It looks like your XDK is taking a correct provisioning from the SD Card and is currently stuck in the log-in phase to the IoT Suite MQTT Connector.
So far I have developed and tested the application using a free account and the application is designed to adhere to the monthly allotments of such a plan.
This application has also been tested from public and private IP networks. I suppose that if your device gets the SNTP timestamp from a public server, it should access the public Bosch IoT Suite endpoint.
The BoschIoTSuite Template application wlil