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Delivery reports

Every message has a status that updates as it moves from Iflow to the mobile network and on to the phone.

Message statuses

StatusMeaning
Sent
The message has been passed to the mobile network
Delivered
The network has confirmed the message reached the phone
A code, e.g.
9106
The message wasn’t sent. The code says why

Sent isn’t the same as Delivered. A phone that’s switched off or out of coverage can leave a message at Sent until the network delivers it or gives up.

When a message fails

Look the code up in Status and error codes. The most common are:

  • 9000: the number is on your stop list.
  • 9007: the number isn’t a valid mobile number.
  • 9106: the account didn’t have enough credit. See Credit and billing.
  • 9132: the destination network doesn’t accept sender IDs. Send from a reply number instead.