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A Rasa Pro deployment consists of various components that need to communicate with each other. This page offers an overview of the outbound connection requirements for a Rasa Pro deployment.

The following diagram shows the port requirements for a Rasa Pro deployment:

## Port and Protocol Requirements

| Component          | Port        | Protocol                | Purpose                                                               |
|---------------------|-------------|-------------------------|-----------------------------------------------------------------------|
| Rasa Pro Server     | 5005        | HTTP/HTTPS              | Rest API & Webhooks                                                  |
| Action Server       | 5055        | HTTP/HTTPS/gRPC         | Custom actions                                                       |
| Rasa Pro Services   | 8732        | HTTP/HTTPS              | Health Check                                                         |
| NLG Server          | 5056        | HTTP/HTTPS              | Response Generation                                                  |
| NLU Server          | 5000        | HTTP/HTTPS              | NLU Processing                                                       |
| PostgreSQL          | 5432        | PostgreSQL Wire         | Tracker store / Rasa Pro Services Analytics Database                  |
| MongoDB             | 27017       | MongoDB Wire            | Tracker Store                                                        |
| Redis               | 6379        | RESP                    | Tracker Store / Lock Store / Cache                                   |
| Kafka               | 2181        | Kafka                   | Event Streaming                                                      |
| RabbitMQ            | 5672        | AMQP                    | Event Streaming                                                      |
| Duckling            | 8000        | HTTP/HTTPS              | Entity Extraction                                                    |
| Jaeger              | 6831/16686  | Thrift/HTTP/HTTPS       | Tracing                                                              |
| OTEL Collector       | 4318        | HTTP/HTTPS              | Tracing                                                              |
| Qdrant             | 6333/6334  | HTTP/HTTPS/gRPC         | Information Retrieval                                                |
| Milvus              | 19530       | gRPC                    | Information Retrieval                                                |

### Networking Rules

- Rasa Pro Server: Needs access to all other components.
- Rasa Pro Services: Only needs Kafka, PostgreSQL.