4.0 Solutions Podcast

MQTT with Arlen Nipper, Matt Parris and Aron Semle

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Introduction

  • Overview of MQTT sparkplug protocol origins and its evolution. Timestamp: 0:00

    • Early MQTT Developments

    • Anandi recounts the early development of MQTT from its inception through its current applications.
    • Historical perspective on SCADA systems and communication protocols during the 1980s and 1990s, featuring discussions on the use of 300 baud modems and DEC PDP 11. Timestamp: 4:53

      • Transition in SCADA Technologies

      • Detailed exploration of SCADA technology advancements in the 1990s and the impact of deregulation on service providers. Timestamp: 9:57
      • Evolution of MQTT as a messaging protocol for industrial automation, its adoption by Phillips 66, and its development into a more efficient protocol. Timestamp: 16:49

        • Sparkplug Protocol Development

        • Origin and development of Sparkplug A and its evolution into Sparkplug B for improved efficiency and open-source accessibility. Timestamp: 22:04
        • Discussion on the broader application of MQTT and Sparkplug in process control and beyond, emphasizing community-driven expansions and usage. Timestamp: 27:13

          • Technical Deep Dive into MQTT and Sparkplug

          • Exploring the technical specifics of MQTT and Sparkplug protocols, including their architecture, data efficiency, and reliability improvements. Timestamp: 35:28
          • Panel discussion on expanding MQTT broker capabilities and the need for standardized MQTT plugins. Timestamp: 40:46

            • Integration and Standardization Efforts

            • Utilizing MQTT and OPC UA for enhanced IoT data communication and the challenges with standardization. Timestamp: 46:29
            • Approaches to using MQTT and Sparkplug for effective data integration and management. Timestamp: 53:30

              • Data Management and Quality of Service

              • Focus on using Snowflake for unified data management and preserving schema integrity. Timestamp: 57:48
              • Examination of Quality of Service (QoS) in SCADA systems, addressing safety concerns and data integrity. Timestamp: 1:02:29

                • Infrastructure and Security

                • Discussion on IoT infrastructure improvements, TCP vs. UDP protocols, and the importance of message ordering in industrial communications. Timestamp: 1:08:08
                • Insights into MQTT security enhancements and the implementation challenges of new versions of the spark plug standard. Timestamp: 1:12:18

                  • Improving Messaging Architecture

                  • Suggestions for enhancing Sparkplug messaging architecture, including the use of hierarchical structures and smart subscriptions. Timestamp: 1:18:02

                    • Cloud Computing and Standardization

                    • Deliberation on the impact of cloud computing on data management, emphasizing the role of Snowflake and the standardization efforts around Sparkplug. Timestamp: 1:23:51

                      • These notes outline the key topics and discussions held during the podcast, providing listeners with a clear roadmap of the content and the timestamps for specific segments.

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                      4.0 Solutions PodcastBy Walker Reynolds & Zack Scriven
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