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Using the Centillion EtherSpeedII Switch Modules
C-2 207344-B
Table C-1 describes the operating conditions that cause the LEDs to light on the
switch module.
Table C-1. LEDs on the EtherSpeedII 10/100BASE-T Switch Module
Label Color/Status Meaning
LINK (port status) Green Link present
Yellow TX/RX activity
Off No link established
10/100 (port speed) Off Port operating at 10 Mb/s
Green Port operating at 100 Mb/s
Amber Line error
The port speed LED illuminates amber for
the following reasons:
• Frame too long
• CRC errors
• Alignment errors
• Transmit and receive collisions (HDX mode)