Allied Telesis AT-8550SP - Manual (Page 30)

Overview
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Table 4 describes the LEDs for the 10/100Base-TX twisted pair ports on
the AT-8524POE switch.
Mode - FDX OFF Indicates that the port is operating in half-
duplex mode.
Green Indicates that the port is operating in full-
duplex mode.
Mode - ACT OFF Indicates that there is no activity on the
port.
Flashing
Green Indicates that the port is transmitting and/
or receiving data packets.
Table 4 LEDs for the 10/100Base-TX Twisted Pair Ports on the
AT-8524POE Switch
LED State Description
L/A OFF Indicates that the port has not established
a link with its end node.
Steady
Green Indicates the port has established a valid
100 Mbps link with its end node.
Flashing
Green Indicates the port is receiving or
transmitting packets at 100 Mbps.
Steady
Amber Indicates the port has established a valid
10 Mbps link with its end node.
Flashing
Amber Indicates the port is receiving or
transmitting packets at 10 Mbps.
Table 3 LEDs for Ports 49R and 50R on the AT-8550GB and AT-8550SP
Switches
LED State Description