Allied Telesis 8100S Series - Manual (Page 50)

Chapter 1: Overview
50
SFP Slot LED 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
LED State Description
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.
SFP Slot
LEDs