1000mbps gigabit ethernet link (1000)

    this indicator lights green when the gigabit card is connected to 1000mbps gigabit ethernet network.

    100mbps fast ethernet link (100)

    this indicator lights green when the gigabit card is connected to 100mbps fast ethernet network.

    10mbps fast ethernet link (10)

    this indicator lights green when the gigabit card is connected to 10mbps ethernet network.

    full-duplex mode (col)

    this led indicator lights green when the gigabit card is working in full duplex (fdx) mode.

    collision (col)

    this led indicator blinks green when collisions occur on the connection.

    activity (act)

    this indicator blinks green when the adapter transmits or receives data on the network.