Proper deployment of a core network infrastructure is essential for the smooth operation of any enterprise network. Whether you want to enable Dynamic Host Configuration Protocol (DHCP) for centralized automatic management of Internet Protocol (IP) addresses and other TCP/IP settings for network clients, provide Domain Name System (DNS) or Windows Internet Name Service (WINS) name resolution, or secure your network by using Microsoft Internet Security and Acceleration (ISA) Server and Internet Protocol security (IPSec), part 1 of this book provides a roadmap to assist your deployment of core network services.