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Cisco 811 and Cisco 813 Routers Hardware Installation Guide
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Chapter 4 Troubleshooting
Problems after First Startup
No link to analog
telephone, fax machine,
or modem.
PHONE 1 or 2 LED on
the Cisco 813 router is
off.
One of the following
cable-related problems:
• Improperly connected
cable
• Damaged cable
Perform the following tasks in the following
order:
• To make sure you have cabled the telephone
port correctly, see the “Connecting an
Analog Telephone, Fax, or Modem” section
in “Chapter 3, “Installation.”
• Make sure the connectors at both ends of
the cable are securely connected.
• Make sure the cable is not physically
damaged. If it is, replace it.
Problem with ISDN line Contact your telephone service provider to
determine if there is a problem with your line.
If the problem continues after these checks, call
your Cisco reseller.
Table 4-2 Problems After First Startup (continued)
Symptom Problem Solutions