HOME UNIT 1 UNIT 2 UNIT 3 UNIT 4 UNIT 5 UNIT III COMMUNICATION AND NETWORKING IoT Access Technologies: Physical and MAC layers, topology and Security of IEEE 802.15.4, 802.15.4g, 802.15.4e, 1901.2a, 802.11ah LoRaWAN – Network Layer: IP version Constrained Nodes and Constrained Networks – Optimizing IP for IoT: From 6LoWPAN to 6Lo, Routing over Low Power and Lossy Networks Application Transport Methods: Supervisory Control and Data Acquisition Application Layer Protocols: CoAP MQTT- Data aggregation & dissemination. IOT SOFTWARES Thonny IDE & Supported Softwares