Francesca Lodato, University of Naples Federico II, Italy; Andrea Garzia, Fondazione Ugo Bordoni, Italy; Antonio Iodice, University of Naples Federico II, Italy; Simona Valbonesi, Fondazione Ugo Bordoni, Italy; Giuseppe Ruello, University of Naples Federico II, Italy; Riccardo Suman, Vodafone Italia SpA, Group Network, Mobile Access Engineering, Italy; Francesco Matera, Fondazione Ugo Bordoni, Italy; Massimo Perobelli, Andrea Castrignanò, Vodafone Italia SpA, Group Network, Mobile Access Engineering, Italy; Pierpaolo Salvo, Fondazione Ugo Bordoni, Italy; Stefano D'Elia, Vodafone Italia SpA, Group Network, Mobile Access Engineering, Italy; Rita Massa, University of Naples Federico II, Italy