Allied Telesis 8100S Series - Manual (Page 42)

Chapter 1: Overview
42
Here are the LED guidelines:
 The LEDs do not display port speed. That information may be
viewed using the management software.
 The LEDs on the AT-8100S/24POE Switch do not display PoE
information. That information may be viewed using the
management software.
 If the port LEDs are off, the switch may be operating in the low
power mode. To toggle on the LEDs, use the eco-friendly button.
10/100/1000Base-T
Twisted Pair Port
LEDs
The twisted pair ports in the combo ports have link/activity and duplex
mode LEDs, just like the 10/100Base-TX ports.
Figure 11. 10/100/1000Base-T Port LEDs
Table 11 describes the LEDs for the 10/100/1000Base-T twisted pair
ports.
Table 11. 10/100/1000Base-T Port LEDs
LED State Description
Link/Activity Off The port has not established a link to an
end node.
Solid green The port has established a link to an end
node.
Flashing
green The port is receiving or transmitting
packets.
Duplex Mode
LED
Duplex Mode
LED
Link/Activity
LED
Link/Activity
LED