Hi Megan,

I approve the change. Thanks.

> On May 11, 2026, at 11:42 PM, Megan Ferguson <[email protected]> 
> wrote:
> 
> Authors (and *Mahesh),
> 
> [*Mahesh - did the pointer Russ sent help you out?  Let us know if you need 
> anything else on this.]
> 
> Thank you for your replies.  We have updated as requested and reposted the 
> files.
> 
> A further question that came up when removing the added figure numbering: 
> should <artwork> throughout the document actually be in <sourcecode> with 
> type=x509?  See 
> https://www.rfc-editor.org/rpc/wiki/doku.php?id=sourcecode-types for more 
> information.
> 
> The files have been posted here (please refresh):
>  https://www.rfc-editor.org/authors/rfc9977.txt
>  https://www.rfc-editor.org/authors/rfc9977.pdf
>  https://www.rfc-editor.org/authors/rfc9977.html
>  https://www.rfc-editor.org/authors/rfc9977.xml
> 
> The diff files have been posted here (please refresh):
>  https://www.rfc-editor.org/authors/rfc9977-diff.html (comprehensive)
>  https://www.rfc-editor.org/authors/rfc9977-rfcdiff.html (side by side)
> 
>  https://www.rfc-editor.org/authors/rfc9977-auth48diff.html (AUTH48 only)
>  https://www.rfc-editor.org/authors/rfc9977-auth48rfcdiff.html (side by side)
> 
>  https://www.rfc-editor.org/authors/rfc9977-lastdiff.html
>  https://www.rfc-editor.org/authors/rfc9977-lastrfcdiff.html (side by side)  
> 
> The AUTH48 status page for this document is available here:
>  https://www.rfc-editor.org/auth48/rfc9977
> 
> Thank you.
> 
> Megan Ferguson
> RFC Production Center
> 
>> On May 11, 2026, at 8:08 AM, Oliver Gasser <[email protected]> wrote:
>> 
>> Dear Megan,
>> 
>> On 5/8/26 7:47 PM, Megan Ferguson wrote:
>>> All,
>>> *AD - please review and approve the updates to the “Example” Appendix 
>>> addressing the following update from Russ:
>>>> I found an error in the example in the appendix.  There is a typo in the 
>>>> content type object identifier.  it is using 1.2.840.113549.1.9.16.1.47; 
>>>> it should be 1.2.840.113549.1.9.16.1.57.
>>> Thank you for your replies and guidance. We have updated the document as 
>>> requested thus far.  Please note that we made a few slight tweaks, so be 
>>> sure to review carefully and let us know if any further changes are 
>>> necessary.  (Russ - note that the Appendix now has figure numbering - 
>>> please let me know if you’d like us to strip them out again, add a title to 
>>> them, or leave them as they currently appear).
>>> We had two further questions:
>>> 1) With regard to question 3, we see some differing opinions in your 
>>> responses:
>>>>>> 3) <!--[rfced] We had a few questions about the following text:
>>>>>> Original:
>>>>>> Prefix length files can contain sub-prefixes entries of a parent
>>>>>> prefix, which needs to be taken into account when processing these
>>>>>> files.
>>>>>> a) Please confirm the use of the plural "sub-prefixes".
>>>>>> Perhaps:
>>>>>> Prefix length files can contain sub-prefix entries of a parent
>>>>>> prefix,..
>>> Randy: common term, ok
>>>>>> b) Might this sentence be rephrased as:
>>>>>> Perhaps:
>>>>>> Prefix length files can contain sub-prefix entries of a parent prefix; 
>>>>>> this needs to be taken into account when processing these files.
>>>>>> —>
>>>>> 
>>>>> Oliver: Option b) reads better to me.
>>> Russ: I think a) reads well, but my co-authors ought to weigh in on this 
>>> one.
