The Discovery view can be used to test new extensions and discover available services using the existing protocol and transport implementations.
It can be accessed through the view "Service Discovery" -> "Service Discovery Properties".
In the view, it's possible launching a wizard to select the protocol and transport to be used:
And inspect the discovered services and their attributes:
Since the same model is used, launching multiple times the wizard adds new discovered services to the same model, even using different protocols and transports.