Axis P1445-LE-3 User Manual page 48

AXIS P1445-LE-3 License Plate Verifier Kit
The device interface
Specifies if a message should be sent out when a connection is established.
Send message: Turn on to send messages.
Use default: Turn off to enter your own default message.
Topic: Enter the topic for the default message.
Payload: Enter the content for the default message.
Retain: Select to keep the state of client on this Topic
QoS: Change the QoS layer for the packet flow.
Last Will and Testament message
The Last Will Testament (LWT) lets a client provide a testament along with its credentials when connecting to the broker. If the
client disconnects ungracefully at some point later (maybe because his power source died), it can let the broker deliver a message
to other clients. This LWT message has the same form as an ordinary message and gets routed via the same mechanics.
Send message: Turn on to send messages.
Use default: Turn off to enter your own default message.
Topic: Enter the topic for the default message.
Payload: Enter the content for the default message.
Retain: Select to keep the state of client on this Topic
QoS: Change the QoS layer for the packet flow.
MQTT publication
Use default condition prefix: Select to use the default condition prefix, that is defined using the device topic prefix in the
MQTT client tab.
Include condition name: Select to include the topics that describe the condition in the MQTT topic.
Include condition namespaces: Select to include ONVIF topic namespaces in the MQTT topic.
Include serial number: Select to include the device's serial number in the MQTT payload.
Add condition: Click to add a condition.
Retain: Defines which MQTT messages are sent as retained.
• None: Send all messages as non-retained.
• Property: Send only stateful messages as retained.
• All: Send both stateful and stateless messages as retained.
QoS: Select the desired level for the MQTT publication.
MQTT subscriptions
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