Meeting details --------------- * Date: 7-8am US Pacific DST, 4pm CEST: https://www.worldtimebuddy.com/?qm=1&lid=100,12,5392171,1850147&h=100&date=2020-10-20&sln=14-15 * Online minutes: https://codimd.ietf.org/notes-ietf-interim-2020-lpwan-15-lpwan?both JOIN WEBEX MEETING ------------------ * Link: https://ietf.webex.com/ietf/j.php?MTID=mcba8d8a5b1d261dc2687bf176e610194 * Meeting number (access code): 171 997 2926 * Meeting password: yVxWFyPJ243 * TAP TO JOIN FROM A MOBILE DEVICE (ATTENDEES ONLY) +1-650-479-3208,,1719972926## * tel:%2B1-650-479-3208,,*01*1719972926%23%23*01* Call-in toll number (US/Canada) * JOIN BY PHONE * 1-650-479-3208 Call-in toll number (US/Canada) Agenda ------ [16:05] Administrivia 10min] o Note-Well, Scribes, Agenda Bashing o WG Status [16:15] CoAP over SCHC [15min] [16:30] SCHC over LoRaWAN [15min] [16:45] Open Bar / AOB [ QS ] Bluesheets ------ * Alexander Pelov, Acklio * Dominique Barthel, Orange * Éric Vyncke, Cisco * Ivaylo Petrov, Acklio * Juan Carlos Zuniga, Sigfox * Laurent Toutain, IMT Atlantique * Pascal Thubert, Cisco * Ricardo Andreasen * Arthur Oval * Carles Gomez (last interims) * Vincent Audebert * Olivier Gimenez * Carles Gomez * David Millman * Éric Vyncke * Juan Carlos Zuniga * Sergio Aguilar * Ana Minaburo, Acklio * Alexander Pelov, Acklio * Diego Dujovne, UDP * Laurent Toutain, IMT Atlantique * Julien Catalano, Kerlink * Sean Turner, sn3rd * Carles Gomez, Universitat Politecnica de Catalunya * J Lecoeuvre * Olivier Gimenez, Semtech * Arunprabhu Kandasamy, Acklio Minutes ------ [16:05] Introduction [10min] * Alexander gives the note well * Ana is excused, Olivier is excused, Dominique 1/2 present * Not recording, introducing topics * Last meeting minutes approved * Reminder: no LPWAN meeting at IETF 109 [16:15] CoAP over SCHC [15min] * 16 published, many changes https://www.ietf.org/rfcdiff?url2=draft-ietf-lpwan-coap-static-context-hc-16 * 400 changes, mostly editorial, vocabulary * 1 DISCUSS with Benjamin Kaduk * major (see slides) architecture-related change, fig 1 and 2 in draft * compresson of CoAP and IPv6 with same rule set * vs. "end-to-end" application CoAP that splits in 2 rule sets with different end points * Length is now present in the rule * security section, not only LPWAN security * Pascal: do we need a new WGLC? * Eric: need to read the diff, but for the moment seems that it *could* be compatible with the last WGLC (e.g. no new IETF LC may be needed) * Pascal: will post to the list asking review of the diff before friday indicating that this is not a WGLC 2. [16:30] SCHC over LoRaWAN [15min] * 5 november on the IESG telechat * Dominique: One figure missing (error case with bitmap returned) * RFC Queue currently is 1 to 4 months [16:45] Open Bar / AOB [ QS ] * Éric Vyncke received a req by Alex Davies (Research cie in UK) asking for LoRa Alliance how it could work better with IETF, what is the status, what can improve * Eric suggested to contact the group chairs, who expect emails * Alex: we'll guide Mr Davies through * Alex: interop test. Any action point? * A team from the WG and the ETSI need to be defined and specify the tests to be run * Juan Carlos: start brainstorming on the test plan. The idea would not to interop LoRaWAN and Sigfox, but to test the SCHC implementation - so connect the different technologies to the same SCHC GW * Pascal: do we want to have a radio layer ? Software, VM, and a tunnel... * Juan Carlos: bith radio and wire if possible * Need to see how ETSI reacts * Pascal: need to see if they still do this type of activity? * Laurent indicates that teh ETSI contact may be Ultan Mulligan * Pascal: For 6TiSCH, the contact who helped us was Miguel Angel Reina Ortega )