00906nam0-2200313---450-99000955549040332120120412120015.0978-3-8364-8361-2000955549FED01000955549(Aleph)000955549FED0100095554920120412d2008----km-y0itay50------baengDEy-------001yyNext generation network (NGN) securitypreventing attacks to voip infrastructuresMarco FalomiBerlinVDM Verlag Dr. Müllerc2008103 p.22 cmSicurezza in rete344.09520itaFalomi,Marco516062ITUNINARICAUNIMARCBK990009555490403321IX B 3037960DDCICDDCICNext generation network (NGN) security853602UNINA