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Analytics using MQTT
Transcript of Analytics using MQTT
Quality of Service:
Lvl 0: At most once. Fire and forget.
Lvl 1: At least once. Acknowledged delivery.
Lvl 2: Exactly once. Assured delivery.
Message Body: We’ve used a JSON formatted message. Architectural Overview Technologies Message Broker:
Websockets to TCP Gateway:
NodeJS with Express
JQuery – General
D3 (Data Driven Documents) – Graphs
Socket.IO – Web Sockets
Leaflet – Maps
Paho MQTT JS Library – Sending MQTT messages MQTT? Publish/subscribe messaging transport.
Machine-to-machine (M2M) or "Internet of Things" .
Extremely lightweight .