Users Guide

Table Of Contents
144 Hardware Overview
Table 3-20. 2500BASE-T Port LED Definitions
LED Color Definition
Link/SPD LED
(Left bi-color
LED)
Off There is no link.
Solid green The port is operating at 2.5 Gbps.
Solid amber The port is operating at 100 Mbps or 1 Gbps.
Activity/PoE
LED
(Right bi-color
LED)
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.
Table 3-21. SFP+ Port LED Definitions
LED Color Definition
Link/SPD LED
(Left bi-color
LED)
Off There is no link.
Solid green The port is operating at 10 Gbps.
Solid amber The port is operating at 1 Gbps.
Activity LED
(Right single-
color LED)
Off There is no current transmit/receive activity.
Blinking green The port is actively transmitting/receiving.
Table 3-22. QSFP Port LED Definitions
LED Color Definition
Link/SPD LED
(Left single-
color LED)
Off There is no link.
Solid green The port is operating at 40 Gbps.
Activity LED
(Right single-
color LED)
Off There is no current transmit/receive activity.
Blinking green The port is actively transmitting/receiving.