Re: [6tisch] Questions on RPL Settings in RFC 8180

2018-09-05 Thread Pascal Thubert (pthubert)
6tisch@ietf.org > Subject: Re: [6tisch] Questions on RPL Settings in RFC 8180 > > Hi Pascal, > > pascal> Maybe we could amend/ERRATA the RFC to recommend different > settings. > > It'd be nice to have some amendment or an errata entry for the following > sentence.

Re: [6tisch] Questions on RPL Settings in RFC 8180

2018-08-28 Thread Yasuyuki Tanaka
think? > > Pascal > >> -Original Message- >> From: Pascal Thubert (pthubert) >> Sent: lundi 27 août 2018 17:29 >> To: 'Yasuyuki Tanaka' ; 6tisch@ietf.org >> Subject: RE: [6tisch] Questions on RPL Settings in RFC 8180 >> >> Hello Yatch >&g

Re: [6tisch] Questions on RPL Settings in RFC 8180

2018-08-27 Thread Pascal Thubert (pthubert)
Hello Yatch: I agree; thus my quote of RFC 6206 in the other mail. Now even if we do not do an erratum, an implementation should not schedule a transmission faster than it can send; iow I should be reset to Imin but rounded to the next minimal slot or the next mcast slot available. A node

Re: [6tisch] Questions on RPL Settings in RFC 8180

2018-08-27 Thread Yasuyuki Tanaka
Thank you, Pascal! > [PT>] True, so we never reach 9 and stay compatible with OF0. I guess the max > ETX of 3 is arbitrary, we could have gone up to 11/3... OK! That is what I understood. It's very clear now. > The initial value of I (see RFC 6206) is between Imin and Imax. With the >

Re: [6tisch] Questions on RPL Settings in RFC 8180

2018-08-27 Thread Pascal Thubert (pthubert)
gt; From: Pascal Thubert (pthubert) > Sent: lundi 27 août 2018 17:29 > To: 'Yasuyuki Tanaka' ; 6tisch@ietf.org > Subject: RE: [6tisch] Questions on RPL Settings in RFC 8180 > > Hello Yatch > > > > (1) Rank Computation > > > > RFC 8180 says: > > > > r

Re: [6tisch] Questions on RPL Settings in RFC 8180

2018-08-27 Thread Pascal Thubert (pthubert)
Hello Yatch > > (1) Rank Computation > > RFC 8180 says: > > rfc8180> 5.1.1. Rank Computation > rfc8180> (...) > rfc8180> Sp SHOULD be calculated as (3*ETX)-2. The minimum value of Sp > rfc8180> (MINIMUM_STEP_OF_RANK) indicates a good quality link. The > rfc8180> maximum value of Sp

[6tisch] Questions on RPL Settings in RFC 8180

2018-08-23 Thread Yasuyuki Tanaka
Hi all, I have a few questions on the RPL settings described in RFC 8180. Could anyone help me find answers...? https://tools.ietf.org/html/rfc8180#section-5 --- (1) Rank Computation RFC 8180 says: rfc8180> 5.1.1. Rank Computation rfc8180> (...) rfc8180> Sp SHOULD be calculated as