If you're planning on upgrading to Windows 2000, Microsoft recommends using TCP/IP as the default protocol and implementing TCP/IP through Dynamic Host Configuration Protocol (DHCP). However, before you install DHCP on your network, you must consider some serious configuration issues. In this article, I'll discuss some of these issues. As I do, I'll provide you with information on how best to implement DHCP to avoid performance and security problems on your network.