SMS delivery status codes

Status code Status message Meaning
0 NotYetSubmitted The message is still in the Ozeki outbox queue. It was not submitted to the network.
1 Submitted The message was submitted to the network and received a submit reference.
2 PartiallySubmitted Part of the message was submitted to the network with a submit reference. This is used for multipart messages, if all parts are submitted the message will move to submitted state.
3 Delivered The message was delivered to the recipient terminal.
4 PartiallyDelivered Part of the messages was delivered to the recipient terminal. Tthis is used for multipart messages only, if all parts are delivered the message will move to delivered state.
5 Viewed The message was viewed by the receiver. This state is triggered for chat messages only, SMS does not have such a state.
6 SubmitFailed The message submission failed. Check the status message for the reason.
7 DeliveryFailed The message was submitted to the network, but the network could not deliver it to the recipient terminal. Check the status message for the reason.

More information