SMPP

An overview for industry experts wanting to integrate using the SMPP protocol.

Overview

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

Our SMPP documentation assumes that you already have a basic understanding of the SMPP protocol and know how to set up your own SMPP client software..


SMPP Access

SMPP access is not enabled by default on accounts. Please email us your request along with a monthly volume forecast and we will gladly assist by providing you with your SMPP username (system_id) and password.


SMPP Specification

SMSPortal supports the industry standard SMPP v3.4 protocol.

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NOTE

Versions 3.3 and 5.0 are not supported.


Glossary

Term

Description

DCS

Data Coding Scheme

DLR

Delivery Receipt / Report

ESME

External Short Message Entity

GSM

Global System for Mobile Communications

NPI

Numbering Plan Identification

Octet

8 bits

PDU

Protocol Data Unit

RX

Receiver Bind

SMPP

Short Message Peer-to-Peer

SMSC

Short Message Service Centre

Throttle Amount

The maximum number of messages that can be sent in a second

TLV

Tag Length Value

TON

Type of Number

TRX

Transceiver Bind

TX

Transmitter Bind

UDH

User Data Header

Window Size

Total number of messages that can be sent without a response


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