steady
Amber
The fiber optic port is operating in half-duplex
mode.
Flashing
Amber
Collisions are occurring on the fiber optic port.