A TCP/IP host that is configured to allow a single DHCP server to lease IP address information to DHCP clients on multiple subnets. DHCP relay agents make it unnecessary to maintain a separate DHCP server on every subnet in an internetwork.
You can configure Microsoft Windows NT and Windows 2000 servers to operate as DHCP relay agents.
The DHCP relay agent is a machine with the DHCP Relay Agent service installed and configured to forward DHCP requests to a DHCP server on a different subnet (as shown in the illustration). The process happens as follows:
Graphic D-19. DHCP relay agent.
To configure a machine running Windows NT Server as a DHCP relay agent, you must do two things:
To configure a Windows 2000 server as a DHCP relay agent, follow these steps: