Lesson 3. Providing DNS
Goals
• Using OS X Server as a DNS server
• Understand the how and why of DNS
The Domain Name System (DNS) is a critical service. It is so critical in fact that OS X Server will set up its own DNS service if one is not provided for it. Without proper working DNS, many problems can occur and as a result, it is important to understand what DNS is and how to manage it for OS X and other computers.
Although there are many aspects of DNS, this lesson concentrates on what is needed to make OS X work properly.
Reference 3.1. What Is DNS?
In its most basic form, DNS is the system that helps identify computers, servers and other devices on a network via an IPv4 number or name. For example:
server17.pretendco.com = 10.0.0.171 ...
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