ZyXEL Communications ES-3148 Series Switch User Manual


 
Chapter 3 Hardware Overview
ES-3148 User’s Guide
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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.
Gigabit Port
LNK/ACT Green Blinking The system is transmitting/receiving to/from a 10 Mbps or a 1000
Mbps Ethernet network.
On The link to a 10 Mbps or 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 port is negotiating in full-duplex mode.
Off The port is negotiating in half-duplex mode and no collisions are
occurring.
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.
Table 3 LEDs (continued)
LED COLOR STATUS DESCRIPTION