c concepts and their practical deployment scenarios together, we believe that there is tremendous potential on facilitating a more complete understanding of the entire space. List of Abbreviation and Acronyms Third-generation partnership project Average revenue per user Broadband remote access server Base station Business support system Base transceiver station CAPEX Capital Expenditure Central processing unit C-RAN Cloud RAN Data center Deep packet inspection D-RoF Digital radio over fiber Digital subscriber line evolved NodeB eNodeB E-UTRAN NodeB Evolved packet core European Telecommunications Standards Institute eUTRAN evolved UTRAN Gateway GPRS support node General packet radio service Global system for mobile communications GPRS tunneling protocol High-speed packet access Hypertext transfer protocol Infrastructure as a Service Intrusion detection systems IP multimedia subsystem Infrastructure provider List of Abbreviation and Acronyms Internet of things Input/Output Internet protocol Internet service provider Information technology Layer 1 L1VPN Layer 1 VPN Layer Two tunneling protocol L2VPN Layer 2 VPN L3VPN Layer 3 VPN Local area network Long term evolution LTE-A LTE-Advanced Machine-to-Machine Media access control Management and network orchestration Multiple input multiple output Mobility management entity Mobile services switching centre Mobile World Congress Network address translation Network equipment provider Network functions Network functions virtualization Network functions virtualization infrastructure Network interface card Network virtualization Operations and maintenance Operational Expenditure Open shortest path first Operational support system Optical transmission network Peer-to-Peer Platform-as-a-Service Packet data convergence protocol Provider edge Packet data networks gateway Passive optical network point of presence Public switched telephone network List of Abbreviation and Acronyms Quality of Experience Quality of Service OpenDayLight Radio access networks Radio network controller Ra