00959cam0-22003251i-450-99000052896040332120090508122943.00-201-61910-5000052896FED01000052896(Aleph)000052896FED0100005289620020821d2000----km-y0itay50------baengy-------001yyIP telephonypacket-based multimedia communications systemsOlivier Hersent, David Gurle & Jean-Pierre Petit.ReadingAddison-Wesley2000XVIII, 456 p.24 cmSistemi di telecomunicazione006.7Hersent,Olivier28538Gurle,David28539Petit,Jean Pierre340597ITUNINARICAUNIMARCBK99000052896040332110 C 474DIET 1951DINELDINELIP telephony328518UNINA