Somos: 3. Appendix A - References June 19, 2026 20:08 Updated SMS/800 – SCP Interface Specification (TM-STS-000798) SCP-SMS/800 TCP/IP Interface Specification (SR-4959) Related articles TFNRegistry UI: What are the Fields, their Descriptions and Valid Values for the MPA Page? Who is Somos? TFNRegistry API: How does Asynchronous Invocation Work? Somos: 1. Introduction Somos: 1. Introduction