Supported SMPP Version

• Version 3.4

Our SMPP server implements most of the PDU defined in the SMPP specifications 34.

Supported SMPP PDU

• bind_transmitter
• bind_receiver
• bind_transceiver
• unbind
• enquire_link
• submit_sm
• deliver_sm

Recommended Parameters

• bind-mode: transceiver
• sync-mode: async
• addr-ton: 1
• addr-npi: 1
• source-ton: 5 (for alphanumeric senders)
• source-npi: 0
• destination-ton: 1
• destination-npi: 1

International Originators

Source address and destination address in international format shall not contain any leading “+” or “00”, but only start with the country code.

Maximum length of an international originator is 15 digits.

Sample International Source Address

Displayed on handset: +34609939891

SMPP Parameter: source_addr_ton= 1
                            source_addr_npi = 1
                            source_addr        = “34609939891”

Alphanumeric Originators

Length of an alphanumeric originator is limited to 11 characters.

Supported Characters

abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789

The use of any other character may affect the delivery of the SMS (originator altered or delivery failed).

Sample Alphanumeric Source Address

Displayed on handset: Nexmo

SMPP Parameter: source_addr_ton= 5
                            source_addr_npi = 1
                            source_addr        = “Nexmo”