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Pune and Ahmedabad banks: if SMS OTP fails, Voice OTP reads the code aloud. Bulk OBD is a one-way dialer for EMI alerts. Listen-only voice.

smppcenter.com/journal/voic...

#VoiceOTP #BulkOBD #Pune
An infographic by SMPP Center titled "Voice OTP, Bulk Calls & Outbound Dialer." It visualizes a telephony data pipeline where communication routing streams from a central telephone handset node split into three primary voice channels: a Voice OTP code, a Bulk Voice Call system, and an automated Outbound Dialer, each delivering directly to customer mobile phone layouts.
October 15, 2026 at 9:13 AM