1-12
Table 1-14
10/100/1000Base-T auto-sensing Ethernet port LEDs description
Status
Port mode
LED
Ethernet port
status LED
Meaning
Steady green
The port operates at the rate of 1000 Mbps; the LED is fast
flashing when data is being sent and/or received on the
port.
Yellow
The port operates at the rate of 10/100 Mbps; the LED is
fast flashing when data is being sent and/or received on the
port.
Flashing yellow (3
Hz)
Power-on self test (POST) failed on the port.
Steady green
(rate mode)
Off
No link is present on the port.
Steady green
The port operates in full-duplex mode; the LED is fast
flashing when data is being sent and/or received on the
port.
Yellow
The port operates in half-duplex mode; the LED is fast
flashing when data is being sent and/or received on the
port.
Flashing yellow (3
Hz)
POST failed on the port.
Steady yellow
(duplex mode)
Off
No link is present on the port.
100/1000Base-X SFP Interface Status LED
Table 1-15
100/1000Base-X SFP interface status LEDs description
Status
Interface
mode LED
SFP interface
status LED
Meaning
Off
No link is present on the interface.
Steady green
The interface operates at the rate of 1000 Mbps; the LED
fast flashes when data is being sent and/or received on the
interface.
Steady yellow
The interface operates at the rate of 100 Mbps; the LED
fast flashes when data is being sent and/or received on the
interface.
Steady green
(rate mode)
Flashing yellow (3
Hz)
POST failed on the interface.
Off
No link is present on the interface.
Steady green
The interface operates in full duplex mode; the LED fast
flashes when data is being sent and/or received on the
interface.
Steady yellow
(duplex mode)
Flashing yellow (3
Hz)
POST failed on the interface.
