Cisco 520 Hardware Installation Manual page 56

Problems After the Router Is Running
Table 5-2 Problems After the Router Is Running (continued)
Symptom
Connection to the xDSL line is
intermittent or lost. (The ADSL CD
LED on the front panel is off.)
Connection to the xDSL line or WAN
is lost. (The ADSL CD LED and the
LAN—FE0, FE1, FE2, or
FE3—LEDs on the front panel are
off).
Cisco Secure Router 520 Series Hardware Installation Guide
5-4
Problem
A cable-related problem:
Disconnected cable.
•
Damaged cable.
•
Problem with xDSL or WAN
service.
Solutions
Check that the Ethernet port is not configured to
•
be administratively down.
Check that the device connected to the Ethernet
•
port is connected, powered on, and properly
configured.
• Check that the connectors at both ends of the
cable are secure.
Check whether the cable is physically damaged.
•
If it is damaged, order another cable from Cisco
Systems or replace it with a similar cable.
Check all passwords and device names to make
•
sure that they are correct.
Contact your DSL line or WAN service provider
•
to determine whether there is a problem with the
ADSL or WAN service.
Chapter 5 Troubleshooting
OL-12892-01