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IoT Protocols

M4-R5.1 Things & Connection (Chapter: 2)

IoT Protocols

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IoT Communication ProtocolsProtocolFull FormUseMQTTMessage Queuing Telemetry TransportLightweight publish/subscribe messagingCoAPConstrained Application ProtocolFor resource-constrained devicesHTTP/HTTPSHyperText Transfer ProtocolWeb-based communicationAMQPAdvanced Message Queuing ProtocolEnterprise messagingNetwork Topologies in IoT

  • Star: All devices connect to central hub
  • Mesh: Devices connect to multiple other devices
  • Bus: All devices on single communication line
  • Tree: Hierarchical connection

IPv4 vs IPv6 for IoT

  • IPv4: 4.3 billion addresses (not enough for all IoT devices)
  • IPv6: 340 undecillion addresses — designed for IoT scale
Previous
Things & Connection in IoT
Table of Contents
Notes in Things & Connection (Chapter: 2)
Other Topics
Introduction To IoT Application (Chapter: 1) Sensor, Actuator & Microcontroller (Chapter: 3) Building IoT Applications (Chapter: 4) Security & Future of IoT Ecosystem (Chapter: 5) Soft Skills & Professional Development (Chapter: 6)
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Related Notes

Things & Connection (Chapter: 2)
Things & Connection in IoT
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