每千兆RJ45端口具有1个Link/Ack or PoE指示灯 每千兆SFP端口具有1个Link/Ack指示灯 每设备具有1个Power、System、PoE Max指示灯
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