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FDX/COL Collision/Full Duplex (green)
On : When the green light is on, the respective port is in full
duplex (FDX) mode.
Blinking : Collision occurs.
Off : When the green light is off, the respective port is in half
duplex mode.
1000BASE-SX
LINK/ACT Link/Activity (green)
On : When the green light is on, the respective port is
connected to a Gigabit Ethernet network.
Blinking : When the green light is blinking, the port is transmitting
or receiving data on the 1000Mbps network.
Off : No link activity.
FDX/COL Collision/Full Duplex (green)
On : When the green light is on, the respective port is in full
duplex (FDX) mode.
Blinking : Collision occurs.
Off : When the green light is off, the respective port is in half
duplex mode.