## Summary
-Simple [node.js](https://nodejs.org/) software to simulate a set of charging stations based on the OCPP-J 1.6 protocol as part of SAP e-Mobility solution.
+Simple [node.js](https://nodejs.org/) software to simulate and scale a set of charging stations based on the OCPP-J 1.6 protocol as part of SAP e-Mobility solution.
## Prerequisites
### HTTP Protocol
-To learn how to use the HTTP protocol to pilot the simulator, an [Insomnia](https://insomnia.rest/) requests collection is available in [src/assets/ui-protocol](./src/assets/ui-protocol) directory.
+To learn how to use the HTTP protocol to pilot the simulator, an [Insomnia](https://insomnia.rest/) HTTP requests collection is available in [src/assets/ui-protocol](./src/assets/ui-protocol) directory.
### Websocket Protocol
`uuid`: String uniquely linking the response to the request
`PDU`: Response parameters to requested procedure
+An [Insomnia](https://insomnia.rest/) WebSocket requests collection is available in [src/assets/ui-protocol](./src/assets/ui-protocol) directory.
+
#### Version 0.0.1
Set the Websocket header _Sec-Websocket-Protocol_ to `ui0.0.1`.