Thank you I have solved the problem exactly like that. But when I send a message if its not delivered then the message is saved in my outbox with the messageId. Unfortunately the messageId Im getting from SubmitSm method is not equal to the messageId I've got from DeliverSm method. By the way I can ...

I have built a SMS Gateway by using the InetLab SMPP. The message sending is doing well via WCF web api I have created. When I call the API with required parameters the message is sent to the receiver number successfully and I'm receiving the messageId from the delivery receipt. I'm saving the messa...