Re: FWD: Assertion of an issue with previously undisclosed IPR involving YANG and maybe draft-ietf-core-problem-details
t petch <ietfa@btconnect.com> Wed, 29 June 2022 10:03 UTC
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Subject: Re: FWD: Assertion of an issue with previously undisclosed IPR involving YANG and maybe draft-ietf-core-problem-details
To: Brian E Carpenter <brian.e.carpenter@gmail.com>, ipr-wg@ietf.org
References: <47287450E84A302CE73DE36D@PSB> <62B98ECC.3010501@btconnect.com> <4c0e45af-50cf-ad23-7777-ace250a5a9d8@gmail.com> <dd5c72df-e918-aa19-8492-a1df79c815ad@gmail.com>
From: t petch <ietfa@btconnect.com>
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On 28/06/2022 04:53, Brian E Carpenter wrote: > Correction: it's only disclosure 5688 that is unavailable. I reported it. Brian My apologies, I got the numbers slightly wrong. I should have said 5689 to 5698 so 5688 should not have figured. As you say, access is restricted. 5697 is the one that I think is about a current but unadopted I-D with an unpublished patent with a date of 2022-04-28 with a Possible Royalty/Fee (which the WG found unacceptable in june 2019). Tom Petch p.s. I find that recent 'upgrade' to the datatracker now makes it difficult for me to find IPR Claims. I can link from e-mail or type in the URL but not search. Doubtless a move to push me onto an ugly browser:-( > > Regards > Brian Carpenter > > On 28-Jun-22 10:41, Brian E Carpenter wrote: >>> Ten IPR claims - 5688 to 5697 - were submitted last week >> >> These disclosures are not available to the public. >> >>> What should happen when IPR claims are submitted against the RFC Editor >>> Queue? >> >> I believe the document(s) must be put on hold and referred back to the >> WG, >> although as Scott Bradner pointed out, such a late disclosure would be >> viewed >> very negatively by the courts. >> >> Regards >> Brian Carpenter >> >> On 27-Jun-22 23:04, tom petch wrote: >>> On 24/06/2022 17:33, John C Klensin wrote: >>>> Hi. As if people didn't have enough to worry about... >>>> >>>> Assuming Tom's description is correct and I understand it >>>> correctly, the note below involves an author/Contributor who was >>>> presumably completely aware of the disclosure rules (not just >>>> from the Note Well and documents it references but from earlier >>>> experience) but who nonetheless chose to defer making a claim >>>> about an encumbrance and possible royalties until very late in >>>> the process. Is it time for (another) discussion about how we >>>> might prevent or mitigate such behavior? Should we, when >>>> publishing such disclosures, have a mechanism to attach a >>>> timeline that might assist someone evaluating the claim or >>>> considering a challenge to it? >>> >>> Ten IPR claims - 5688 to 5697 - were submitted last week against I2NSF >>> documents, most of which have now reached the RFC Editor Queue >>> (MISSREF), one unadopted (draft-lingga-i2nsf-application-interface-dm). >>> All specify 'Possible Royalty Fee'. The name of the patent holder >>> would appear to be the name that has figured most prominently in the >>> progress of these I-D as author and the one who posts responses to >>> comments, usually in the form of PDF. All except the one relating to >>> the unadopted I-D would appear to relate to versions that appeared some >>> time ago, 2019, 2020. (I find the format of the IPR claim not easy to >>> follow and here, parts are in CJK script which I do not understand). >>> >>> Five similar claims - 3553 to 3557 - were filed in June 2019 around the >>> time of WGLC for one of the I-D. Posts at that time are clear that >>> 'Possible Royalty/Fee' would not be acceptable to the WG and that the >>> I-D should not progress. Revised claims - 3603 to 3607 - were submitted >>> with different licensing, the often used reciprocity clause, and the WG >>> deemed those acceptable for the work to continue. >>> >>> Some of the claims specify the sections of the I-D and at least one >>> (5695) appears to include the 'IANA Considerations' in that. This >>> interests me as these are for YANG modules and the original choice of >>> YANG prefix seemed unhelpful. One of my contributions was to propose >>> revised YANG prefix for all the modules along the lines used in other WG >>> and my suggestions were adopted (albeit after the revision for which the >>> IPR is claimed - I make no IPR claim for this idea:-) >>> >>> So very late IPR claims, seemingly for revisions from some time ago, >>> with licensing that the WG had already found unacceptable relating to a >>> patent that