Hi Adrian,

We marked your approval on the AUTH48 status page for this document (see 
https://www.rfc-editor.org/auth48/rfc9837).

Thank you!
RFC Editor/rv



> On Aug 8, 2025, at 1:39 PM, Adrian Farrel <[email protected]> wrote:
> 
> I approve.
> 
> Thanks for the work.
> 
> Adrian
> 
> -----Original Message-----
> From: Rebecca VanRheenen <[email protected]> 
> Sent: 08 August 2025 19:28
> To: Ron Bonica <[email protected]>; [email protected]; 
> [email protected]; [email protected]; [email protected]
> Cc: RFC Editor <[email protected]>; [email protected]; 
> [email protected]; [email protected]; [email protected]; 
> [email protected]
> Subject: Re: AUTH48: RFC-to-be 9837 <draft-ietf-6man-vpn-dest-opt-11> for 
> your review
> 
> Hi Adrian and other authors,
> 
> Adrian - Thank you for addressing all of our questions. We have updated the 
> document accordingly.
> 
> All - Please review the document carefully to ensure satisfaction as we do 
> not make changes once it has been published as an RFC. Contact us with any 
> further updates or with your approval of the document in its current form. We 
> will await approvals from each author prior to moving forward in the 
> publication process.
> 
> — FILES (please refresh) —
> 
> Updated XML file:
>   https://www.rfc-editor.org/authors/rfc9837.xml
> 
> Updated output files:
>   https://www.rfc-editor.org/authors/rfc9837.txt
>   https://www.rfc-editor.org/authors/rfc9837.pdf
>   https://www.rfc-editor.org/authors/rfc9837.html
> 
> Diff file showing all changes made during AUTH48:
>   https://www.rfc-editor.org/authors/rfc9837-auth48diff.html
>   https://www.rfc-editor.org/authors/rfc9837-auth48rfcdiff.html (side by side)
> 
> Diff files showing all changes:
>   https://www.rfc-editor.org/authors/rfc9837-diff.html
>   https://www.rfc-editor.org/authors/rfc9837-rfcdiff.html (side by side)
>   https://www.rfc-editor.org/authors/rfc9837-alt-diff.html (diff showing 
> changes where text is moved or deleted)
> 
> For the AUTH48 status of this document, please see:
>   https://www.rfc-editor.org/auth48/rfc9837
> 
> Thank you,
> 
> RFC Editor/rv
> 
> 
> 
>> On Aug 8, 2025, at 7:18 AM, Ron Bonica 
>> <[email protected]> wrote:
>> 
>> Folks,
>> 
>> I defer to Adrian on all points. He is a native speaker of English. I speak 
>> only American.
>> 
>>                                                 Ron
>> 
>> 
>> Juniper Business Use Only
>> From: Adrian Farrel <[email protected]>
>> Sent: Friday, August 8, 2025 5:20 AM
>> To: [email protected] <[email protected]>; Ron Bonica 
>> <[email protected]>; [email protected] <[email protected]>; 
>> [email protected] <[email protected]>; [email protected] 
>> <[email protected]>
>> Cc: [email protected] <[email protected]>; [email protected] 
>> <[email protected]>; [email protected] <[email protected]>; 
>> [email protected] <[email protected]>; [email protected] 
>> <[email protected]>
>> Subject: RE: AUTH48: RFC-to-be 9837 <draft-ietf-6man-vpn-dest-opt-11> for 
>> your review
>> [External Email. Be cautious of content]
>> 
>> 
>> Hi there,
>> 
>> Definitive responses should come from Ron, but in the interest of moving 
>> things along, here are my thoughts...
>> 
>>> 1) <!-- [rfced] Should the note in Section 3 of this document be in the 
>>> <aside>
>>> element? The <aside> element is defined as "a container for content that
>>> is semantically less important or tangential to the content that
>>> surrounds it" 
>>> (https://urldefense.com/v3/__https://authors.ietf.org/en/rfcxml-vocabulary*aside__;Iw!!NEt6yMaO-gk!Ae-Fqk-UK1M6PbWK49f_lRu5SAO9yvxT4nagRabnlIaDeDRjmPOTjNARh5BhMsFcQr9cT66Je9rLsD3P0w$
>>>  ).
>>> 
>>> Original:
>>>  NOTE: For this experiment, the Option Type is set to '01011110',
>>>  i.e., 0x5E.  The highest-order two bits are set to 01 indicating that
>>>  the required action by a destination node that does not recognize the
>>>  option is to discard the packet.  The third highest-order bit is set
>>>  to 0 indicating that Option Data cannot be modified along the path
>>>  between the packet's source and its destination.  The remaining low-
>>>  order bits are set to '11110' to indicate the single IPv6 Destination
>>>  Option Type code point available in the registry for experimentation.
>>> -->
>> 
>> No, I don't think this is an aside. It is a "Nota Bene" type of "NOTE", not 
>> to be glossed over by the reader.
>> 
>>> 2) <!-- [rfced] FYI - We updated this sentence as follows to clarify "in the
>>> registry". We also moved "for experimentation" to earlier in the
>>> sentence. Let us know any concerns.
>>> 
>>> Original:
>>>  The remaining low-
>>>  order bits are set to '11110' to indicate the single IPv6 Destination
>>>  Option Type code point available in the registry for experimentation.
>>> 
>>> Perhaps:
>>>  The remaining low-order bits are set to '11110' to indicate the single
>>>  IPv6 Destination Option Type code point available for experimentation
>>>  in the "Destination Options and Hop-by-Hop Options" registry [V6MSG].
>>> -->
>> 
