Re: [Anima] on the use of RPL without RPI (was Re: [6lo] Adaption of ROLL for mesh-under)

2017-04-14 Thread Brian E Carpenter
Hi Pascal, > Would ANIMA wish that ROLL publishes that doc? I certainly can't speak for the WG, but to me it seems like an issue that might arise for other use cases, so an answer from ROLL for the general case seems to make sense. Brian On 14/04/2017 19:28, Pascal Thubert (pthubert) wrote: >

Re: [Anima] on the use of RPL without RPI (was Re: [6lo] Adaption of ROLL for mesh-under)

2017-04-14 Thread Pascal Thubert (pthubert)
Hello Brian This is unspecified since prior to ACP there is always an RPI, thus the need to express it somewhere, which we did in the ANIMA spec; and the problem you raised has 2 sides. Could be that nodes always expect an RPI and could be that they never do. Either way nodes may drop the pack

Re: [Anima] on the use of RPL without RPI (was Re: [6lo] Adaption of ROLL for mesh-under)

2017-04-13 Thread Brian E Carpenter
On 14/04/2017 04:36, Michael Richardson wrote: ... > I also think we could in light of rfc2460bis renegotiation, argue for > insertion of RPI header by the ACP without IPIP encapsulation :-) I wouldn't bet on that for a few more weeks yet. We do have a couple of mitigations however: 1) Since the

[Anima] on the use of RPL without RPI (was Re: [6lo] Adaption of ROLL for mesh-under)

2017-04-13 Thread Michael Richardson
Pascal Thubert (pthubert) wrote: > Hello Benjamin: ... > The control plane can be adapted, certainly quite easily. But a key > question is whether or not the data plane can be adapted to use RPL's > RPI or not. > The RPI is how RPL signals its instances and manages routing