Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 102

Fast Ethernet-PRI Module LEDs
Table 4-1
LED
100MBPS
FDX
Table 4-2
LED
REMOTE ALARM
LOCAL ALARM
LOOPBACK
CARRIER DETECT Green
Cisco Network Modules Hardware Installation Guide
4-12
Fast Ethernet LEDs (continued)
Color Meaning
Green Speed of the interface is 100 Mbps.
Green Interface is in full-duplex mode.
ISDN PRI LEDs
Color Meaning
Yellow A remote source is indicating an error at its end of the
connection.
Yellow Incoming signal shows loss of signal, loss of frame, or
excessive errors.
Yellow Line or local loopback state is set or detected.
DS-1 carrier to the network is detected.
Chapter 4 Connecting Fast Ethernet-PRI Network Modules
OL-2485-20