>>> Randy: i do not see value in the added text.  the whole document describes
>>> things which should be taken into account
>>> [rfced] Apologies if our question was unclear.  Our main issue with the 
>>> text is that "sub-prefixes entries” seems problematic with them both being 
>>> plural and wanted to confirm this was not a possessive relationship missing 
>>> an apostrophe or something.  We suggested (b) simply because the relative 
>>> pronoun “which” was carrying a heavy load for the reader (all of the text 
>>> before it).  However, Randy’s comment seems to imply that even the original 
>>> text might not need the text after the comma.
>>> Please confer amongst yourselves and let us know what you decide.
>> 
>> We've confirmed among the four authors that we will go with option b) 
>> without any other changes to the text.
>> 
>>> 2) Looking at the following text:
>>> Original:
>>>   At the time of publishing this document, the registry data published
>>>   by ARIN are not the same RPSL as that of the other registries (see
>>>   [RFC7485] for a survey of the WHOIS Tower of Babel);…
>>> We don’t see mention of the exact phrase "WHOIS Tower of Babel" in RFC 
>>> 7485.  The only mention of that exact phrasing we see in the RFC Series is 
>>> in RFC 9632.  Please confirm that the citation and/or the text surrounding 
>>> it appears as intended.
>>>  The files have been posted here (please refresh):
>>>   https://www.rfc-editor.org/authors/rfc9977.txt
>>>   https://www.rfc-editor.org/authors/rfc9977.pdf
>>>   https://www.rfc-editor.org/authors/rfc9977.html
>>>   https://www.rfc-editor.org/authors/rfc9977.xml
>>>  The diff files have been posted here (please refresh):
>>>   https://www.rfc-editor.org/authors/rfc9977-diff.html (comprehensive)
>>>   https://www.rfc-editor.org/authors/rfc9977-rfcdiff.html (side by side)
>>>   https://www.rfc-editor.org/authors/rfc9977-auth48diff.html (AUTH48 only)
>>>   https://www.rfc-editor.org/authors/rfc9977-auth48rfcdiff.html (side by 
>>> side)
>>>  The AUTH48 status page for this document is available here:
>>>   https://www.rfc-editor.org/auth48/rfc9977
>>> Thank you.
>>> Megan Ferguson
>>> RFC Production Center
>>>> On May 8, 2026, at 4:25 AM, Oliver Gasser 
>>>> <[email protected]> wrote:
>>>> 
>>>> Hi all,
>>>> 
>>>> On 5/6/26 10:38 PM, [email protected] wrote:
>>>>> 2) <!--[rfced] Please clarify the antecedent of "this":
>>>>> Original:
>>>>> In all places Carrier-Grade NAT or CGN is used in this document, this
>>>>> applies to proxies as well.
>>>>> -->
>>>> 
>>>> Either of the fixes proposed by Russ and Randy read well to me.
>>>> 
>>>>> 3) <!--[rfced] We had a few questions about the following text:
>>>>> Original:
>>>>> Prefix length files can contain sub-prefixes entries of a parent
>>>>> prefix, which needs to be taken into account when processing these
>>>>> files.
>>>>> a) Please confirm the use of the plural "sub-prefixes".
>>>>> Perhaps:
>>>>> Prefix length files can contain sub-prefix entries of a parent
>>>>> prefix,..
>>>>> b) Might this sentence be rephrased as:
>>>>> Perhaps:
>>>>> Prefix length files can contain sub-prefix entries of a parent prefix; 
>>>>> this needs to be taken into account when processing these files.
>>>>> -->
>>>> 
>>>> Option b) reads better to me.
>>>> 
>>>> 
>>>>> 7) <!-- [rfced] Regarding reference entries [INET6NUM] and [INETNUM]:
>>>>> The original URLs for [INET6NUM] and [INETNUM] point to a page with an
>>>>> "Sorry, we can't seem to find the page you're looking for" error
>>>>> message.
>>>>> We found the following URL that seems to contain the information from
>>>>> the original URLs:
>>>>> https://docs.db.ripe.net/RPSL-Object-Types/Descriptions-of-Primary-Objects
>>>>> Is this the appropriate URL for these references?
