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Fast Ethernet Switching System User’s Guide
LEDs
30
2-Port 10/100-TX Module
The LEDs on the 2-Port 10/100-TX Module are different than on the 12-Port
10/100-TX Module. Refer to Table 8: 2-Port Tx Module LEDs.
Figure 15: 2-Port 10/100-TX Module
100/10
The 100/10 LED indicates the speed of the port. It is lit when the port is running
at 100 Mbps and dark when the port is at 10 Mbps.
Tx
Tx means transmitting. The Tx LED lights to indicate the port is transmitting
data.
Link
Link means link. The Link LED lights to indicate there is a link at the port.
FDX
FDX means duplex mode. The FDX LED indicates the port’s duplex mode. The
LED is lit when the port is in full duplex and dark when the port is in half duplex.
Rx
Rx means receiving. The Rx LED is lit when the port is receiving data.
10/100
Tx
Link
Rx
FDX