MRV Communications MR2228-S2C - Manual (Page 8)

4
Table 1-1. Port Status LEDs
LED Condition Status
Fast Ethernet Ports (Ports 1-24)
On/Flashing
Amber Port has established a valid 10 Mbps network
connection.
Flashing indicates activity.
On/Flashing
Green Port has established a valid 100 Mbps network
connection.
Flashing indicates activity.
(Link/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)
On/Flashing
Amber Port has established a valid 10/100 Mbps network
connection.
Flashing indicates activity.
On/Flashing
Green Port has established a valid 1000 Mbps network
connection
Flashing indicates activity.
(Link/Activity)
Off There is no valid link on the port.