Axis M3077-PLVE User Manual page 38

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AXIS M3077-PLVE Network Camera
The device interface
Connect: Turn on or off the MQTT client.
Status: Shows the current status of the MQTT client.
Broker
Host: Enter the hostname or IP address of the MQTT server.
Protocol: Select which protocol to use.
Port: Enter the port number.
• 1883 is the default value for MQTT over TCP
• 8883 is the default value for MQTT over SSL
• 80 is the default value for MQTT over WebSocket
• 443 is the default value for MQTT over WebSocket Secure
Username: Enter the username that the client will use to access the server.
Password: Enter a password for the username.
Client ID: Enter a client ID. The client identifier is sent to the server when the client connects to it.
Clean session: Controls the behavior at connection and disconnection time. When selected, the state information is discarded
at connect and disconnect.
Keep alive interval: The keep alive interval enables the client to detect when the server is no longer available without having
to wait for the long TCP/IP timeout.
Timeout: The time interval in seconds to allow a connect to complete. Default value: 60
Device topic prefix: Used in the default values for the topic in the connect message and LWT message on the MQTT client tab,
and in the publication conditions on the MQTT publication tab.
Reconnect automatically: Specifies whether the client should reconnect automatically after a disconnect.
Connect message
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
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