DNS Configuration
On the Internet (or on any TCP/IP network, for that matter), every device is represented by an IP address—using a four-part dotted-decimal notation, such as 192.168.0.1. A device with a TCP/IP address is called a host and is assigned a host name, which is a character-based name that is easier for humans to recognize and remember than its numeric IP address. The format of the host name is hostname.domain.com. When a host name identifies a resource on a TCP/IP network, computers must translate that host name into an IP address because computers communicate using only IP addresses. This translation is called name resolution.
Two basic methods exist for resolving host names to IP addresses on a TCP/IP network. The first involves using ...
Get Microsoft® Exchange Server 2007 Administrator's Companion now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
