Next Generation Networks (NGN) is the application of Internet, IP and IT solutions
to Telecom Services, including (but not only) the
integration and sometimes the substitution of circuit
switching with packet switching either for trunking or
for access. In this paper, we will present the objectives and results of the Eurescom Project P1109 [1]. The overall goal is to support this view, in evaluating solutions for NGNs from a service-offering standpoint and understanding
the wider effects of introducing NGNs in terms of the inter-operability and functionality of NGN products
