Table 5. 2.5G Base-T PoE port LEDs
LED Description
Link LED All four LEDs:
• Off—No link
• Solid green—Link operating at maximum speed,
autonegotiated/forced to 2.5GBase-T mode
• Solid yellow—Link operating at a lower speed, autonegotiated/
forced to 10/100/1000MBase-T
• Flashing green, ~30ms—Port activity
Activity LED
• Off—No activity and PoE power off
• Solid yellow—No port activity and PoE power on
• Flashing green—port activity and PoE power off
• Flashing yellow—port activity and PoE power on
Table 6. 2.5G Base-T non-PoE port LEDs
LED Description
Link LED All four LEDs:
• Off—No link
• Solid green—Link operating at maximum speed,
autonegotiated/forced to 2.5GBase-T mode
• Solid yellow—Link operating at a lower speed, autonegotiated/
forced to 10/100/1000MBase-T
Activity LED
• Off—No activity
• Flashing green, ~30ms—Port activity
Table 7. SFP28 port LEDs
LED Description
Link LED All four LEDs:
• Off—No link
• Solid green—Link operating at maximum speed, 25G
• Solid yellow—Link operating at a speed less than 25G
• Flashing green, ~30ms—Port activity
Activity LED
• Off—No activity
• Flashing green—port activity at maximum speed
• Flashing yellow—port activity at lower speed
All four QSFP+ port LEDs are used with 4x10 GbE mode.
Table 8. QSFP+ stacking port LEDs
LED Description
Link LED All four LEDs:
• Off—No link
• Solid green—Link operating at maximum speed, 40G
• Solid yellow—Link operating at a speed less than 40G
Activity LED
• Off—No activity
• Flashing green, ~30ms—Port activity operating at maximum
speed, 40G
• Flashing yellow, ~30ms—Port activity operating at less than
40G
• Flashing yellow, 1 second on/off—port beacon
N2200-ON Series switch 13