would appear to be for one of the authors. >>> >>> What should happen when IPR claims are submitted against the RFC Editor >>> Queue? >>> >>> Tom Petch >>> >>> >>>> best, >>>> john >>>> >>>> >>>> >>>> >>>> ---------- Forwarded Message ---------- >>>> Date: Friday, June 24, 2022 17:01 +0100 >>>> From: tom petch <daedulus@btconnect.com> >>>> To: "Martin J. Dürst" <duerst@it.aoyama.ac.jp>, Ira McDonald >>>> <blueroofmusic@gmail.com> >>>> Cc: Carsten Bormann <cabo@tzi.org>, Harald Alvestrand >>>> <harald@alvestrand.no>, Applications and Real-Time Area >>>> Discussion <art@ietf.org>, Core WG mailing list <core@ietf.org>, >>>> draft-ietf-core-problem-details.all@ietf.org, last-call@ietf.org >>>> Subject: Re: [Last-Call] [art] Artart last call review of >>>> draft-ietf-core-problem-details-05 YANG >>>> >>>> Slight tweak to the subject line for this narrow focus on YANG >>>> >>>> On 24/06/2022 13:28, Martin J. Dürst wrote: >>>>> Hello Tom, others, >>>>> >>>>> Thanks for bringing the Yang issues, in particular the >>>>> leaf_language definition, to our attention. That leaf_language >>>>> regular expression is complete overkill; the same arguments >>>>> that I gave to Carsten re. his copied ABNF apply. >>>>> >>>>> It may be too late to fix >>>>> draft-ietf-i2nsf-nsf-facing-interface-dm, but if there's still >>>>> a chance, that would be great. If it's too late for >>>>> draft-ietf-i2nsf-nsf-facing-interface-dm, I hope it's not too >>>>> late for some other YANG drafts. >>>>> >>>>> I'm glad that Francesca is pushing for language information >>>>> where it matters, but we should make sure that this doesn't >>>>> end up in copying needlessly complicate regular expressions. >>>> >>>> The I2NSF I-D is with the RFC Editor MISSREF as is >>>> nsf-monitoring. -capability has not got language tags while >>>> -consumer-facing has and is still a WG document. IPR claims >>>> were submitted this week against all the I-D with 'Possible >>>> Royalty Fee'. Similar claims were submitted three or four years >>>> ago and the inclusion of the Fee led to resistance about the >>>> work being done whereupon the Licensing was changed to be >>>> acceptable. The referenced document in the IPR claim is from >>>> 2019. The referenced sections are the YANG module and the >>>> examples and in some cases the IANA Considerations. The >>>> inventor of the unpublished patent appears to be the same as the >>>> IETF partipant who has been driving and authored much of the >>>> I2NSF work. Nothing to do with language tags except that if the >>>> claim is applied to the more recent I-D then it could cover the >>>> regular expression. Having been involved with the I2NSF I-D for >>>> some years, I am no longer surprised by such happenings. >>>> >>>> Tom Petch >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>>> >>>>> Regards, Martin. >>>>> >>>>> On 2022-06-24 19:44, tom petch wrote: >>>>>> Just on the YANG point >>>>>> >>>>>> On 24/06/2022 11:20, Ira McDonald wrote: >>>>>>> Hi, >>>>>>> >>>>>>> Hmm...I knew I should have been silent in this thread... >>>>>>> >>>>>>> John - you're right that any future update to RFC 5646 will >>>>>>> be carefully backwards compatible. >>>>>>> And Martin could answer (off list) your question about >>>>>>> possible future changes. >>>>>>> >>>>>>> Tom - many copies in YANG or anywhere else is a disturbing >>>>>>> idea. Any computer language >>>>>>> that doesn't have a good mechanism for namespaces, import, >>>>>>> and export isn't >>>>>>> fully baked. >>>>>>> And I know so little about YANG that I don't even know what >>>>>>> it can do here. >>>>>> >>>>>> Ira, >>>>>> >>>>>> YANG does have import but it is a bit clunky. The I2NSF have >>>>>> a cluster of six closely related modules which cries out for >>>>>> a common module but the WG chose not to use that approach so >>>>>> there is much replication, much ovelap in their modules e.g. >>>>>> with language tags. >>>>>> >>>>>> The NETMOD WG produced RFC6991 which provided common types >>>>>> and is used by almost all YANG modules and 6991bis has just >>>>>> completed WGLC so that is the natural place to put a language >>>>>> type. 6991 works because it was based on decades of >>>>>> experience with SMI but other WG are not so skilled at >>>>>> judging when to create a common module and what to put in it. >>>>>> The opsawg WG is an interesting case study therein. >>>>>> >>>>>> So with Francesca raising this issue several times I have >>>>>> asked NETMOD to include a language tag construction in >>>>>> 6991bis but since the I-D has a long history and is much >>>>>> overdue, then