# NATS ## From the [NATS](https://nats.io/) website NATS is a connective technology built for the ever increasingly hyper-connected world. It is a single technology that enables applications to securely communicate across any combination of cloud vendors, on-premise, edge, web and mobile, and devices. NATS consists of a family of open source products that are tightly integrated but can be deployed easily and independently. NATS is being used globally by thousands of companies, spanning use-cases including microservices, edge computing, mobile, IoT and can be used to augment or replace traditional messaging. ## Configuration Set the username/password or auth token configuration under the start variables ### Server Ports Ports required to run the server in a table format. | Port | default | | --------------- | ------- | | Client Port | 4222 |