Installation guide

Chapter 1: Overview
36
AT-SBx81GP24
Line Card
Each port on the AT-SBx81GP24 PoE Line Card has two LEDs. The LEDs
are shown in Figure 16 and described in Table 6 on page 37.
Figure 16. Port LEDs on the AT-SBx81GP24 PoE Line Card
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.
Table 5. Port LEDs on the AT-SBx81GT24 Line Card
LED State Description