00342nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001900084245005600103260002500159300000800184650001600192221030s9999    xx            000 0 und d  a0070435634  aEnglish  a105.23bFor  aB. A. Forouzan 0aData Communications & Networkingcby B. A. