The following tables describe the meanings of the LEDs on the ExtremeSwitching 210 and 220 series switches.
Front Panel LEDs
| Label or Type | Color/State | Meaning |
|---|---|---|
| MGT (Management) | Slowly blinking green | Power-on self test (POST) has finished. This is normal operation. |
| Blinking green | POST in progress. | |
| Off | No power. | |
| FAN | Steady green | Normal operation. |
| Blinking amber | Failure. | |
| Off | No power. | |
| PW (Power Supply) |
Steady green | Normal operation. |
| Off | No power. | |
| RPS (Remote Power Supply) 220 Series 24- and 48-port models only |
Steady green | RPS working properly. |
| Blinking amber | RPS failure. | |
| Off | No RPS. |
Port LEDs
| Label or Type | Color/State | Meaning |
|---|---|---|
| 10/100/1000 Base-T | Steady green | Link OK. |
| Blinking green | Activity. | |
| Steady amber | PoE delivering with Ethernet link. | |
| Blinking amber | PoE delivering with activity. | |
| Slow blinking amber | PoE delivering – but no Ethernet link or port disabled. | |
| Off | No link or port disabled. |
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