Users Guide

160 Hardware Overview
Port LEDs
Each 100/1000/10000BASE-T port has two LEDs. Figure 3-22 illustrates the
100/1000/10000BASE-T port LEDs.
Figure 3-22. 100/1000/10000BASE-T Port LEDs
Table 3-38, Table 3-39, and Table 3-40 show the port LED definitions.
Table 3-38. 100/1000/10000BASE-T Port LED Definitions
LED Color Definition
Link/SPD LED Off There is no link.
Solid yellow The port is operating at 10/100 Mbps.
Solid green The port is operating at 1000 Mbps.
Activity LED
(on non-PoE
switches)
Off There is no current transmit/receive activity.
Blinking green The port is actively transmitting/receiving.
Activity/PoE
LED (on PoE
switches)
Off There is no current transmit/receive activity
and PoE power is off.
Blinking green The port is actively transmitting/receiving and
PoE power is off.
Blinking yellow The port is actively transmitting/receiving and
PoE power is on.
Solid yellow There is no current transmit/receive activity
and PoE power is on.
Link/SPD Activity