Hi Pascal,

Thank you for your quick reply.  We have updated the reference and will 
continue with publication at this time. 

Thank you,
Sandy Ginoza
RFC Production Center



> On Feb 10, 2026, at 7:39 PM, Pascal Thubert <[email protected]> wrote:
> 
> Hello Alice
> 
> Yes  please update the reference. 
> 
> Many thanks! 
> 
> Pascal
> 
> Le mer. 11 févr. 2026 à 03:49, Sandy Ginoza <[email protected]> a 
> écrit :
> Hi Pascal,
> 
> While preparing this document for publication, we noted that RFC 8415 has 
> been obsoleted by RFC 9915 (STD 102).  May we update the reference to refer 
> to RFC 9915? 
> 
> Thank you,
> Sandy Ginoza
> RFC Production Center
> 
> 
> 
> > On Jan 31, 2026, at 1:01 AM, Pascal Thubert <[email protected]> 
> > wrote:
> > 
> > Dear Alice
> > 
> > I reviewed the final text and the diffs and I approve the current text for 
> > publication. Many thanks for your hard work!
> > 
> > A bientôt;
> > 
> > Pascal
> > 
> >> Le 31 janv. 2026 à 02:42, Alice Russo <[email protected]> a 
> >> écrit :
> >> 
> >> Pascal,
> >> 
> >> Based on your reply, we added 'MUST' in Section 6 and have requested AD 
> >> approval in a separate mail.
> >> 
> >> Remaining items:
> >> 
> >> - Re: #22, 23, and 24 (pasted below), we updated the text per your reply 
> >> 27 January; my mistake for missing those earlier.
> >> 
> >> - Re: #26, you wrote:
> >>> For IEEE references we take great care not to provide dates to avoid 
> >>> pointing to a particular year/version when really we cover all unless 
> >>> specified. Because that would mean we work with only the most recent spec 
> >>> and that is untrue.
> >>> I agree providing even a link is misleading, and that the title of the 
> >>> standard has changed over time anyway. I guess you may use the most 
> >>> recent title and link as above but please do not use the <date> tag. Same 
> >>> goes for the other IEEE links.
> >> 
> >> 
> >> Question: Would you like to update the IEEE references in the following 
> >> manner? Based on your reply and guidance from Ted Harrison (the Citation 
> >> Specialist here at the RPC), this attempts to provide a "version-less" 
> >> reference -- without a date or URL.
> >> 
> >> Current:
> >>  [IEEE802154]
> >>             IEEE, "IEEE Standard for Information technology -- Local
> >>             and metropolitan area networks -- Specific requirements --
> >>             Part 15.4: Wireless Medium Access Control (MAC) and
> >>             Physical Layer (PHY) Specifications for Low Rate Wireless
> >>             Personal Area Networks (WPANs)", IEEE Std 802.15.4-2006,
> >>             DOI 10.1109/IEEESTD.2006.232110,
> >>             <https://ieeexplore.ieee.org/document/1700009>.
> >> 
> >> Perhaps:
> >> [IEEE802154] IEEE, "IEEE Standard for Low-Rate Wireless Networks",
> >>              IEEE Std 802.15.4.
> >> 
> >> 
> >> The revised files are here (please refresh):
> >> https://www.rfc-editor.org/authors/rfc9926.html
> >> https://www.rfc-editor.org/authors/rfc9926.txt
> >> https://www.rfc-editor.org/authors/rfc9926.pdf
> >> https://www.rfc-editor.org/authors/rfc9926.xml
> >> 
> >> This diff file shows all changes from the approved I-D:
> >> https://www.rfc-editor.org/authors/rfc9926-diff.html
> >> https://www.rfc-editor.org/authors/rfc9926-rfcdiff.html (side by side)
> >> 
> >> This diff file shows the changes made during AUTH48 thus far:
> >> https://www.rfc-editor.org/authors/rfc9926-auth48diff.html
> >> https://www.rfc-editor.org/authors/rfc9926-auth48rfcdiff.html (side by 
> >> side)
> >> 
> >> This diff file shows only the changes since the last posted version:
> >> https://www.rfc-editor.org/authors/rfc9926-lastrfcdiff.html (side by side)
> >> 
> >> This page shows the AUTH48 status of your document:
> >> https://www.rfc-editor.org/auth48/rfc9926
> >> 
> >> Thank you.
