Fast Ethernet Switching System User’s Guide
LEDs
34
Table 10: FX Module LED
LED Lit Dark
Lk (Link)
(Green)
Port is linked to another
device No link
Dx (Duplex mode)
(Green) Port is in full duplex Port is in half duplex
Tx (Transmitting)
(Green) Port is transmitting data No data is being transmitted
Rx (Receiving)
(Green)
Data is being received No data is being received
Col (collisions)
(Amber)
Collisions are occurring at
the port No collisions are occurring