I expect that they will be reluctant to act, >>>>>> but I have asked. >>>>>> >>>>>> Tom Petch >>>>>> >>>>>> >>>>>>> CORE - please delete *all* of your CDDL details for language >>>>>>> tags and just >>>>>>> use one of the >>>>>>> several excellent libraries that correctly parse language >>>>>>> tags, when needed. >>>>>>> >>>>>>> All - one of the key ethical reasons for the Internet is >>>>>>> fair access to information for all. The >>>>>>> correct use of language tags is really important. The idea >>>>>>> of inferring human language from >>>>>>> the context is nonsense, because the upper layer context is >>>>>>> often the first >>>>>>> thing discarded. >>>>>>> >>>>>>> I will now leave it to Francesca to keep bothering the IESG >>>>>>> about language >>>>>>> tags and return >>>>>>> to my cave and worry about automotive security. >>>>>>> >>>>>>> Cheers, >>>>>>> - Ira >>>>>>> >>>>>>> >>>>>>> *Ira McDonald (Musician / Software Architect)* >>>>>>> >>>>>>> *Chair - SAE Trust Anchors and Authentication TF* >>>>>>> *Co-Chair - TCG Trusted Mobility Solutions WG* >>>>>>> >>>>>>> *Co-Chair - TCG Metadata Access Protocol SG* >>>>>>> >>>>>>> >>>>>>> On Fri, Jun 24, 2022 at 4:54 AM tom petch >>>>>>> <daedulus@btconnect.com> wrote: >>>>>>> >>>>>>>> On 23/06/2022 22:08, Ira McDonald wrote: >>>>>>>>> Hi Carsten, >>>>>>>>> >>>>>>>>> I take your point about copying from a given RFC. >>>>>>>>> >>>>>>>>> But the history of IETF Language Tags is RFC 1766 (1995), >>>>>>>>> RFC 3066 >>>>>>>> (2001), >>>>>>>>> RFC 4646 (2006), and RFC 5646 (2009). It's a long time >>>>>>>>> since 2009 and, >>>>>>>> as >>>>>>>>> Martin noted, there have been a variety of proposals for >>>>>>>>> updating >>>>>>>> language >>>>>>>>> tags in the past 13 years, so it's reasonably likely that >>>>>>>>> there will be a >>>>>>>>> newer >>>>>>>>> version at some point. And since language tags are now >>>>>>>>> quite structured, >>>>>>>>> the chance of not needing syntax changes is fairly low. >>>>>>>>> This draft RFC >>>>>>>> from >>>>>>>>> CORE wouldn't catch up quickly, presumably. >>>>>>>> >>>>>>>> Probably a left field comment. >>>>>>>> >>>>>>>> I had not heard of, or forgotten about, language tags until >>>>>>>> the IESG review of draft-ietf-i2nsf-nsf-facing-interface-dm >>>>>>>> drew a DISCUSS from Francesca because the 26 YANG string >>>>>>>> that were meant to be human readible had no language tags. >>>>>>>> She pointed to RFC2277 while saying that >>>>>>>> RFC5646 should be a Normative Reference. >>>>>>>> >>>>>>>> The I-D was revised to include a YANG leaf 'language' with >>>>>>>> a horrendous YANG pattern spanning 25 lines. >>>>>>>> >>>>>>>> Two consequences. The pattern, doubtless a gross >>>>>>>> simplification of what >>>>>>>> it might have been, was wrong and was revised - I have not >>>>>>>> looked to see >>>>>>>> if it makes sense now but then I did not spot the error in >>>>>>>> the first place - so I have the sense that, like trying to >>>>>>>> specify a pattern for IPv6 address, language tags are easy >>>>>>>> to get wrong. Second there is now a pattern of Francesca >>>>>>>> throwing DISCUSS at other similar I-D so language >>>>>>>> tags, and their modelling in YANG, could get more attention >>>>>>>> (at least while Francesca is on the IESG:-) her comments >>>>>>>> could have been made about any number of earlier YANG RFC). >>>>>>>> The pattern in the I2NSF I-D cannot be imported into >>>>>>>> another YANG module, rather each YANG module that draws a >>>>>>>> DISCUSS will contain a fresh copy. If ideas evolve, then >>>>>>>> there are likely to be many disparate copies. >>>>>>>> >>>>>>>> Tom Petch >>>>>>>> >>>>>>>>> >>>>>>>>> Cheers, >>>>>>>>> - Ira >>>>>>>>> >>>> >>> >>> _______________________________________________ >>> Ipr-wg mailing list >>> Ipr-wg@ietf.org >>> https://www.ietf.org/mailman/listinfo/ipr-wg > _______________________________________________ > Ipr-wg mailing list > Ipr-wg@ietf.org > https://www.ietf.org/mailman/listinfo/ipr-wg
- FWD: Assertion of an issue with previously undisc… John C Klensin
- Re: FWD: Assertion of an issue with previously un… Brian E Carpenter
- Re: Assertion of an issue with previously undiscl… Carsten Bormann
- Re: Assertion of an issue with previously undiscl… Bradner, Scott
- Re: FWD: Assertion of an issue with previously un… tom petch
- Re: FWD: Assertion of an issue with previously un… tom petch
- Re: FWD: Assertion of an issue with previously un… Brian E Carpenter
- Re: FWD: Assertion of an issue with previously un… Brian E Carpenter
- Re: FWD: Assertion of an issue with previously un… t petch