An entry level guide to Domain Name System (DNS), which translates Internet host names into IP addresses and is used with Internet servers. This book helps beginning systems administrators learn how to install, configure, and troubleshoot DNS on both Windows and UNIX servers.

Set up and maintain DNS the fast and easy way

Find out how DNS works, solve client and server issues, and secure your system

It holds the Internet together, but if DNS makes you fall apart, help has arrived! This handy guide walks you through installing, configuring, and troubleshooting DNS on either a Windows- or Unix-based system. Whether you’re just curious or you plan to build your own DNS server, you’ll find the answers here. What’s more, you’ll understand them!

The Dummies Way

• Explanations in plain English
• "Get in, get out" information
• Icons and other navigational aids
• Tear-out cheat sheet
• Top ten lists
• A dash of humor and fun