Configuring TCP/IP Networking
As you've seen, computers use IP addresses to communicate over TCP/IP and are also assigned names to make it easier for people to work with networked computers. Although name resolution can be performed using DNS, WINS, or a combination of both, the preferred technique on Windows Server 2003 domains is DNS.
IP addresses can be static or dynamic. A static IP address is an IP address that is assigned manually and is fixed once it is assigned. A dynamic IP address is assigned automatically at startup by a DHCP server and can change over time. Most of the time, you assign static IP addresses to servers and configure workstations with dynamic IP addresses.
A third type of addressing, Automatic Private IP Addressing (APIPA), ...