Installation GREYHOUND Switch
Release 01 04/2016
35
GMM32/GMM42
LED
Display
Color
Activity
Meaning
Power
Supply voltage —
None
Media module is inoperative
Green
Lights up Voltage supply to the media module is on
Voltage supply to the PoE port is on
Yellow
Lights up PoE voltage is missing or is too low
L/D
Link state/
data traffic
—
None
Device detects an invalid or missing link
Green
Lights up Device detects a valid link
Flashes
1 time a
period
Port is switched to stand-by
Flashes
3 times a
period
Port is switched off
Yellow
Lights up Device detects a
non-
supported SFP
transceiver or a
non-
supported data rate
Flashing Device is transmitting and/or receiving
data
Flashes
1 time a
period
Device detects at least one unauthorized
MAC address (Port Security Violation)
PoE
PoE status
Green
Lights up Power device is supplied with PoE voltage
Yellow
Flashes
1 time a
period
Output budget has been exceeded
Device has detected a connected
powered device
Flashes
3 times a
period
PoE administrator status deactivated
Power
Power
Power
Power
PoE
L
D
L
D
Power
PoE
L
D
L
D
PoE
PoE
Power
L
D
L
D
