The MQTT interface is used to send and receive data and information from MQTT broker. Within this definition file, the used MQTT brokers have to be specified.
File location
<WorkspaceDirectory>\DataFiles\xio.Mqtt.Broker.dat
| Col# | Parameter | Description | Scope | Unit | Mandatory / default value |
|---|---|---|---|---|---|
| 1 | Name | Mandatory name identifying the MQTT broker within the NETx Server. In combination with Path, it must be unique. | string | None | mandatory |
| 2 | Path | The structure that is used to represent the data point. In combination with the Name, it must be unique. | string | None | empty |
| 3 | IP address | IP address of MQTT broker. | string | None | mandatory |
| 4 | Auto-Reconnect | Timeout in milliseconds between connection attempts. | 100 – 65535 | milliseconds | 1000 |
| 5 | Port | TCP port used for the communication with MQTT broker. | 0 – 65535 | TCP port | 1883 |
| 6 | Client Username | If the MQTT broker requires authentication of connecting MQTT client, the username must specified here. | string | None | empty |
| 7 | Client Password | If the MQTT broker requires authentication of connecting MQTT client, the password must specified here. | string | None | empty |
| 8 | TLS | Defines whether TLS shall be enabled for the communication with the MQTT boker. | boolean | true/false | false |
| 9 | TLS Version | If TLS is enabled, the used TLS version must be specified here. | None, SSLv3, TLSv1_0, TLSv1_1, TLSv1_2 | none | None |
| 10 | CA certificate file | empty | |||
| 11 | CA certificate password | empty | |||
| 12 | Culture info | Invariant culture | |||
| 13 | Client certificate file | empty | |||
| 14 | Client certificate password | empty | |||
| 15 | Keep alive timeout | Timeout in seconds between sending keep alive packets to MQTT broker. | seconds | 60 |