Chapter 3 Troubleshooting
Problems After Router Is Running
3-4
Cisco 831 Router and SOHO 91 Router Hardware Installation Guide
78-14784-02
Problems After Router Is Running
Table 3-2
lists problems that could occur after the router has been up and running.
Table 3-2
Problems After Router Is Running
Symptom
Problem
Solutions
Problems with Ethernet
connection. (COMPUTER
LEDs 1 through 4 are off.)
A cable-related
problem:
•
Disconnected
cable.
•
Damaged cable.
Perform the following tasks in order:
1.
Make sure that the connectors at both
ends of the cable are secure.
2.
Make sure that the cable is not
physically damaged. If it is damaged,
order another cable from
Cisco Systems, or replace it with a
similar cable.
Connection to the broadband
or Ethernet line is intermittent
or lost. (The INTERNET 1
LED on the front panel is off.)
A cable-related
problem:
•
Disconnected
cable.
•
Damaged cable.
Perform the following tasks in order:
1.
Make sure that the connectors at both
ends of the cable are secure.
2.
Make sure that the cable is not
physically damaged. If it is damaged,
order another cable from
Cisco Systems, or replace it with a
similar cable.
Connection to the broadband
or Ethernet line is intermittent
or lost. (The INTERNET 1
LED on the front panel is off.)
Problem with
broadband line or WAN
service.
Contact your broadband line or WAN
service provider to determine whether there
is a problem.