Does it matter? It's not a technical issue, it's a money and policy issue. Inbound WATS subscribers had non-spoofable CNID tech for decades. It's called ANI.

Does it matter? It's not a technical issue, it's a money and policy issue. Inbound WATS subscribers had non-spoofable CNID tech for decades. It's called ANI. Why couldn't the ANI information be ported onto the CNID signalling if not to enable spoofing? https://en.wikipedia.org/wiki/Automatic_number_identification https://en.wikipedia.org/wiki/Automatic_number_identificatio...