Abstract

One of the key challenges for the Future Internet is the correct definition and implementation of the domain concept. The domain concept is introduced. The interconnection model of the Internet and of current mobile operators is analysed, addressing service ubiquity and interdomain concepts developed in the scope of 4WARD as well. Then, a new interconnection model is introduced, with requirements, principles, and peering models; architecture elements are addressed, together with interconnection in virtual networks. Special attention is devoted to the still to solve problem of Multidomain Quality of Service, namely The Inter-Provider QoS problem, new challenges and tools for QoS in the Future Internet, and QoS in a network virtualisation environment.

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