Installation Guide

TABLE 21 Interface module LED descriptions (continued)
LED purpose Color Status Recommended action
Flickering green Port is online, with trac owing
through port.
No action is required.
Green steadily blinking on and o
for two seconds at a time
A local fault has been detected Local fault detection can be
conrmed with CLI ex-cli show
local-fault . To clear LED in this
state, congure withshutdown
followed by no shutdown on the
aected interface.
No light (LED is o) Port has no incoming power, or
there is no light or signal carrier
detected.
Verify that the power LED is on.
Check the transceiver and cable.
Polling is in progress. Allow 60 seconds for polling to
complete.
Connected device is congured in
an oine state.
Verify the status of the connected
device.
Ethernet for 36-port 100GbE, 60-
port 40GbE, or 240-port 10GbE
ex-speed interface module
Steady green Port is online (connected to an
external device) but has no trac.
No action is required.
Flickering green Port is online, with trac owing
through port.
No action is required.
Green steadily blinking on and o
for two seconds at a time
A local fault has been detected Local fault detection can be
conrmed with CLI ex-cli show
local-fault . To clear LED in this
state, congure withshutdown
followed by no shutdown on the
aected interface.
No light (LED is o) Port has no incoming power, or
there is no light or signal carrier
detected.
Verify that the power LED is on.
Check the transceiver and cable.
Polling is in progress. Allow 60 seconds for polling to
complete.
Connected device is congured in
an oine state.
Verify the status of the connected
device.
Amber (24 of the 60 ports only) The port is inactive because the
port group has been set to 100G
mode.
The 100G/40G mode is set per
port group. A port group is in fact a
tower. There are 10 ports in a port
group. When a port group is
congured as 100G mode, 4 ports
in the port group are active, and
their Amber LEDs are on.
Interpreting power supply module LEDs
Refer to the following illustrations and table to interpret the LED patterns on the power supply module. The LED patterns may
temporarily change during device diagnostic tests.
Interpreting power supply module LEDs
ExtremeRouting SLX 9850-8 Hardware Installation Guide
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