Before you begin the process of installing and configuring the DNS Server service in Windows 2000, it is important to review some basic concepts of DNS. The purpose of this presentation is to review basic DNS concepts prior to learning about the new features and enhancements in the Windows 2000 DNS Server service.
If you require additional basic information about DNS, see
"Key Concepts of DNS".
Click View Presentation to view the Basics of the Domain Name System presentation.
As you you view the multimedia presentation, try to identify answers to the following questions:
Answer
The root domain is at the top of the domain structure and is represented by a period. Below the root domain, top-level domains can be represented by an organizational type, such as com or edu, or a geographic location, such as au for Australia. Second-level domains are registered to individuals or organizations and can have many subdomains.
Answer
The FQDN describes the exact relation of a host to its domain. DNS uses the FQDN to resolve a host name to an IP address.
Answer
The name-to-IP address data for computers that are located in a zone are stored in a zone database file on a DNS name server.
Answer
A forward lookup query is a request to resolve a name to an IP address.
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A local DNS name server sends a query to a root name server when a client sends a forward lookup query requesting an IP address from a domain for which the local DNS name server does not have authority.