What Is DNS (Domain Name System) ?

          DNS is resolved FQDN service and other host names to IP addresses. All Windows Server operating system include: DNS Server service. When you use DNS, your users Network by entering locate network resources User- friendly name (for example, www.google.com), the computer then Resolved to an IP address. Benefit IPv4 addresses can be difficult to remember (such as for example, 202.100.0.50), and the domain name is usually easier to remember. In addition, you can use Moderator and the underlying IP address can be changed to suit the needs of your organization does not change its name. DNS is the name of the database (stored in a file or in AD DS) and IP address Provide this service.

          DNS client software to query and update the DNS database. For example, an organization trying to find the print server can use the DNS name of the user printserver.contoso.com and DNS client software to resolve names to the IP address of the printer, for example, as 192.168.1.200. Although the IP address of the printer changes, user-friendly names may be unchanged.