MQTT-SN SC Meeting

When:  Feb 27, 2025 from 16:00 to 17:00 (UTC)
Associated with  MQTT SN Subcommittee
  • Roll call
  • Approve agenda
  • Approve minutes from last meeting - https://groups.oasis-open.org/higherlogic/ws/public/document?document_id=72365&wg_id=3d1c9127-09c1-4b2e-8801-018dc7d3f558
  • Voting rights update 
  • Working draft progress/questions:
    • https://issues.oasis-open.org/browse/MQTT-641 - Topic and Alias clarifications - specifically the use of two char topic names (see also https://issues.oasis-open.org/browse/MQTT-642) 
    • https://issues.oasis-open.org/browse/MQTT-638 - Session Expiry in Connect should be optional
    • https://issues.oasis-open.org/browse/MQTT-639 - Allow switching off Keep Alive by setting to 0
    • https://issues.oasis-open.org/browse/MQTT-627:
      • review MQTT-BASIC bit layout - 4.11.1.2
      • review MQTT-ENHANCED proposal - 4.11.1.2
    • https://issues.oasis-open.org/browse/MQTT-635: session expiry in connack should be optional - DONE
    • review DISCONNECT diagram proposal - section 3.16
    • https://issues.oasis-open.org/browse/MQTT-631 - Does the PINGREQ need Client ID - discuss further
    • https://issues.oasis-open.org/browse/MQTT-637 - How do retry, keepalive work in the awake state - discuss, Davide's proposal
    • https://issues.oasis-open.org/browse/MQTT-640 - different definitions of GwID in ADVERTISE and GWINFO
    • https://issues.oasis-open.org/browse/MQTT-636 - review proposal
  • Working draft action items outstanding:
    1. update QoS2 descriptions and diagrams to match consensus
    2. review and update entire draft for use of Packet and Application, Will and  Retained Message terms
    3. Remove comparative references to MQTT
    4. be specific about DUP flag use
    5. re-review Topic Registration and Alias sections for consistency
    6. review and rewrite Operational Behavior sections inherited from MQTT-SN 1.2
    7. decide what contents we want for Appendix C
  • AOB
  • Confirm time and date of next meeting
  • Check for late arrivals

Location

Dial-in Instructions:
As per e-mail

Contact

Ian Craggs

icraggs@gmail.com

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