Exactly. We need some kind of better information than just a trivially faked phone number to be passed to the end user devices. If nothing else I want some sor

Exactly. We need some kind of better information than just a trivially faked phone number to be passed to the end user devices. If nothing else I want some sort of non-forgeable identifier for the telcom provider of the calling party. Then we can work on blacklisting those that cater to spammers.