Power : green LED - Light off: power off - Light on: power on Gigabit Ethernet: LNK/ACT: green LED - Light off: port disconnected - Light on: port connects at 1000M - Blinking: when traffic go through port Mini-GBIC/SFP slot : green LED - Light off: port disconnected - Light on: port connects at 1000M Blinking: when traffic go through port
