It sounds like you wanted to use the free ExtremeCloud IQ instance called Connect. This guide reviews how to register for a Connect instance: https://thehivecommunity.aerohive.com/s/article/Registering-for-HiveManager-Connect
Once you've registered, you'll want to add your device to the device inventory, which this guide reviews: https://thehivecommunity.aerohive.com/s/article/Adding-and-Removing-Devices-in-HiveManager
If you can let me know what kind of network you would like to build (everyone uses the same password, everyone has their own password, everyone has their own username and password, etc), I can try to send you a guide that will walk you through how to set up your network configuration within the Connect platform.
