4-4 LED Overview
3902 Service Delivery Switch Hardware Installation and Start-up Manual
009-3205-001 Standard Revision D
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2013-2015 Ciena
®
Corporation July 2015
10/100/1000 Mbps Ethernet Port LEDs
The port has two LEDs associated with it to indicate port status and speed.
These LEDs are located above the connector and are unlabeled. The left LED
is the LNK/ACT, and the right LED is the SPD indicator. See Figure 4-3.
Figure 4-3
10/100/1000 LEDs
Table 4-3
10/100/1000 Mbps Port LEDs
LED Indication Description
LNK/ACT
(Left LED)
Off The port is not operational.
Green Indicates a valid network connection.
Blinking Green The port is currently receiving or transmitting
Ethernet packets.
SPD
(Right LED)
Off Port speed is 10/100 Mbps.
Yellow Port speed is 1000 Mbps.
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