Installation OCTOPUS OS3
Release
01
02/2019
19
1.7.2 Port Status
Note: In the present hardware version, the right side port LEDs of the M12
ports are without function. The port status is displayed via the left side port
LED.
Figure 3: Port status: location of the display elements on the device (front side of
the device)
LED Display Color Activity Meaning
L/D Link status — none Device detects an invalid or missing link
green lights up Device detects a valid link
flashes 1
time a period
Port is switched to stand-by
flashes 3
times a
period
Port is switched off
yellow lights up Device detects a non-supported SFP transceiver or
a non-supported data rate
flashing Device is transmitting and/or receiving data
flashes 1
time a period
Device detects at least one unauthorized MAC
address (Port Security Violation)
Table 4: Port status
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