DHCPv6
RFC 3898 - Network Information Service (NIS) Configuration Options for Dynamic Host Configuration Protocol for IPv6 (DHCPv6)
RFC 4075 - Simple Network Time Protocol (SNTP) Configuration Option for DHCPv6
RFC 4580 - Dynamic Host Configuration Protocol for IPv6 (DHCPv6) Relay Agent Subscriber-ID Option
RFC 4704 - The Dynamic Host Configuration Protocol for IPv6 (DHCPv6) Client Fully Qualified Domain Name (FQDN) Option