Allied Telesis AT-8100L/8POE User Manual

Chapter 1: Overview

50

Each SFP slot has one LED.

Figure 16. SFP Slot LEDs

The SFP slot LED is described in Table 14.

Table 14. SFP Slot LED

Link/Activity

Off

The SFP slot is empty or the SFP module 
has not established a link to a network 
device.

Solid green

The SFP module has established a link to 
a network device.

Flashing 
green

The SFP module is receiving or 
transmitting packets to a network device.