When loading a splash page a user may get the following error:
Error Opening Page
Hotspot login cannot open the page because it could not establish a secure connection to the server.
This is because the iOS browser cannot load a resource on the splash page. Please ensure all required domains are added to your walled garden.
If you are integrating Facebook within your splash page, you may need to add the following domains to your Walled Garden to resolve the error:
*These domains are already added to the walled garden when you are using Facebook WiFi.