> >> 
> >> Alice Russo
> >> RFC Production Center
> >> 
> >>> On Jan 27, 2026, at 1:51 AM, Pascal Thubert <[email protected]> 
> >>> wrote:
> >>> 22)
> >>>> <!--[rfced] Please clarify this sentence; what does "and this on" mean?
> >>>> Also, we suggest not repeating "updates".
> >>>> 
> >>>> Original:
> >>>> This specification updates that proxy operation with the updates in
> >>>> [RFC9685] and this on the formats and content of the EARO, the EDAR,
> >>>> and the EDAC messages, to support the P-Field and the signaling of
> >>>> prefixes.
> >>>> 
> >>>> Perhaps:
> >>>> This specification updates that proxy operation as specified in
> >>>> [RFC9685] and defines the formats and content of the
> >>>> EARO, EDAR, and EDAC messages in order to support the P-Field and the
> >>>> signaling of prefixes.
> >>>> -->
> >>> -> Please use the "perhaps"
> >>>> 
> >>> 23)
> >>>> <!--[rfced] May this sentence be rephrased as follows for clarity?
> >>>> Specifically, "and all of the above" reads oddly.
> >>>> 
> >>>> Original:
> >>>> A mix of devices that support only [RFC8505], both [RFC8505] and
> >>>> [RFC9685], and all of the above plus this specification, may coexist.
> >>>> Different cases may occur:
> >>>> 
> >>>> Perhaps:
> >>>> A mix of devices (i.e., those that support only [RFC8505], both
> >>>> [RFC8505] and [RFC9685], or those two plus this specification) may 
> >>>> coexist.
> >>>> Different cases may occur:
> >>>> 
> >>>> Or:
> >>>> Devices may coexist while providing different support (i.e., only
> >>>> [RFC8505], both [RFC8505] and [RFC9685], or those two as well as this
> >>>> specification). The following cases may occur:
> >>>> -->
> >>> -> Please use the "or"
> >>>> 
> >>> 24)
> >>>> <!--[rfced] Is "the Prefix" here referring to the Prefix field,
> >>>> or should it be lowercased to match the other instances within this 
> >>>> sentence?
> >>>> 
> >>>> Original:
> >>>> With this specification, a router that owns a prefix or provides 
> >>>> reachability
> >>>> to an external prefix but is not a RPL router can also register those
> >>>> prefixes with the R flag set, to enable reachability to the Prefix
> >>>> within the RPL domain.
> >>>> -->
> >>>> 
> >>> ->  It should be lowercased to match the other instances within this 
> >>> sentence.
> >> 
> >> 
> >>> On Jan 28, 2026, at 7:15 PM, Pascal Thubert <[email protected]> 
> >>> wrote:
> >>> 
> >>> Hello Alice
> >>> 
> >>> Good catch. I believe it’s better to fully align and use MUST as well. 
> >>> The intent is to have the same behavior but for prefixes and the MUST 
> >>> clarifies that there is no choice.
> >>> 
> >>> All the best,
> >>> 
> >>> Pascal
> >>> 
> >>>>> Le 29 janv. 2026 à 02:44, Alice Russo <[email protected]> a 
> >>>>> écrit :
> >>>> 
> >>>> Pascal,
> >>>> 
> >>>> Thank you for your replies.
> >>>> 
> >>>> Re: #16 (Section 6)
> >>>>> Maybe we could just use the exact same text?
> >>>> 
> >>>> OK; have updated to match RFC 9685. (Side note: In this paragraph, one 
> >>>> remaining difference from 9685 -- besides of course "addresses" vs. 
> >>>> "prefix" -- is that this document does not use "MUST" in the first 
> >>>> sentence. We assume that is intentional unless you let us know 
> >>>> otherwise.)
> >>>> 
> >>>> Current:
> >>>> The RPL router that merges multiple advertisements for the same
> >>>> prefix uses and advertises the longest remaining lifetime across all
> >>>> the origins of the advertisements for that prefix.  When the lifetime
> >>>> expires, the router sends a no-path DAO message (i.e., the lifetime
> >>>> is 0) using the same value for the ROVR value as for the previous
> >>>> advertisements.  This value refers to either the single descendant
> >>>> that advertised the Target if there is only one or the router itself
> >>>> if there is more than one.
