SMPP Specification

Short Message Peer-to-Peer (SMPP) is a protocol that the telecommunications industry uses to exchange SMS messages between Short Message Service Centers (SMSC) and/or External Short Messaging Entities (ESME).

Spendo SMPP interface provides support for almost all features of SMPP within the official specification and without proprietary deviation. You can download the full specification here - http://opensmpp.org/specs/SMPP_v3_4_Issue1_2.pdf

The following pages provide details on authentication, configuration, supported pdu and sample smpp client configurations.