Chapter 1: Overview
42
AT-SBx81GS24a
Line Card
The SFP slots on the AT-SBx81GS24a SFP Line Card have one LED
each, as shown in Figure 20 and described in Table 8.
Figure 20. Port LEDs on the AT-SBx81GS24a SFP Line Card
PoE Off This LED state can result from the following
conditions:
The port is not connected to a PD.
The PD is powered off.
The port is disabled in the management
software.
PoE is disabled on the port.
The LEDs on the Ethernet line cards are
turned off. To turn on the LEDs, use the
eco-friendly button.
Table 7. Port LEDs on the AT-SBx81GP24 PoE Line Card (Continued)
LED State Description
Table 8. Port LEDs on the AT-SBx81GS24a SFP Line Card
LED State Description
Solid Amber The SFP transceiver in the slot has established a
10 or 100 Mbps link to a network device.
Blinking Amber The SFP transceiver is transmitting and/or
receiving data at 10 or 100 Mbps.
Solid Green The SFP transceiver in the slot has established
an 1000 Mbps link to a network device.
Blinking Green The SFP transceiver is transmitting and/or
receiving data at 1000 Mbps.