> >>>> 
> >>>> vs. RFC 9685:
> >>>> The RPL router that merges multiple advertisements for the same
> >>>> anycast or multicast addresses MUST use and advertise the longest
> >>>> remaining lifetime across all the origins of the advertisements for
> >>>> that address.  When the lifetime expires, the router sends a no-path
> >>>> DAO message (i.e., the lifetime is 0) using the same value for the
> >>>> ROVR value as for the previous advertisements.  This value refers to
> >>>> either the single descendant that advertised the Target if there is
> >>>> only one or the router itself if there is more than one.
> >>>> 
> >>>> 
> >>>> The revised files are here (please refresh):
> >>>> https://www.rfc-editor.org/authors/rfc9926.html
> >>>> https://www.rfc-editor.org/authors/rfc9926.txt
> >>>> https://www.rfc-editor.org/authors/rfc9926.pdf
> >>>> https://www.rfc-editor.org/authors/rfc9926.xml
> >>>> 
> >>>> This diff file shows all changes from the approved I-D:
> >>>> https://www.rfc-editor.org/authors/rfc9926-diff.html
> >>>> https://www.rfc-editor.org/authors/rfc9926-rfcdiff.html (side by side)
> >>>> 
> >>>> This diff file shows the changes made during AUTH48 thus far:
> >>>> https://www.rfc-editor.org/authors/rfc9926-auth48diff.html
> >>>> https://www.rfc-editor.org/authors/rfc9926-auth48rfcdiff.html (side by 
> >>>> side)
> >>>> 
> >>>> This diff file shows only the changes since the last posted version:
> >>>> https://www.rfc-editor.org/authors/rfc9926-lastrfcdiff.html (side by 
> >>>> side)
> >>>> 
> >>>> Re:
> >>>>>> For the use of updates I’ll defer to our AD Eric Vyncke. Would you 
> >>>>>> mind setting the issue with him?
> >>>> 
> >>>> Sent it along earlier today. We will wait to hear from you again
> >>>> and from Éric before continuing the publication process. This page
> >>>> shows the AUTH48 status of your document:
> >>>> https://www.rfc-editor.org/auth48/rfc9926
> >>>> 
> >>>> Thank you.
> >>>> 
> >>>> Alice Russo
> >>>> RFC Production Center
> >>>> 
> >>>>> On Jan 28, 2026, at 5:10 AM, Pascal Thubert <[email protected]> 
> >>>>> wrote:
> >>>>> 
> >>>>> Hello Alice
> >>>>> 
> >>>>> I’m reviewing the full draft now.
> >>>>> 
> >>>>> 1) I found that the title for RFC 4861 got screwed up in section 2.2. 
> >>>>> It’s “  Neighbor Discovery for IP version 6 (IPv6)” not some TLS 
> >>>>> extension
> >>>>> 
> >>>>> 2) “Merge” is defined in RFC 9685. Please remove its leftover  
> >>>>> extraneous redefinition in section 2.4
> >>>>> 
> >>>>> 3) section 3 provides an example SND based on RPL but the concept of 
> >>>>> SND is agnostic to the routing protocol
> >>>>> 
> >>>>> Before
> >>>>> 
> >>>>> An SND deployment consists of:
> >>>>> 
> >>>>> After
> >>>>> 
> >>>>> The IPv6 ND operation is agnostic to the routing protocol used in the 
> >>>>> SND. Route-over LLNs typically leverage RPL. A RPL-based SND deployment 
> >>>>> consists of:
> >>>>> 
> >>>>> I’m still on it maybe I ll find more.
> >>>>> 
> >>>>> A bientôt;
> >>>>> 
> >>>>> Pascal
> >>>>> 
> >>>>>>> Le 28 janv. 2026 à 08:21, Pascal Thubert <[email protected]> a 
> >>>>>>> écrit :
> >>>>>> 
> >>>>>> Hello Alice
> >>>>>> 
> >>>>>> Many thanks for your hard work and deep consideration
> >>>>>> 
> >>>>>> Please see below
> >>>>>> 
> >>>>>> 
> >>>>>>> Le 28 janv. 2026 à 02:16, Alice Russo <[email protected]> a 
> >>>>>>> écrit :
> >>>>>>> 
> >>>>>>> Pascal,
> >>>>>>> 
> >>>>>>> Thank you for your reply. Please see the follow-ups below. The 
> >>>>>>> revised files are here (please refresh):
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926.html
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926.txt
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926.pdf
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926.xml
> >>>>>>> 
> >>>>>>> - Re: #1, would you like to update the title for readability?
