DHCP for IPv6 (DHCPv6) gives an IPv6 host a way to learn host IPv6 configuration settings, using the same general concepts as DHCP for IPv4. The host exchanges messages with a DHCP server, and the server supplies the host with configuration information, including a lease of an IPv6 address, along with prefix length and DNS server address information.
The DHCP version is not actually version 6; the name just ends in “v6” in reference to the support for IPv6.
More specifically, stateful DHCPv6 works like the more familiar DHCP for IPv4 in many other general ways, as follows:
DHCP clients ...