Cisco Catalyst 2955 Hardware Installation Manual page 59

Chapter 2 Overview
Table 2-3
Color
Flashing green Activity. Port is transmitting or receiving data.
Alternating
green-amber
Solid amber
Table 2-4
Color
Off
Solid green
Flashing green
Alternating
green-amber
Solid amber
Table 2-5
Color
Off
Solid green
Flashing green Activity. Port is transmitting or receiving data.
Alternating
green-amber
Solid amber
78-14944-03
10/100/1000BASE-T Uplink Port Status LEDs (continued)
System Status
Link is faulty.
Link is disabled.
100BASE-FX MM Uplink Port Status LEDs
System Status
No link.
Link is present.
Activity. Port is transmitting or receiving data.
Link is faulty.
Link is disabled.
100BASE-LX SM Uplink Port Status LEDs
System Status
No link.
Link is present.
Link is faulty.
Link is disabled.
Catalyst 2955 Hardware Installation Guide
Front-Panel Description
2-15