There are two LEDs for each copper RJ45 port, located on either side of the port. The LEDs indicate link, activity, and speed. The following table describes the colors and the states for the LEDs.
| LED | Color/State | Models | |
|---|---|---|---|
| Link/Activity | Off | All models | No link. |
| Solid Green | Link is up but no traffic is detected. | ||
| Flashing Green | Link is up and traffic is detected. | ||
| Speed | Off | ISW 4GbP, 2GbT, 2-SFP ISW 4-10/100P, 2-10/100T, 2-SFP ISW 8-10/100P, 4-SFP ISW 8GbP, 4-SFP |
No link or a 10 Mbps connection is detected. |
| Off | ISW 8GbP, 4-SFP+ ISW 24GbP, 4-SFP |
No link. | |
| Solid Amber | ISW 4GbP, 2GbT, 2-SFP ISW 4-10/100P, 2-10/100T, 2-SFP ISW 8-10/100P, 4-SFP ISW 8GbP, 4-SFP |
A 100 Mbps or a 1000 Mbps connection is detected | |
| ISW 8GbP, 4-SFP+ ISW 24GbP, 4-SFP |
A 1/2.5/10Gbps connection is detected. |