What port does MQTT use?

MQTT uses port 1883, 8883 by default.

Unknown

Message Queuing Telemetry Transport

Q: What is Message Queuing Telemetry Transport?

Message Queuing Telemetry Transport (MQTT) is a Application Layer protocol in the Messaging category. Lightweight publish-subscribe messaging protocol designed for IoT and constrained devices. Minimizes bandwidth and battery usage with small packet overhead.

Application Layer — Messaging

协议概览

全称 Message Queuing Telemetry Transport

缩写 MQTT

OSI 层 Application Layer

类别 Messaging

默认端口 1883, 8883

关于 MQTT

Lightweight publish-subscribe messaging protocol designed for IoT and constrained devices. Minimizes bandwidth and battery usage with small packet overhead.

Application Layer Messaging 端口 1883, 8883

Message Queuing Telemetry Transport

协议概览

关于 MQTT

相关协议 — Application Layer