Cisco CAB-DSU-RJ45= Manual De Usuario
The table below shows the front panel LED functions for the Cisco 1601 and 1602 routers.
LED
Color
Description
SYSTEM
PWR
PWR
Green
The router is on, and DC power is being
supplied.
supplied.
SYSTEM
OK
OK
Green
The router has successfully booted.
Blinks during the boot cycle.
Blinks during the boot cycle.
LAN ACT
Green
Data is being sent to or received from the
local Ethernet LAN.
local Ethernet LAN.
LAN COL
Yellow
Flashing indicates packet collisions on
the local Ethernet LAN.
the local Ethernet LAN.
SER 0 CD
Green
Cisco 1601 has an active
connection on the serial port.
connection on the serial port.
•
Cisco 1602 has an active
connection on the DSU/CSU
port.
connection on the DSU/CSU
port.
•
SER 0 ACT
Green
Cisco 1601 serial port is sending
or receiving data.
or receiving data.
•
Cisco 1602 DSU/CSU port is
sending or receiving data.
sending or receiving data.
•
WIC CD/B1
Green
Serial WAN interface card has
an active connection on the serial
port.
an active connection on the serial
port.
•
ISDN WAN interface card has
an ISDN connection on
B−channel 1.
an ISDN connection on
B−channel 1.
•
WIC
ACT/B2
ACT/B2
Green
WAN interface card serial port is
sending or receiving data.
sending or receiving data.
•
WAN interface card ISDN port
has a connection on B−channel
2.
has a connection on B−channel
2.
•
Rear Panel LEDs
The table below explains the rear panel LEDs and their functions.
LED
Color
Description
All Models
LNK (next to
Ethernet0
10BaseT)
Ethernet0
10BaseT)
Green
Indicates 10BaseT link integrity.
This LED is not on when
connected to an Ethernet network
through the AUI port.
This LED is not on when
connected to an Ethernet network
through the AUI port.