> >>>>>>> 
> >>>>>>> Original: IPv6 Neighbor Discovery Prefix Registration
> >>>>>>> Perhaps:  Prefix Registration for IPv6 Neighbor Discovery
> >>>>>> 
> >>>>>> Yes please apply your proposal
> >>>>>> 
> >>>>>>> - Re: #10, we have removed usage of <strong>.
> >>>>>>> 
> >>>>>>> - Re: #12, you wrote:
> >>>>>>>> -> If the meaning is still that the same prefix is registered by 
> >>>>>>>> both, that they may register to the same set of routers or to 
> >>>>>>>> different sets of routers, then we're good with your proposal.
> >>>>>>> 
> >>>>>>> 
> >>>>>>> We have not updated the original sentence in hopes of avoiding a 
> >>>>>>> change to the intended meaning.
> >>>>>> 
> >>>>>> Good
> >>>>>> 
> >>>>>>> 
> >>>>>>> - Re: #13 and 14, in the RFC series, "updates" and "updated by" have 
> >>>>>>> a specific meaning when referring to relationships between RFCs, so 
> >>>>>>> these two statements are inaccurate. For the second statement, we see 
> >>>>>>> that "extended by" was used in version 12 of the draft and it was 
> >>>>>>> changed to "updated by". Would "alters" and "altered by" or other 
> >>>>>>> options be possible?
> >>>>>> 
> >>>>>> 
> >>>>>> For the use of updates I’ll defer to our AD Eric Vyncke. Would you 
> >>>>>> mind setting the issue with him?
> >>>>>> 
> >>>>>>>> Original:
> >>>>>>>> Section 5.5 of [RFC8505] updates [RFC4861] to signal the Registered
> >>>>>>>> Address in the Target Address field.
> >>>>>>>> Original:
> >>>>>>>> [RFC7400] was already updated by [RFC8505] for use in IPv6 ND
> >>>>>>>> messages.
> >>>>>>> 
> >>>>>>> 
> >>>>>>> - Re: #16, do you want to include "if there is only one" and "if 
> >>>>>>> there is more than one" to exactly match the text in RFC 9685?
> >>>>>>> 
> >>>>>> 
> >>>>>> The idée is to retain exactly the behavior in your quote from RFC 
> >>>>>> 9685. I believe that the text there is the result of a clarification 
> >>>>>> (by RFC editor?).
> >>>>>> 
> >>>>>> Maybe we could just use the exact same text?
> >>>>>> 
> >>>>>> 
> >>>>>>> - Re: #15 and 17, updated as requested, and you will be CCed on a 
> >>>>>>> separate mail to IANA.
> >>>>>>> 
> >>>>>>> 
> >>>>>>> - Re: #21, you wrote:
> >>>>>>>> It is a 3-tuple, because a prefix is really a 2-tuple.
> >>>>>>> 
> >>>>>>> We have updated "(IPv6 prefix/length, ROVR)" to "(IPv6 prefix, prefix 
> >>>>>>> length, ROVR)", but please let us know if that is not what you 
> >>>>>>> intended.
> >>>>>> 
> >>>>>> Good
> >>>>>> 
> >>>>>>> 
> >>>>>>> 
> >>>>>>> This diff file shows all changes from the approved I-D:
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926-diff.html
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926-rfcdiff.html (side by side)
> >>>>>>> 
> >>>>>>> This diff file shows the changes made during AUTH48 thus far:
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926-auth48diff.html
> >>>>>>> https://www.rfc-editor.org/authors/rfc9926-auth48rfcdiff.html (side 
> >>>>>>> by side)
> >>>>>>> 
> >>>>>>> We will wait to hear from you again and from your coauthors
> >>>>>>> before continuing the publication process. This page shows
> >>>>>>> the AUTH48 status of your document:
> >>>>>>> https://www.rfc-editor.org/auth48/rfc9926
> >>>>>>> 
> >>>>>>> Thank you.
> >>>>>>> 
> >>>>>>> Alice Russo
> >>>>>>> RFC Production Center
> >>>>>> 
> >>>>>> Many thanks Alice!
> >>>>>> 
> >>>>>> Pascal
> >>>> 
> >> 
> > 
> 

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