32
Installation DRAGON MACH4000
Release
01
07/2018
1.7.4 Management interface status
Figure 13: Management interface status: location of the display elements on the
MGMT port (front side of the device)
Note: In the present hardware version, the right side port LED of the MGMT
port is without function (N/A). The port status of the MGMT port is displayed
via the left side port LED.
LED Display Color Activity Meaning
L/D Link state/data
traffic
— 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 flashing alternately Device is transmitting and/or
receiving data
flashes 1 time a
period
Device detects at least one
unauthorized MAC address (Port
Security Violation) and sends a trap.