ZyXEL Communications ES-3124 manual 52

ES-3124 User’s Guide

Table 2	Front Panel LEDs (continued)
LED		COLOR	STATUS	DESCRIPTION
LNK/ACT		Green	Blinking	The system is transmitting/receiving to/from a 1000 Mbps
				Ethernet network.
			On	The link to a 1000 Mbps Ethernet network is up.
		Amber	Blinking	The system is transmitting/receiving to/from a 100 Mbps Ethernet
				network.
			On	The link to a 100 Mbps Ethernet network is up.
			Off	The link to an Ethernet network is down.
FDX		Amber	On	The Ethernet port is negotiating in full-duplex mode.
			Off	The Ethernet port is negotiating in half-duplex mode and no
				collisions are occurring.
Gigabit Port
LNK/ACT		Green	Blinking	The system is transmitting/receiving to/from a 1000 Mbps
				Ethernet network.
			On	The link to a 1000 Mbps Ethernet network is up.
		Amber	Blinking	The system is transmitting/receiving to/from a 100 Mbps Ethernet
				network.
			On	The link to a 100 Mbps Ethernet network is up.
			Off	The link to an Ethernet network is down.
FDX		Amber	On	The Gigabit port is negotiating in full-duplex mode.
			Off	The Gigabit port is negotiating in half-duplex mode and no
				collisions are occurring.
GBIC Slots
LNK		Green	On	The port has a successful connection.
			Off	No Ethernet device is connected to this port.
ACT		Green	Blinking	The port is receiving or transmitting data.
MGMT
10		Green	Blinking	The system is transmitting/receiving to/from an Ethernet device.
			On	The port is connected at 10 Mbps.
			Off	The port is not connected at 10 Mbps or to an Ethernet device.
100		Amber	Blinking	The system is transmitting/receiving to/from an Ethernet device.
			On	The port is connected at 100 Mbps.
			Off	The port is not connected at 100 Mbps or to an Ethernet device.

50 Chapter 3 Hardware Overview