The 5G mobile phone shall maintain virtual multi-wireless network environment. For this
purpose there should be separation of network layer into two sub-layers in 5G mobiles (Fig. 3)i.e.: Lower network layer (for each interface) and Upper network layer (for the mobile terminal).This is due to the initial design of the Internet, where all the routing is based on IP addresseswhich should be different in each IP network world wide. The middleware between the Upper and Lower network layers (Fig. 3) shall maintain address translation from Upper network address (IPv6) to different Lower network IP addresses (IPv4 or IPv6), and vice versa.