OPC UA PubSub Transport Profiles

Overview

The table below lists known OPC UA PubSub transport profiles, and how QuickOPC supports them.

Profile Name	Profile URI	Definition	Supported
OPC Foundation Profiles
AmqpJson	http://opcfoundation.org/UA-Profile/Transport/pubsub-amqp-json	PubSub AMQP JSON	No
AmqpUadp	http://opcfoundation.org/UA-Profile/Transport/pubsub-amqp-uadp	PubSub AMQP UADP	No
MqttJson	http://opcfoundation.org/UA-Profile/Transport/pubsub-mqtt-json	PubSub MQTT JSON	Yes
MqttUadp	http://opcfoundation.org/UA-Profile/Transport/pubsub-mqtt-uadp	PubSub MQTT UADP	Yes
UdpUadp	http://opcfoundation.org/UA-Profile/Transport/pubsub-udp-uadp	PubSub UDP UADP	Yes
OPC Labs Profiles
EthUadp	http://opcfoundation.org/UA-Profile/Transport/pubsub-eth-uadp		Yes
MqttAutoOrJson	http://opclabs.com/UA-Profile/Transport/pubsub-mqtt-auto-json	MQTT Subscribe Auto, Publish JSON	Yes
MqttAutoOrUadp	http://opclabs.com/UA-Profile/Transport/pubsub-mqtt-auto-uadp	MQTT Subscribe Auto, Publish UADP	Yes

OPC Labs Profiles

MQTT Subscribe Auto, Publish JSON

This profile uses MQTT transport protocol mapping. The profile automatically recognizes the message mapping of the messages received, and is capable of subscribing to any of the supported message mappings (JSON or UADP). The profile publishes in the JSON message mapping. See OPC UA PubSub Automatic Message Mapping Recognition for more information.

This profile is compatible with PubSub MQTT JSON and PubSub MQTT UADP for subscriptions, and with PubSub MQTT JSON for publishing.

MQTT Subscribe Auto, Publish UADP

This profile uses MQTT transport protocol mapping. The profile automatically recognizes the message mapping of the messages received, and is capable of subscribing to any of the supported message mappings (JSON or UADP). The profile publishes in the UADP message mapping. See OPC UA PubSub Automatic Message Mapping Recognition for more information.

This profile is compatible with PubSub MQTT JSON and PubSub MQTT UADP for subscriptions, and with PubSub MQTT UADP for publishing.