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Chapter 2: Overview of the Ethernet Line Cards
42
Figure 19. Port LEDs on the AT-SBx31GS24 SFP Line Card
Table 9. Port LEDs on the AT-SBx31GS24 SFP Line Card
LED State
Solid Green
Blinking Green
Off
Description
The SFP transceiver in the slot has established a
link to a network device.
The SFP transceiver is transmitting and/or
receiving data.
This LED state can result from the following
conditions:
The transceiver slot is empty.
The SFP transceiver has not established a
link to a network device.
The LEDs on the Ethernet line cards are
turned off. To turn on the LEDs, use the
eco-friendly button.
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