Cisco DOCSIS, User Manual

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Chapter 5 Troubleshooting the DOCSIS Cable Modem
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Frequently Asked Questions
This section provides answers to common questions about the cable modem.
How Do I Configure TCP/IP Protocol?
To configure TCP/IP protocol, you need to have an Ethernet Network Interface Card
(NIC) with TCP/IP communications protocol installed on your system. TCP/IP is a
communications protocol used to access the Internet. This section contains
instructions for configuring TCP/IP on your Internet devices to operate with the
cable modem in Microsoft Windows or Macintosh environments.
TCP/IP protocol in a Microsoft Windows environment is different for each
operating system. Follow the appropriate instructions in this section for your
operating system.
Configuring TCP/IP on Windows 2000 Systems
1 Click Start , select Settings , and choose Network and Dial-up Connections .
2 Double-click the Local Area Connection icon in the Network and Dial-up
Connections window.
3 Click Properties in the Local Area Connection Status window.
4 Click Internet Protocol (TCP/IP) in the Local Area Connection Properties
window, and then click Properties .
5 Select both Obtain an IP address automatically and Obtain DNS server address
automatically in the Internet Protocol (TCP/IP) Properties window, and then
click OK .
6 Click Yes to restart your computer when the Local Network window opens. The
computer restarts. The TCP/IP protocol is now configured on your PC, and your
Ethernet devices are ready for use.
7 Try to access the Internet. If you cannot access the Internet, contact your service
provider for further assistance.
Configuring TCP/IP on Windows XP Systems
1 Click Start , and depending on your Start menu setup, choose one of the
following options:

If you are using the Windows XP Default Start Menu, select Connect to ,
choose Show all connections , and then go to step 2.

If you are using the Windows XP Classic Start Menu, select Settings , choose
Network Connections , click Local Area Connection , and then go to step 3.
2 Double-click the Local Area Connection icon in the LAN or High-Speed Internet
section of the Network Connections window.
3 Click Properties in the Local Area Connection Status window.