home.md

 Main doc for installing and operating the NAIADES IoT Plaform
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-## Server deployment
+## Running Environments
 
 We currently have two deployments, DEVELOPMENT platform, and PRODUCTION platform
 
@@ -14,6 +14,23 @@ We currently have two deployments, DEVELOPMENT platform, and PRODUCTION platform
 | PRODUCTION | ? |  ? | 
 
 
+## IoT Platform services
+
+The following table describes what is the purposes of each platform service:
+
+| service  | purpose |
+| ------   | ------ |
+| db-crate | database for timeseries (historical data)    |
+| db-mongo | database for context-manager (currrent data) | 
+| db-mysql | database for identities and roles            | 
+| fiware-keyrock     | manages identities and roles                 | 
+| fiware-orion       | context manager, API server for all entities | 
+| fiware-orion-proxy | enforce access control                       | 
+| fiware-quantumleap | REST service for storing, querying and retrieving NGSI v2 spatial-temporal data | 
+| mongo-express   | dashboard for exploring mongo DB data | 
+| wms-app-example | Dummy example of a WMS component, acts as a consumer(subscriber) and publisher of messages to NAIADES| 
+
+
 ## Installing the platform
 
 [NAIADES-IoT-Platform-installation](https://gitlab.distantaccess.com/naiades/naiades-platform-poc/-/wikis/NAIADES-IoT-Platform-installation)