On Feb 25, 2019, at 17:04, Michael Richardson <mcr+ietf@xxxxxxxxxxxx> wrote: > >> So my response to Michael is that you don't want your version numbers in the . >> well-known path, you want them in the DNS records because then they can be >> used to select the host to connect to according to capabilities. > > Interesting. I think that I agree. For CoAP, we don’t want to become dependent on DNS. But we can do similar things with discovery and “rt” target attributes. Grüße, Carsten