NPU requires an active internet connection to our web service in order to use SMS functionality and to access reporting.
In order to verify that NPU is able to communicate with our server, please visit the following link from the computer that NPU is installed on:
A successful connection should display a page with the following information:
If the page cannot be reached or shows an error message, then the following domains will need to be whitelisted in the firewall:
Once these are added to the whitelist, try the test URL again to confirm that the page can be reached.