NTP Virtual Interim - 8 June 2022

Draft Agenda

1. Administrative and Agenda Bashing
2. NTP/TICTOC WG Document Status Review/Update
3. Roughtime
4. Chronos
5. NTPv5
6. AOB

Attendees:
Please add your name here:

• Karen O'Donoghue
• Watson Ladd
• Dieter Sibold
• Rich Salz (first 30 minutes only)
• Christer Weinigel
• Marcus Dansarie
• Denis Reilly
• Neta Rozen-Schiff
• Miroslav Lichvar
• Erik Kline
• David Venhoek
• Clay Kaiser
• Hiroyuki
• Carsten Bormann
• Ira McDonald
• David Millman
• Kristof Teichel
• Tal Mizrahi

Notes:
Please contribute to the minutes here:

Admin

No agenda bashing

Document Status

A YANG Data Model for NTP

https://datatracker.ietf.org/doc/draft-ietf-ntp-yang-data-model/

• In the RFC Editor queue
• Thanks to the authors

Control Messages Protocol for Use with Network Time Protocol Version 4

https://datatracker.ietf.org/doc/draft-ietf-ntp-mode-6-cmds/

• Waiting on AD
• Brian proposed changes to address all comments

NTP Interleaved Modes

https://datatracker.ietf.org/doc/draft-ietf-ntp-interleaved-modes/

• Deferred by AD

Enterprise Profile for the Precision Time Protocol With Mixed Multicast and Unicast Messages

https://datatracker.ietf.org/doc/draft-ietf-tictoc-ptp-enterprise-profile/

• Ready for IESG

NTP Registries

Updating the NTP Registries
https://datatracker.ietf.org/doc/draft-ietf-ntp-update-registries/

• In WGLC
• Close WGLC and move it to IESG

Roughtime

• Watson: More work in fall. If people implement it, please let me
  know.
• Karen: Does it make sense to have it in a hackathon?
• Marcus: having the goal to have existing implementation
  interoperable would be goal for a hackathon
• Christer: agree
• Karen: will put the necessary information in the hackathon wiki
• Ira: Roughtime is urgently needed in automotive industry
• Marcus: would be welcome any comments from this industry
• Ira: Roughtime is a very good fit for the auto industry.
• Teichel: Why roughtime is more desirable than NTS?
• Christer: I'm interested in creating a library for roughtime for
  small systems
• Christer: Netnod is currently working on a project looking at the
  problem of bootstrapping time on IoT devices with Roughtime.

Chronos

Neta presents slides
https://datatracker.ietf.org/meeting/interim-2022-ntp-02/materials/slides-interim-2022-ntp-02-sessa-a-secure-selection-and-filtering-mechanism-for-the-network-time-protocol-00

• Karen: Next step: WGLC
• Watson: I will send some comments. These may be treated during WGLC.

NTPv5

Requirements draft

• James couldn't participate
• No objections to adopt this a working group document

NTPv5 specification draft

• Miroslav: no changes since the last interim
• Miroslav: should be considered for adoption after adoption of the
  requirements draft

NTP over PTP

• Miroslav: No changes. Considered to be ready for adoption

NTS for PTP

• Kristof: there are no substantial updates to the draft.

AOB

• Next interim in about four weeks
• We will plan a physical meeting during IETF 114