> My guess is that Apple keeps a list of carriers that agreed to zero-rate these and keeps an on-phone index to determine whether to pop up that message, but wh

> My guess is that Apple keeps a list of carriers that agreed to zero-rate these and keeps an on-phone index to determine whether to pop up that message, but what Apple thinks carriers do and what carriers actually do are 2 different things Lebara is an MVNO so it could also be an issue where the phone is applying the rules for the underlying network rather than the MVNO. MVNOs in the country I live in have a lot of issues with iPhones applying the mainline network settings to the point where you had to manually install a specific provisioning profile just to get the APN settings right.