Port 720
Simple Message Queue Protocol
The Simple Message Queue Protocol (SMQP) is a lightweight messaging protocol used to enable communication between distributed systems through queuing mechanisms. It facilitates asynchronous message delivery, allowing different applications and services to exchange data efficiently without requiring direct synchronous connections..
Technical Details
SMQP is designed to provide a minimalistic, efficient method for message-oriented communication between distributed components. It abstracts the complexity of underlying network communication and allows applications to enqueue messages that can be processed asynchronously. This design is particularly beneficial for decoupling application components and facilitating scalable architectures.
The protocol supports fundamental operations such as enqueueing, dequeueing, acknowledgment, and error handling. Clients submit messages to queues, which can then be processed by consumers at their convenience. This pattern improves reliability, as messages persist until successfully handled, and can aid in implementing load balancing and failover mechanisms.
SMQP typically operates over TCP to ensure reliable, ordered delivery of messages. Implementations may vary since SMQP is not an officially standardized IETF protocol, but it follows core messaging concepts similar to other queuing protocols like AMQP or MQTT, albeit in a simpler, more lightweight fashion.