Without DNS, computers would have a very tough time communicating with each other. However, most Windows administrators still rely on WINS for name resolution on local area networks and some have little or no experience with DNS. Steven Warren explains how to install, configure, and troubleshoot a Windows Server 2008 DNS server.
You can install a DNS server from the Control Panel or when promoting a member server to a domain controller (DC) (Figure A). During the promotion, if a DNS server is not found, you will have the option of installing it.