Test the MQTT interface If you connect through the MQTT interface, the testing requires a client such as Eclipse Paho. How to Create an MQTT client. See how to connect with a sample client. The Eclipse Paho tool is recommended. See https://projects.eclipse.org/projects/technology.paho/downloads for more information. Configure your client according to the information specified in Configure the IoT Edge Connect property. Note: MQTT uses a secure connection via port 8883. Learn moreMQTT over TLS/SSLYou can test the MQTT interface over TLS/SSL using a client. This sample client uses Eclipse Paho Java Client, a library written for developing applications that run on the JVM or other Java compatible platforms, such as Android.MQTT over WebSocketYou can use MQTT over WebSocket as your connection method. The implementation is similar to the native MQTT with minor configuration differences, described in this topic.