IPv6 – SLAAC
https://www.ietf.org/id/draft-gont-v6ops-slaac-renum-00.txt
(https://tools.ietf.org/html/draft-gont-v6ops-slaac-renum) is being discussed at the v6ops wg of the IETF, where there is an ongoing call for adoption:
https://mailarchive.ietf.org/arch/msg/v6ops/HmcZYGY4Lu2h7NUND3o2UiOsKXA
https://github.com/fgont/draft-slaac-renum/blob/master/draft-gont-6man-slaac-renum-02.txt