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Table 11. SFP-DD port status LED patterns during normal operation
LED color
No light
Steady green
Slow-flashing green (on for 2
seconds; then off for 2 seconds)
Fast-flashing green (on 1/2
second; then off 1/2 second)
Flickering green
Steady amber
Slow-flashing amber (on 2
seconds; then off 2 seconds)
Fast-flashing amber (on 1/2
second; then off 1/2 second)
Nonport-side LED locations
The following figure shows the LEDs on the nonport side of the switch.
Status of hardware
Port has no incoming power, or
there is no light or signal carrier
detected.
Port is online (connected to
external device) but has no
traffic.
Port is online but segmented
because of a loopback cable or
incompatible device connection.
Port is online and an internal
loopback diagnostic test is
running.
Port is online and frames are
flowing through the port.
Port is receiving light or signal
carrier, but it is not online yet.
Port is disabled because of
diagnostics or the portDisable
command.
SFP-DD or port is faulty.
Recommended action
Verify that the power LED is on,
and check the transceiver and
cable.
No action required.
Verify that the correct device is
attached to the switch.
No action required.
No action required.
No action required.
Reset the port.
Reset the port.
Replace the SFP-DD. Must be a
Brocade-branded SFP-DD.
Chapter 6. Monitoring the device 51
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