delivery receipts

SMPP Receipt Message ID Tracking Over Multiple Connections

One of the standard capabilities of NowSMS is the automatic mapping of receipt message IDs when routing messages to an upstream SMSC connection. The reasoning/logic is simple. When NowSMS accepts a message from a client, NowSMS needs to assign an ID to the message. When the message gets routed to an upstream SMSC, that SMSC will assign a new message ID. NowSMS saves the message ID assigned by...

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