it seems likely we may face transition from one generation of [routing]
protocol to another, possibly sooner than we would like. Similarly,
HNCP may need a revision,
In my (biased) opinion, this is the important bit of your mail.
I think we've already avoided the largest pitfall -- HNCP and
But yes, we need to better understand what transition strategies are
possible for both HNCP and The One Routing Protocol.
We have thought about that in terms of HNCP.
In general HNCP can operate behind routers that can give out DHCPv6-PD
(hipnet and the like)
since that is the same mechanism