We support standard SMPP protocol (v3.4 issue 1.2) and we are compatible with SMPP v5.0.For the standard SMPP protocol documentation please check out the SMPP.org page. 1. DLR Error Codes Value (dec) Description 0 No error. 1 Unknown subscriber. 9 Illegal subscriber. 11 Teleservice not provisioned. 13 Call barred. 15 CUG reject. 19 No SMS support...
v4.1.0 1. Introduction HTTP Bulk Service API enables customers to send SMS over HTTP/HTTPS and to receive Delivery Reports (DLRs) over the same protocol. 1.1 Help with Formatting Special Types of Messages SMS.ES HTTP Bulk Service API helps customers to format special types of messages, such as concatenated messages and WSI (WAP Service Indication) messages....