>>>>> -->
>>>> 
>>>> Yes, that's the appropriate URL. Given that the URL contains descriptions 
>>>> for both the intetnum: and inetnum6: DB class, I suggest to update the 
>>>> text as follows:
>>>> 
>>>> Original:
>>>> 
>>>> The reader may find [INETNUM] and [INET6NUM] informative, and certainly 
>>>> more verbose, descriptions of the inetnum: database classes.
>>>> 
>>>> New:
>>>> 
>>>> The reader may find [DBOBJECTS] informative, and certainly more verbose, 
>>>> descriptions of the inetnum: and inet6num: database classes.
>>>> 
>>>> 
>>>> [DBOBJECTS] should then replace [INET6NUM] and [INETNUM] in the references.
>>>> 
>>>> 
>>>>> 8) <!-- [rfced] Regarding reference entry [PREFIXLEN-FINDER:] Please 
>>>>> review. References to GitHub
>>>>> repositories require a commit hash (see:
>>>>> https://www.rfc-editor.org/styleguide/part2/#ref_repo). The original
>>>>> date for this reference - June 2021 - does not appear in this
>>>>> repositories commit history
>>>>> (https://github.com/massimocandela/prefixlen-finder/commits/main/). May
>>>>> we update this reference to use the most recent commit date and commit
>>>>> hash?
>>>>> Current:
>>>>>   [PREFIXLEN-FINDER]
>>>>>              "prefixlen-finder", June 2021,
>>>>>              <https://github.com/massimocandela/prefixlen-finder>.
>>>>> Perhaps:
>>>>>   [PREFIXLEN-FINDER]
>>>>>              "prefixlen-finder", commit fa70e6b, 3 June 2025,
>>>>>              <https://github.com/massimocandela/prefixlen-finder>.
>>>>> -->
>>>> 
>>>> 
>>>> 
>>>>> 10) <!--[rfced] We had the following questions/comments related to 
>>>>> terminology used throughout the document:
>>>>> a) we have used the hyphenated end-site throughout; please let us know 
>>>>> any objections.
>>>>> -->
>>>> 
>>>> Fine by me as well.
>>>> 
>>>> 
>>>> Cheers,
>>>> 
>>>> Oliver
>>>> 
>>>>> Thank you.
>>>>> Megan Ferguson
>>>>> RFC Production Center
>>>>> *****IMPORTANT*****
>>>>> Updated 2026/05/06
>>>>> RFC Author(s):
>>>>> --------------
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>>>>> Files
>>>>> -----
>>>>> The files are available here:
>>>>>   https://www.rfc-editor.org/authors/rfc9977.xml
>>>>>   https://www.rfc-editor.org/authors/rfc9977.html
>>>>>   https://www.rfc-editor.org/authors/rfc9977.pdf
>>>>>   https://www.rfc-editor.org/authors/rfc9977.txt
>>>>> Diff file of the text:
>>>>>   https://www.rfc-editor.org/authors/rfc9977-diff.html
>>>>>   https://www.rfc-editor.org/authors/rfc9977-rfcdiff.html (side by side)
>>>>> Diff of the XML:
>>>>>   https://www.rfc-editor.org/authors/rfc9977-xmldiff1.html
>>>>> Tracking progress
>>>>> -----------------
>>>>> The details of the AUTH48 status of your document are here:
>>>>>   https://www.rfc-editor.org/auth48/rfc9977
>>>>> Please let us know if you have any questions.
>>>>> Thank you for your cooperation,
>>>>> RFC Editor
>>>>> --------------------------------------
>>>>> RFC9977 (draft-ietf-opsawg-prefix-lengths-14)
>>>>> Title            : Publishing End-Site Prefix Lengths
>>>>> Author(s)        : O. Gasser, R. Bush, M. Candela, R. Housley
>>>>> WG Chair(s)      : Joe Clarke, Benoît Claise
>>>>> Area Director(s) : Mohamed Boucadair, Mahesh Jethanandani
>>>> 
>> 
> 


Mahesh Jethanandani
[email protected]






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