Which Event Grid tier or mode supports MQTT for IoT-style device messaging?
- A Event Grid Basic topics
- B Event Grid namespaces with MQTT broker functionality (correct answer)
- C Custom topics only
- D System topics
Shortcut: 1/v5 broker with hierarchical topic spaces and client authentication, alongside pull-delivery namespace topics.
Event Grid namespaces add an MQTT v3.1.1/v5 broker with hierarchical topic spaces and client authentication, alongside pull-delivery namespace topics.