Cisco Systems DPC2420 Manual De Usuario
Chapter 5 Troubleshooting the DOCSIS Residential Gateway
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4021194 Rev A
Common Troubleshooting Issues
This section describes common problems and offers solutions.
I don't understand the front panel status indicators
See Operation of Front Panel Indicators (on page 95), for more detailed information
on front panel LED status indicator operation and function.
on front panel LED status indicator operation and function.
The Residential Gateway does not register an Ethernet connection
Try one of the following solutions:
Verify that your computer has an Ethernet card and that the Ethernet driver
software is properly installed. If you purchase and install an Ethernet card,
follow the installation instructions very carefully.
software is properly installed. If you purchase and install an Ethernet card,
follow the installation instructions very carefully.
Verify the status of the front panel status indicator lights.
The Residential Gateway does not register an Ethernet connection after
connecting to a hub
connecting to a hub
If you are connecting multiple PCs to the residential gateway, you should first
connect the residential gateway to the uplink port of the hub using the correct
crossover cable. The LINK LED of the hub will illuminate continuously.
connect the residential gateway to the uplink port of the hub using the correct
crossover cable. The LINK LED of the hub will illuminate continuously.
The Residential Gateway does not register a cable connection
The residential gateway works with a standard, 75-ohm, RF coaxial cable. If you are
using a different cable, your residential gateway will not function properly. Contact
your service provider to determine whether you are using the correct cable.
using a different cable, your residential gateway will not function properly. Contact
your service provider to determine whether you are using the correct cable.