This course design for telecom aspirants /RF/RAN/Core Engineers to understand deep drive in LTE technology and its L2 air interface and its communication to core network. This course contains the UE communication to ENB and depth understanding about L2 air interface and its sub layers concept and also make communication for user plane traffic and control plane traffic and its respective Nodes. Here this course also discusses the EPS and EPC concept along with MIMO in details.