Port 1883

Modified by:

Port 1883 is used for MQTT (Message Queuing Telemetry Transport) protocol, which is a lightweight and widely used protocol for IoT (Internet of Things) devices to publish and subscribe to data. It is used for transmitting data between devices and servers, making it an important port for IoT and M2M (Machine-to-Machine) communication.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 1883
tcp
ibm-mqisdp
IBM MQSeries SCADA
REGISTERED PORT
Port 1883
udp
ibm-mqisdp
IBM MQSeries SCADA
REGISTERED PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
Port 1883 MQ Telemetry Transport (MQTT) Message Broker
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