dhcpd(8) man page — Describes how the DHCP daemon works.

dhcpd.conf(5) man page — Explains how to configure the DHCP configuration file; includes some examples.

dhcpd.leases(5) man page — Describes a persistent database of leases.

dhcp-options(5) man page — Explains the syntax for declaring DHCP options in dhcpd.conf; includes some examples.

dhcrelay(8) man page — Explains the DHCP Relay Agent and its configuration options.

/usr/share/doc/dhcp/ — Contains example configuration files.

/usr/share/doc/dhcp-common/ — Contains README files, and release notes for current versions of the DHCP service.