This should explain: https://www.iana.org/assignments/icmpv6-parameters/icmpv6-parameters.xhtml#sixlowpan-capability-bits
On Wed, Jun 4, 2025 at 12:03 PM Ketan Talaulikar <[email protected]> wrote: > Hi Paul, > > Just one this one below: > > In Figure 4, why is the F bit taken from the next 4 bytes, while there is > still > room in the Reserved space before that? > > I also tripped on this but I saw that in the IANA registration, those 7 > bits were not "reserved" but "reserved for experimental". > > Pascal, perhaps you should update the diagram to reflect that they are > experimental instead of just plain reserved? Or something like that ... > > Thanks, > Ketan > > > On Wed, Jun 4, 2025 at 6:48 AM Paul Wouters via Datatracker < > [email protected]> wrote: > >> Paul Wouters has entered the following ballot position for >> draft-ietf-6lo-prefix-registration-11: Discuss >> >> When responding, please keep the subject line intact and reply to all >> email addresses included in the To and CC lines. (Feel free to cut this >> introductory paragraph, however.) >> >> >> Please refer to >> https://www.ietf.org/about/groups/iesg/statements/handling-ballot-positions/ >> for more information about how to handle DISCUSS and COMMENT positions. >> >> >> The document, along with other ballot positions, can be found here: >> https://datatracker.ietf.org/doc/draft-ietf-6lo-prefix-registration/ >> >> >> >> ---------------------------------------------------------------------- >> DISCUSS: >> ---------------------------------------------------------------------- >> >> I share the concerns of Ketan and Mohamed regarding the normative use of >> an >> individual internet draft that has no IETF consensus. It would be better >> if >> only RFCs that are "updated" (as opposed to "extended") are given the >> Update: >> flag The Update: tag also lists more RFCs than mentioned in the Abstract, >> so it >> seems something is still missing? >> >> I am not a topic expert on this, so I hope the next two questions make >> sense. >> But: >> >> In Figure 4, why is the F bit taken from the next 4 bytes, while there is >> still >> room in the Reserved space before that? >> >> In Figure 5, what was taken up by the space of the F bit before this? It >> seems >> unlikely there was only a single unused bit there? >> >> >> >> >> >>
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