MMS
Media messages and prepaid debit for pictures and cards — not concatenated SMS text.
Rejected MMS Must Not Look Delivered
Learn how IOSOR handles MMS media rejections cleanly in DLR callbacks and billing ledgers, preventing false SMS delivery states when attachments fail.
MMS Debit Class Before You Go Live
Lock MMS media size and class debit rules on your prepaid ledger before initiating live traffic. Ensure billing accuracy with automated hold reservations in IOSOR.
MMS When SMS Cannot Carry the Card
Learn why MMS is the right choice when visual cards, passes, or tickets cannot be delivered in text SMS, and how prepaid debits handle visual media.