Allied Telesis XS910/8, Manual

Page: 15 / 62

Chapter 1: Product Description
15
LEDs
The LEDs on the front panel of the AT-XS910/8 switch display status
information. See Figure 3.
x
Figure 3. Switch LEDs
Table 2 describes the switch LEDs.
The LEDs on the ports display status information. The LED at the left
corner of the port indicates the link/activity; the LED on the right corner
indicates the speed and status of Loop Prevention. See Figure 4.
x
Figure 4. Port LEDs
Table 2. LEDs for the Switch
LED State Description
SYSTEM Red The system is booting up.
Off The system is operating normally.
LOOP Green Loop Prevention is enabled.
Blinking
Green
A loop has been detected and the
switch blocks the looped port to stop the
loop.
Off Loop Prevention is disabled.
POWER Green The switch is powered on.
Off The switch is not receiving power.
Link / Activity
Speed / Loop