The following external specifications provide information on the protocols supported by SCEF devices:
- 3rd Generation Partnership Project (3GPP) technical specifications:
- 3GPP TS 23.401: General Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) Network Access (Release 13)
- 3GPP TS 23.682: Architecture enhancements to facilitate communications with packet data networks and applications (Release 13)
- 3GPP TS 29.122: Technical Specification Group Core Networks and Terminals. T8 reference point for northbound APIs (Release 15)
- 3GPP TS 29.128: Mobility Management Entity (MME) and Service GPRS Support Node (SGSN) interface and interworking with packet data networks and Applications (Release 14)
- 3GPP TS 29.336: Home Subscriber Server (HSS) diameter interface for interworking with packet data networks and applications (Release 13)
- 3GPP TS 29.337: Diameter-based T4 interface for communications with packet data networks and applications (Release 13)