This document provides a brief overview of the LTE network architecture as the first technical document of “LTE” area. First, the LTE network reference model is defined and its basic Evolved Packet System (EPS) entities and the functions of each entity are described. Next, the interfaces between...
IP Backbone Topology: hub & spoke + dual site homing, dual hub & spoke, dual center node, dual center node & full link redundancy, ring+ dual site homing and full/partial mesh