Chapter 9.  Using and Troubleshooting TCP/IP

With the increasing popularity of the Internet, TCP/IP has rapidly become the network protocol of choice. TCP/IP is more difficult to configure than other protocols, however, leading to potential configuration errors and conflicts. Fortunately, Windows 2000 provides a relatively easy means of configuring TCP/IP as well as several utilities you can use to troubleshoot TCP/IP connections.

This chapter covers both configuration and troubleshooting for TCP/IP, starting with a look at automatic IP addressing. Windows 2000 offers two options, DHCP and APIPA, and both are explained in this chapter. You’ll learn how to configure your computer to receive its IP address dynamically, as well as turn off automatic addressing for situations that don’t require it.

Dynamic DNS, or DDNS, is a new feature of Windows 2000. It enables client name-to-address mappings to be updated in a Windows 2000 DNS server automatically when the client’s host name or IP address changes. For example, keeping host names properly mapped to IP addresses is a nightmare for DHCP clients with DDNS. This chapter explains DDNS and helps you configure your computer to take advantage of it. You’ll also find other DNS-related solutions for configuring and using DNS.

Troubleshooting is a major focus of this chapter as well. You’ll find solutions that will help you quickly identify the cause of specific problems and fix them. You’ll also learn how to use several of the TCP/IP troubleshooting ...

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