A Quick Guide to Understanding IoT Application Messaging Protocols
IoT and connected devices use different communication and messaging protocols at different layers. While developing an IoT device, the selection of the protocol largely depends on the type, layer and function to be performed by the device. MQTT, XMPP, DDS, AMQP, and CoAP are a few of the widely used communication protocols for the IoT application layer. Let us understand each of them in detail.