When Trying to Subscribe to an MQTT Broker on the Internet

question 3

Multiple Choice

When trying to subscribe to an MQTT broker on the internet, the MQTT client is on a private subnet and must be NATed to reach the public broker. What is the expected outcome when this configuration is in place?

• A) The client periodically reconnects to the default gateway.
• B) The client connects only once using the PENDING message to the broker.
• C) The client periodically reconnects to the broker over the NAT connection.
• D) The client connects only once using the CONNECT massage to the broker.

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The spectrum or variety of interpretations that a word, phrase, or concept can have.

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