@incollection{, 0F25336B11380A1994FCD6ABA41DDF64 , author={{icomTechnologies} and {Salavadi AnandaKumar} and {Dr. K.E.SreenivasaMurthy} and {Jawaharlal Nehru Technological University}}, journal={{Global Journal of Computer Science and Technology}}, journal={{GJCST}}0975-41720975-435010.34257/gjcst, address={Cambridge, United States}, publisher={Global Journals Organisation}1426370 } @book{b0, , title={{General overview of NGN}} , author={{ Itu-T }} , year={2001. Dec. 2004} } @book{b1, , title={{General principles and general reference model for Next Generation Networks}} , author={{ Itu-T }} , year={2011. Oct. 2004} } @book{b2, , title={{Functional requirements and architecture of the NGN}} , author={{ Itu-T }} , year={Sep. 2006} , note={Recommendation Y.2012} } @book{b3, , title={{Resource and admission control functions in Next Generation Networks}} , author={{ Itu-T }} , year={Sep. 2006} , note={Recommendation Y.2111} } @book{b4, , title={{Principles for the Management of the Next Generation Networks}} , author={{ Itu-T }} , year={Mar. 2006} , note={Recommendation Y.2401} } @book{b5, , title={{Mobility management requirements for NGN}} , author={{ Itu-T }} , year={Nov. 2006} , note={Recommendation Y.2801} } @incollection{b6, , title={{NGN architecture: generic principle, functional architecture, and its realization}} , author={{ KeithKnight } and { ThomasTowle } and { NaotakaMorita }} , journal={{IEEE Communications Magazine}} 43 10 , year={Oct. 2005} } @incollection{b7, , title={{Network Management Challenges for Next Generation Networks}} , author={{ MoLi } and { KumbesanSandrasegaran }} , booktitle={{IEEE Conference on Local Computer Networks}} , year={Nov. 2005} }