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AT-GS900/8PS Switch Installation Guide
23
Table 4 describes the LEDs for the 10/100/1000Base-T ports.
PoE Limit
Solid Green
Total PoE delivered power is between 70 W
and 75 W (Guard Band). While in this state,
demand for PoE power to any additional
PoE ports will be denied.
Blinking
Green
The demand for PoE Power has exceeded
the max PoE power limit (75 W). The low
priority port(s) are disconnected as required
so the total PoE power delivered is less than
75 W.
Off Total PoE power delivered is below 70W.
Table 4. 10/100/1000Base-T Port LEDs
LED State Description
L/A (link/
activity)
Steady
Green
The port has established a link to a network
device.
Blinking
Green
The port is transmitting or receiving network
packets.
Off The port has not established a link with a
network device.
SPD
(speed)
Steady
Green
The operating speed of the port is 1000
Mbps.
Off The operating speed of the port is 10 or 100
Mbps or the port has not established a link
with a network device.
Table 3. Power over Ethernet LEDs