Physical SIM
Subscriber Identity Module – A piece of hardware that can be inserted into SIM slot of a user equipment, for the purpose of connecting to a mobile service provided by a mobile service provider. Usually a small plastic card with a circuit on it.
PLMN
Public Land Mobile Network – It is also known as cellular network and is identified by a globally unique PLMN code.
PoP
A point of presence (PoP) is a demarcation point, access point, or physical location at which two or more networks or communication devices share a connection. Points of presence include routers, switches, servers, and other devices necessary for traffic to cross over networks.
QoS
Quality of Service – Use of mechanisms or technologies that work on a network to control traffic and ensure the performance of critical applications with limited network capacity. It enables organizations to adjust their overall network traffic by prioritizing specific high-performance applications. Learn More
RAN
Radio Access Network “The part of a mobile network that connects end-user devices, like smartphones, to the cloud. This is achieved by sending information via radio waves from end-user devices to a RAN’s transceivers, and finally from the tranceivers to the core network which connects to the global internet” Read Full Definition from Red Hat
SAR
Specific Absorption Rate – SAR values are an important tool in judging the maximum possible exposure to radiation from a wireless device.