Nortel BCM50 Installation And Maintenance Manual page 61

Figure 21 LAN port LED locations
LAN ports
Table 10 describes the possible LED states for the LAN ports LEDs.
Table 10 LAN port and expansion port LED indicators
LED Status
Yellow On
Green On
Both LEDs Off
Any LED Flashing
Expansion port
Router card LAN ports
Expansion/
LAN ports
Description
The LAN port is operating at 10 Mb/s.
The LAN port is operating at 100 Mb/s.
No connection.
The LAN port is sending or receiving network data. The frequency of the flashes
increases with increased traffic.
Chapter 3 Viewing the BCM50 system LEDs
LAN port
BCM50 Installation and Maintenance Guide
61
LAN port LEDs