SDN
Software Defined Networking – Using software-based controllers or APIs to communicate with a networks’ hardware and direct network traffic. Using software to control hardware.
SDWAN
Software Defined Wide Area Network – a software defined service that connects and extends enterprise networks over large geographical distances.
SGW
Serving Gateway – A network element of EPC routes and forwards user data packets towards the PGW via GTP sessions, and acts as the mobility anchor for the user plane during inter-eNodeB handovers.
SI
Systems Integrator – A third party outside of Alef who would implement MNaaS as part of a larger installation.
SIM
Subscriber Identity Module – The technology that securely stores a users identification information for use on a specific mobile network.
UE
User Equipment – Legacy term for a mobile device