>> The pedant in me (which will not die!) says that we don't do experimentation 
>> in the registry :-Z
>> But, if you, as a native speaker, find this clearer, I don't object.
>> 
>>> 3) <!-- [rfced] Would you like to update these list items to avoid 
>>> repetition of
>>> "Defined in"? Or do you prefer the current?
>>> 
>>> Original:
>>>  The IPv6 header contains:
>>> 
>>>  *  Version - Defined in [RFC8200].  MUST be equal to 6.
>> 
>> [snip]
>> 
>>>  The IPv6 Destination Options Extension Header contains:
>>> 
>>>  *  Next Header - Defined in [RFC8200].  MUST identify the protocol of
>>>     the customer data.
>> 
>> [snip]
>> 
>>> Perhaps (remove "Defined in"):
>>>  The IPv6 header contains:
>>> 
>>>  *  Version [RFC8200].  MUST be equal to 6.
>> 
>> [snip]
>> 
>>> Or (include [RFC8200] in introductory text):
>>>  The IPv6 header contains the following (all defined in [RFC8200]):
>>> 
>>>  *  Version - MUST be equal to 6.
>> 
>> [snip]
>> 
>>>  The IPv6 Destination Options Extension Header contains the following
>>>  (both defined in [RFC8200]):
>>> 
>>>  *  Next Header - MUST identify the protocol of
>>>     the customer data.
>> 
>> [snip]
>> 
>> I prefer this second formulation (with the two pieces of introductory text)
>> 
>>> -->
>> 
>>> 4) <!-- [rfced] Terminology
>>> 
>>> a) We see the following forms in the document. Should these be consistent? 
>>> If
>>> so, please let us know which form is preferred.
>>> 
>>> IPv6 VPN Service Option
>>> VPN Service Option
>> 
>> I see only one "IPv6 VPN Service option" [sic] which is in Section 7.
>> Thus, please change that to "VPN Service Option".
>> 
>> But there is also "IPv6 VPN Service Destination Option"
>> 
>> The document title should remain as it is (qualifying the VPN Service Option 
>> to IPv6).
>> The other cases (Sections 5 and 7) can all change to "VPN Service Option".
>> 
>>> Destination Options header
>>> IPv6 Destination Options Extension Header
>> 
>> I only found one " IPv6 Destination Options Extension Header" (in Section 4).
>> It serves as a sub-heading and contrasts with "IPv6 header" above the 
>> previous bullets, so I think it is good.
>> On the other hand, please s/IPv6 header/IPv6 Header/ in that previous 
>> sub-header.
>> 
>>> b) Please review "Destination Options" in this sentence. Is this correct, or
>>> should this be updated to "Destination Options headers" or "IPv6 Destination
>>> Options"?
>>> 
>>> Original:
>>>  It MAY also contain any legal
>>>  combination of other Destination Options.
>> 
>> Correct as written in the original.
>> 
>>> c) We see the following forms in the document:
>>> 
>>> IPv6 VPN Service Destination Option (5 instances, including in document 
>>> title)
>>> VPN Service Destination Option (1 instance)
>>> 
>>> The abstract notes that "The experimental IPv6 Destination Option is called
>>> the VPN Service Option." We see instances of "VPN Service Option" and "IPv6
>>> Destination Option" throughout the document.
>>> 
>>> Should instances of "IPv6 VPN Service Destination Option" be updated to "VPN
>>> Service Option"? Please review and let us know if any updates are needed for
>>> clarity.
>>> 
>>> Original:
>>> IPv6 VPN Service Destination Option
>>> 
>>> Perhaps:
>>>  VPN Service Option
>> 
>> This overlaps with part of point a).
>> I believe it is fully covered there, but please come back if it is unclear.
>> 
>>> d) We have updated the abbreviated title (appears in the running header at 
>>> the
>>> top of each page in the pdf output) as follows. Let us know if any further
>>> updates are needed per the question above.
>>> 
>>> Original:
>>> Svc. Dest. Opt.
>>> 
>>> Updated:
>>> Service Destination Option
>>> 
>>> Perhaps:
>>> VPN Service Option
>> 
>> Would ideally be "VPN Service Destination Option", but if that is too long, 
>> "VPN Service Option".
>> 
>>> -->
>> 
>>> 5) <!-- [rfced] FYI - We have added expansions for the following 
>>> abbreviations
>>> per Section 3.6 of RFC 7322 ("RFC Style Guide"). Please review each
>>> expansion in the document carefully to ensure correctness.
>>> 
>>> Segment Routing over IPv6 (SRv6)
>>> Network Virtualization over Layer 3 (NVO3)
>>> Operations, Administration, and Maintenance (OAM)
>> 
>> All fine, but really is time to make these three "well known" :-)
>> 
>>> -->
>> 
>>> 6) <!-- [rfced] Please review the "Inclusive Language" portion of the online
>>> Style Guide 
>>> <https://urldefense.com/v3/__https://www.rfc-editor.org/styleguide/part2/*inclusive_language__;Iw!!NEt6yMaO-gk!Ae-Fqk-UK1M6PbWK49f_lRu5SAO9yvxT4nagRabnlIaDeDRjmPOTjNARh5BhMsFcQr9cT66Je9rAh-eLIg$
>>>  >
>>> and let us know if any changes are needed.  Updates of this nature typically
>>> result in more precise language, which is helpful for readers.
>>> 
>>> Note that our script did not flag any words in particular, but this should
>>> still be reviewed as a best practice.
>> 
>> I looked again, and found nothing of concern.
>> 
>>> -->
>>> 
>>> Thank you.
>> 
>> No! Thank you.
>> 
>> Best,
>> Adrian
> 
> 

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