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32
Installation GREYHOUND Switch
Release 01 04/2016
1.8.2
Port state
These LEDs provide port-related information.
LED Display
Color Activity
Meaning
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 Flashing alternately Device is transmitting and/or
receiving data
Lights up
Device detects a
non-
supported SFP
transceiver or a
non-
supported data
rate
Flashes 1 time a
period
Device detects at least one
unauthorized MAC address (Port
Security Violation) and sends a trap.
Flashes 3 times a
period
The device deactivates the relevant
port (auto-deactivation).
L/D
GRS1042
GRS1142
GRS1142
L/D
L
L
D
D
V.24
MGMT
P1
P2
USB
MGMT
P1
P2
V.24
GRS1142
GRS1042
MGMT
L
D
4
4
4
1
1
1
5
5
5
9
9
8
8
12
Slot 1
Slot 2