Extreme Networks 8820 Hardware Installation Manual page 53

Monitor the Device
Figure 27: QSFP28 Port LEDs
4 Bit Selector Panel (Bit 3, 2, 1, 0)
0 0
0 0
0 0
0 1
1 0
The following are the port/channel LED indications:
100G
40G
QSFP28 Channel Description
0 0 0 (Default) - Port
and all channels
0 1 1
1 0 2
0 3
0 4
Link/Activity
Link/Activity
Port LED (if
Error)
(Default) Red or Yellow
Indicate any - if any error
error on port on port or
and all 4 lanes any of the 4
for any errors lanes
Indicate error Red or Yellow
on Lane 1 - if any error
on lane 1
Indicate error Red or Yellow
on Lane 2 - if any error
on lane 2
Indicate error Red or Yellow
on Lane 3 - if any error
on lane 3
Indicate error Red or Yellow
on Lane 4 - if any error
on lane 4
White
Blinking white
Off
Blue
Blinking blue
Off
Extreme 8820 Hardware Installation Guide
QSFP28 Port LEDs
Port LED (if
no error)
Green - if no
error on port
and any of the
4 lanes
Green - if no
error on lane 1
Green - if no
error on lane 2
Green - if no
error on lane 3
Green - if no
error on lane
4
The port is linked
The port has link
established and there is
data activity
No link
The port is linked
The port has link
established and there is
data activity
No link
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