Dell Intel PRO Family of Adapters - Manual (Page 118)

The Intel® Gigabit 2P I350-t Adapter and Intel® Gigabit 4P I350-t Adapter and have the following indicator lights:
Dual Port Quad Port
Label Indication Meaning
LNK (green/yel-
low) Green on Operating at maximum port
speed.
Yellow on Operating at lower port
speed.
Off No link.
ACT (green) Green
flashing Data activity.
Off No activity.
The Intel® Gigabit 4P I350-t rNDC has the following indicator lights:
Label Indication Meaning
LNK (green/yellow) Green on Operating at maximum port speed.
Yellow on Operating at lower port speed.
Off No link.
ACT (green) Green flashing Data activity.
Off No activity.