摘要 |
Methods and apparatuses for communicating in a cellular communications network, including provision of a Service Capability Exposure Function (SCEF) for use in a cellular communications network, the SCEF comprising circuitry to: send and receive Application Packet Data Units (A-PDUs) over an interface interconnecting the SCEF and a Cellular Internet of Things Gateway (C-GW) combining the functionality of a Mobility Management Entity (MME), a Serving gateway (S-GW) and a Packet data network gateway (P-GW). |