Re: [Ntp] NTP Extensions (was Re: Last Call: <draft-ietf-ntp-using-nts-for-ntp-22.txt> (Network Time Security for the Network Time Protocol) to Proposed Standard)
Harlan Stenn <stenn@nwtime.org> Wed, 19 February 2020 22:29 UTC
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To: Daniel Franke <dfoxfranke@gmail.com>
Cc: Watson Ladd <watson@cloudflare.com>, NTP WG <ntp@ietf.org>
References: <20200219084813.E4C6840605C@ip-64-139-1-69.sjc.megapath.net> <F9A58B4B-25A7-4652-8963-6849DE359C5A@kaloom.com> <1582136379878.71291@akamai.com> <2acb8507-c0b5-a370-d6ab-564398ae9602@nwtime.org> <CAN2QdAEfBx_DRnqFNs+paBBPijaYfL0m0tqBS2k47q96sbe2RA@mail.gmail.com> <6fea5d44-0124-499a-1b3f-b25f8d09a1ab@nwtime.org> <CAN2QdAF+ZsyLDMB587kEQ7B4+J7JgHt7Bbbdn_aCYqoUZ79TdA@mail.gmail.com> <2442cd46-8fa2-0911-f5c5-f94890d9637c@nwtime.org> <CAJm83bCxSSMTcpEGA6BUbfMTKm4gqVrmjGuOZ1fnph_BzODQtg@mail.gmail.com>
From: Harlan Stenn <stenn@nwtime.org>
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Date: Wed, 19 Feb 2020 14:29:08 -0800
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Subject: Re: [Ntp] NTP Extensions (was Re: Last Call: <draft-ietf-ntp-using-nts-for-ntp-22.txt> (Network Time Security for the Network Time Protocol) to Proposed Standard)
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On 2/19/2020 2:25 PM, Daniel Franke wrote: > RFC 5905 likewise provides 16 bits. But there was a STRUCTURE to those bits that is now being ignored. H -- > On Wed, Feb 19, 2020, 17:15 Harlan Stenn <stenn@nwtime.org > <mailto:stenn@nwtime.org>> wrote: > > > > On 2/19/2020 2:11 PM, Watson Ladd wrote: > > On Wed, Feb 19, 2020 at 2:08 PM Harlan Stenn <stenn@nwtime.org > <mailto:stenn@nwtime.org>> wrote: > >> > >> > >> > >> On 2/19/2020 1:59 PM, Watson Ladd wrote: > >>> On Wed, Feb 19, 2020 at 1:33 PM Harlan Stenn <stenn@nwtime.org > <mailto:stenn@nwtime.org>> wrote: > >>>> > >>>> Except that we did discuss this, years ago, and there was a > meeting with > >>>> me and Karen and I forget who else where we specifically said that > >>>> 0xnn04 was already allocated for NTS. I've long been saying we > need a > >>>> way to make progress with EF proposals that does not cause > collisions > >>>> between inplementations and avoids flag days. Furthermore, I > told Karen > >>>> that the NTP Project was using 0xNN0[5-9] for other proposals > and that > >>>> with no progress on changing the way the NTP Extension Field IANA > >>>> registry was being managed, that 1) the NTP Project has a > chalkboard > >>>> that we're using for this purpose, and 2) if anybody wants to > work on an > >>>> EF they should just let me know. > >>> > >>> The way to achieve this is to make an experimental/private use range > >>> for the registry. The registry is currently IETF review, which is > >>> annoying: it's big enough to be Specification Required unless > >>> proposals take large chunks of the range. It's not impossible to > >>> change this with WG consensus. > >> > >> Sorry, no. There are 8 bits available for this. If you would have > >> followed the design that was put in place 20 years ago you'd know > this. > > > > RFC 7822 allocates 16 bits for extension types. > > RFC7822 was a terrible mistake in many ways, and I continue to regret > that I did not read it carefully when the vote was taken. I spent a lot > of time and effort trying to clean that up and got no support for those > efforts. > > So here we are. > > -- > Harlan Stenn <stenn@nwtime.org <mailto:stenn@nwtime.org>> > http://networktimefoundation.org - be a member! > > _______________________________________________ > ntp mailing list > ntp@ietf.org <mailto:ntp@ietf.org> > https://www.ietf.org/mailman/listinfo/ntp > -- Harlan Stenn <stenn@nwtime.org> http://networktimefoundation.org - be a member!
- [Ntp] Last Call: <draft-ietf-ntp-using-nts-for-nt… The IESG
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Russ Housley
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Marcus Dansarie
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Patrik Fältström
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Daniel Lublin
- Re: [Ntp] [Last-Call] Last Call: <draft-ietf-ntp-… Russ Housley
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Harlan Stenn
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Hal Murray
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Harlan Stenn
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Miroslav Lichvar
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Hal Murray
- [Ntp] Antw: [EXT] Re: Last Call: <draft-ietf-ntp-… Ulrich Windl
- Re: [Ntp] [Last-Call] Last Call: <draft-ietf-ntp-… Paul Wouters
- Re: [Ntp] [Last-Call] Last Call: <draft-ietf-ntp-… Watson Ladd
- Re: [Ntp] [Last-Call] Last Call: <draft-ietf-ntp-… Salz, Rich
- Re: [Ntp] [Last-Call] Last Call: <draft-ietf-ntp-… Karen O'Donoghue
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Franke, Daniel
- Re: [Ntp] [Last-Call] NTP Extensions (was Re: Las… Benjamin Kaduk
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Harlan Stenn
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Watson Ladd
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Harlan Stenn
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Watson Ladd
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Harlan Stenn
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Daniel Franke
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Karen O'Donoghue
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Watson Ladd
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Harlan Stenn
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Harlan Stenn
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Daniel Franke
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Karen O'Donoghue
- Re: [Ntp] [Last-Call] Last Call: <draft-ietf-ntp-… Karen O'Donoghue
- Re: [Ntp] NTP Extensions (was Re: Last Call: <dra… Suresh Krishnan
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Steven Sommars
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Watson Ladd
- Re: [Ntp] Last Call: <draft-ietf-ntp-using-nts-fo… Miroslav Lichvar
- [Ntp] Antw: [EXT] Re: Last Call: <draft-ietf-ntp-… Ulrich Windl