On Wed, 18 Apr 2018 at 19:17, Michael Richardson <mcr+i...@sandelman.ca> wrote:
> > > Yes, I guess you could call it an ephemeral cache entry > > constructed by CoAP at JP when the join response is received, > > before being forwarded to the pledge. As soon as the packet is > > passed to L2, the cache entry is removed. Can we do this? > > I think that we can do this. > > It might be better if the traffic came from ff02::2, but I'm not sure that > would be acceptable for IPv6 reasons. > I am concerned that a reply from a different L3 address will not be > acceptable to some coap libraries. Indeed, good point about a different adress in the response. @Pascal, would it be possible for JP to use all-routers as the source IPv6 address? If not, does it help if we define our own well-known address?
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