# Technical Specifications

This section provides comprehensive documentation necessary for implementing and integrating SMS services. It includes
technical guidelines, protocol specifications, and best practices to ensure seamless integration and optimal use of the
SMS functionalities.

**SMPP Specification**

Technical guide for exchanging SMS over SMPP (ESME ↔ SMSC).

[SMPP Specifications](technical-data/smpp-specification.html)

**HTTP Specification**

Technical guide for sending and receiving SMS over HTTP.

[HTTP Specification](technical-data/http-specification.html)

**Inbound SMS Guidelines**

Key considerations, restrictions, and troubleshooting for inbound SMS.

[Inbound SMS Guidelines](technical-data/guidelines.html)