Trai tightens norms around spam calls, messages
The Telecom Regulatory Authority of India (Trai) has tightened the guidelines for using headers and templates on the distributed ledger technology (DLT) platform as part of the new directions issued to telecom operators Friday.

was computer robo caller just leaves message not a person can not reply or block it is solicitation SPAM Stop Robo calls esp when no way to stop on cell phone