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Operating instructions WPM Gateway IoT
WPM Gateway Administration
9.4.3
Setting up MQTT proxy
The WPM Gateway uses MQTT for inter-service communication. By setting an MQTT proxy, the
MQTT events can be forwarded to an external MQTT broker.
The description of the MQTT Topics can be found under the link WPM Gateway MQTT Topics .
Open view:
Main menu => Administration => MQTT-Proxy
Fig. 9-6 Setting up MQTT proxy
Fields
Name
Meaning
Set up MQTT proxy
Enable MQTT
proxy
Activation/deactivation of the forwarding of the MQTT events to the stored
MQTT broker.
Broker
address
IP address or DNS name of the MQTT broker and specification of the port. By
default, port 1883 is set.
Proxy
client ID
Client ID of the Gateway used to connect to the external MQTT broker. By de-
fault, wpm_proxy is set.
Proxy topic
prefix
For grouping all sent MQTT events of the Gateway under a common MQTT
topic.
Authentication
Authentication settings of the Gateway for the external MQTT broker. See
MQTT proxy authentication.
MQTT proxy authentication
None
Anonymous authentication at the external MQTT broker.
Credentials
Authentication via username and password for the external
MQTT broker.
SSL/TLS
client
certificate
Authentication via X.509 certificate.
Root CA
Root CA file from the external broker.
Client
certificate
A client certificate authorised by the root CA from the external broker.
Client private
key
Private key associated with the client certificate.
Save MQTT proxy settings.
Save
