MRV Communications MR2228-S2C manual Port Status LEDs, Condition Status

Table 1-1. Port Status LEDs

LED	Condition	Status
Fast Ethernet	Ports (Ports 1-	24)
(Link/Activity)	On/Flashing	Port has established a valid 10 Mbps network
	Amber	connection.
		Flashing indicates activity.
	On/Flashing	Port has established a valid 100 Mbps network
	Green	connection.
		Flashing indicates activity.
	Off	There is no valid link on the port.
Gigabit Ethernet	Ports (Ports	25-26 and Ports 27-28 when stacking is not
implemented)
(Link/Activity)	On/Flashing	Port has established a valid 10/100 Mbps network
	Amber	connection.
		Flashing indicates activity.
	On/Flashing	Port has established a valid 1000 Mbps network
	Green	connection
		Flashing indicates activity.
	Off	There is no valid link on the port.

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