Allied Telesis AT-SB*81CFC960, Installation Manual

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Chapter 2: Ethernet Line Cards
40 Section I: Hardware Overview
Figure 13. Port LEDs on the AT-SBx81GT24 Line Card
Table 7. Port LEDs on the AT-SBx81GT24 Line Card
LED State Description
L/A
Solid Green The port has established an 1000 Mbps link
to a network device.
Flashing
Green The port is transmitting or receiving data at
1000 Mbps.
Solid Amber The port has established a 10 or 100 Mbps
link to a network device.
Flashing
Amber The port is transmitting or receiving data at
10 or 100.
Off The port has not established a link with
another network device or the LEDs are
turned off. To turn on the LEDs, use the
eco-friendly button.
Duplex
Mode
Solid Green The port is operating in full duplex mode.
Solid Amber The port is operating in half duplex mode.
Flashing
amber The port is operating in half duplex mode,
with collisions.
Off The port has not established a link with
another network device or the LEDs are
turned off. To turn on the LEDs, use the
eco-friendly button.