This document uses the following terms:
A DHCP client is an Internet host using DHCP to obtain configuration parameters such as a network address.
A DHCP server is an Internet host that returns configuration parameters to DHCP clients.
A BOOTP relay agent or relay agent is an Internet host or router that passes DHCP messages between DHCP clients and DHCP servers. DHCP is designed to use the same relay agent behavior as specified in the BOOTP protocol specification.
A binding is a collection of configuration parameters, including at least an IP address, associated with or "bound to" a DHCP client. Bindings are managed by DHCP servers.