00920nam0-22003011i-450-99000052415040332120091111121844.03-7785-2699-5000052415FED01000052415(Aleph)000052415FED0100005241520020821d1998----km-y0itay50------baenga-------001yyTest solutions for digital networksbasic principles and measurement techniques for PDH, SDH, ISDN and ATMRoland KieferHeidelbergHuthing1998XII,282 p.ill.23 cmTecniche di misura e strumentazione621.374Kiefer,Roland28095ITUNINARICAUNIMARCBK99000052415040332110 D I 231DIEL 2331DINELDINELTest solutions for digital networks331239UNINA