Core Networks

Core network and backbone network typically refer to the high capacity communication facilities that connect primary nodes. Core/backbone network provides path for the exchange of information between different sub-networks. Edge network provides information exchange between the access network and the core network. The devices and facilities in the edge networks are switches, routers, routing switches, IADs and a variety of MAN/WAN devices, which are often called edge devices. Edge network provide entry points into carrier/service provider core/backbone networks.