Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC for status change for draft-ietf-ntp-update-registries
Harlan Stenn <stenn@nwtime.org> Tue, 16 August 2022 11:48 UTC
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To: Heiko Gerstung <heiko.gerstung=40meinberg.de@dmarc.ietf.org>, Ulrich Windl <ulrich.windl@rz.uni-regensburg.de>, "ntp@ietf.org" <ntp@ietf.org>
References: <PH0PR06MB7061FA7A5B338D262B3A2963C2999@PH0PR06MB7061.namprd06.prod.outlook.com> <da155c84-2c70-2e3b-59eb-03e380806cf2@nwtime.org> <PH0PR06MB70611F2331D8255F7E2B6604C2999@PH0PR06MB7061.namprd06.prod.outlook.com> <0b4c7efa-3977-b588-0974-33b6a9437e52@nwtime.org> <YvDWC27qKnODlD52@localhost> <0b57b7db-772e-f5e6-e6a0-a433673f3d77@nwtime.org> <YvED7T5R0UsRWbv3@localhost> <b64c6a0a-ea2e-0a19-4bb9-38bfaa2e5032@nwtime.org> <656D355F-E06A-4005-B9D6-90885FA8509D@akamai.com> <1a4bae28-f0f3-e675-899a-bad597b4ee29@nwtime.org> <F74A7B5B-3D77-42AF-BD7E-1A874CCD2D66@akamai.com> <67545c9a-3291-bbe6-c876-4c762c80c710@nwtime.org> <FF22AEFE-ED61-405E-AB40-B7901D0CD588@meinberg.de> <f79cecd6-92b0-595b-e449-6b6f8944ae66@nwtime.org> <133C5633-E4D5-42AF-8215-E3FDE28C5BF9@meinberg.de> <4f833218-231f-8c47-e529-b3ba00f6554e@nwtime.org> <62FB5EDB020000A10004C5CD@gwsmtp.uni-regensburg.de> <a89aeba9-5e88-2214-634f-7a9a7106eec3@nwtime.org> <22DC6703-ADFA-45BA-B26D-3DB7E957D0F3@meinberg.de>
From: Harlan Stenn <stenn@nwtime.org>
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Subject: Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC for status change for draft-ietf-ntp-update-registries
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On 8/16/2022 4:09 AM, Heiko Gerstung wrote: > The RFC says > " VN Version Number (version): 3-bit integer representing the NTP > version number, currently 4." > > It does not make any exceptions for different modes, so why should the meaning of the version number field be different for mode 6 packets? I did not find anything in RFC5905 about mode 6 packets. Yes, and it also talks about "recognized" versions. If, over the years, mode 6 packets going out as v2 interoperate sufficiently with ntp-[234] target systems, what are the costs/benefits of (arbitrarily?) bumping the version number as new ntpN releases are made? > Regards, > Heiko > > -- > Heiko Gerstung | Managing Director > T: +49 (0)5281 9309-404 | LinkedIn Profile <https://www.linkedin.com/in/heikogerstung/> | Twitter <https://twitter.com/hgerstung> > heiko.gerstung@meinberg.de > > MEINBERG® The Synchronization Experts > > Meinberg Funkuhren GmbH & Co. KG > Lange Wand 9 | 31812 Bad Pyrmont | Germany > Web: http://www.meinberg.de | http://www.meinbergglobal.com | LinkedIn <https://www.linkedin.com/company/meinberg-funkuhren-gmbh-&-co--kg> > > Amtsgericht Hannover 17HRA 100322 > Geschäftsführer/Management: Günter Meinberg, Werner Meinberg, Andre Hartmann, Heiko Gerstung > > Do not miss our Time Synchronization Blog: > http://blog.meinbergglobal.com > > > > Am 16.08.22, 11:22 schrieb "ntp im Auftrag von Harlan Stenn" <ntp-bounces@ietf.org im Auftrag von stenn@nwtime.org>: > > On 8/16/2022 2:09 AM, Ulrich Windl wrote: > >>>> Harlan Stenn <stenn@nwtime.org> schrieb am 15.08.2022 um 23:53 in Nachricht > > <4f833218-231f-8c47-e529-b3ba00f6554e@nwtime.org>: > > ... > >> So if we're a V4 server and we get a v5 request, we will respond with a > >> v4 packet that says v5. > >> > >> This is consistent with the design. > >> > >> No one has seen a v1 packet format in a very long time. The v1 stuff > >> folks are seeing now are v[234] packets claiming to be v1. > >> > >> The format of the base packet saw a slight change going from v2 to v3 > >> (sync dispersion was replaced by estimated drift rate), and there was > >> (TTBOMK) no change to the base packet from v3 to v4. > >> > >> The change from v2 to v3 caused no problems that I can recall, and even > >> so, I'm unaware of ANY surviving v2 servers out there. > > > > Well, ntpq 4.2.8p15 is using version==2 when doing mode 6 queries, so there are V2 packets! > > What exactly does the version field mean in a mode 6 packet? > > -- > Harlan Stenn <stenn@nwtime.org> > http://networktimefoundation.org - be a member! > > _______________________________________________ > ntp mailing list > ntp@ietf.org > https://www.ietf.org/mailman/listinfo/ntp > > > _______________________________________________ > ntp mailing list > ntp@ietf.org > https://www.ietf.org/mailman/listinfo/ntp -- Harlan Stenn <stenn@nwtime.org> http://networktimefoundation.org - be a member!
- [Ntp] Quick review of WGLC for status change for … Karen O'Donoghue
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Karen O'Donoghue
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Karen O'Donoghue
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Sanjeev Gupta
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Salz, Rich
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Hal Murray
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Martin Burnicki
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Martin Burnicki
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Hal Murray
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Martin Burnicki
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Martin Burnicki
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Martin Burnicki
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Martin Burnicki
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Hal Murray
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Miroslav Lichvar
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Martin Burnicki
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- Re: [Ntp] Quick review of WGLC for status change … Karen ODonoghue
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Leif Johansson
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Ulrich Windl
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Ulrich Windl
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… James
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… James Browning
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Leif Johansson
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Danny Mayer
- Re: [Ntp] Quick review of WGLC for status change … Heiko Gerstung
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Heiko Gerstung
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Danny Mayer
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Heiko Gerstung
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Heiko Gerstung
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Heiko Gerstung
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Danny Mayer
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- [Ntp] Antw: [EXT] Re: Quick review of WGLC for st… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Miroslav Lichvar
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Heiko Gerstung
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Ulrich Windl
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Quick review of WGLC for status change … Salz, Rich
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Danny Mayer
- Re: [Ntp] Quick review of WGLC for status change … Harlan Stenn
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Miroslav Lichvar
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… kristof.teichel
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… kristof.teichel
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… kristof.teichel
- Re: [Ntp] Antw: [EXT] Re: Quick review of WGLC fo… Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- [Ntp] Antw: Re: Antw: [EXT] Re: Quick review of W… Ulrich Windl
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Ulrich Windl
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Harlan Stenn
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … James Browning
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Ulrich Windl
- Re: [Ntp] Antw: Re: Antw: [EXT] Re: Quick review … Ulrich Windl