What is SCEF? The Service Capability Exposure Function or SCEF enables the 3GPP network to securely expose its services provided by the 3GPP network to 3rd party application servers. The end to end communication in a 3GPP IoT architecture, between the MTC application in the UE and the Application Server can happen in the following … Continue reading SCEF

3GPP & Internet Of Things

3GPP (Third Generation Partnership Project) is the standardization body that defines 2G/3G/4G and now 5G mobile communication. 3GPP defined a new UE category 0 in Release 12. The main objective was to reduce the device complexity compared to Cat-1 devices which were defined in Rel-8 and was used for LTE. In release 13 , eMTC/LTE-M … Continue reading 3GPP & Internet Of Things

CIoT – A Primer

Around 9 years back, one of us had an opportunity to work on a project where a client machine would send data to a server like machine periodically and all this over the legendary GPRS network. The client machine had a GPRS modem that would use AT commands to attach to the network and send … Continue reading CIoT – A Primer