> For the complete documentation index, see [llms.txt](https://docs.incari.com/incari-studio/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.incari.com/incari-studio/2022.1/toolbox/communication.md).

# Communication

## Introduction

The **Communication Nodes** (**CAN**, **HTTP**, **MQTT**, and **Serial**) represent the different messaging protocols and ways of communicating between devices that each one employs.

## Content

* [**CAN**](/incari-studio/2022.1/toolbox/communication/can.md)
* [**HTTP**](/incari-studio/2022.1/toolbox/communication/http.md)
* [**MQTT**](/incari-studio/2022.1/toolbox/communication/mqtt.md)
* [**Serial**](/incari-studio/2022.1/toolbox/communication/serial.md)