ATROUBLE CLEARING AND
TECHNICAL SPECIFICATIONS
Trouble Clearing This table describes Ethernet port LEDs and provides trouble clearing
information.
The Ethernet port must be configured properly in order to transmit and
receive data. Refer to the NAC’s Product Reference guide for additional
hardware trouble clearing information. The NAC’s user interface (UI)
console has status screens that supply information on power-up self tests
and card status.
LED Color Description/Trouble Clearing
Link Green Valid Ethernet connection
None No Ethernet connection detected; to get an
Ethernet connection, check the:
■User interface console port cabling
■Cable for damage
■Power
TX/RX Flashes Green Receiving data
Flashes Yellow Transmitting data
None No activity