Neighbor discovery for dhcpv6

This is a request to implement IPv6 neighbor discovery mechanism (rfc4861) in DHCPv6 server to obtain MAC hardware addresses.

The method is also suggested in related issue.

Is your feature request related to a problem? Please describe.

The feature is needed for reliable host-based reservations and identification of DHCPv6 clients.

Describe the solution you'd like

Two new mac-source methods (query OS neighbor cache, neighbor discovery) are to be implemented.

"mac-sources": [ "neigh-cache", "neigh-discovery" ]

Describe alternatives you've considered At this time, there is no practical alternative.

Funding its development No funding.

Participating in development I am planning to write the code (though with no experience with Kea developement).

Contacting you ... E-mail in my profile.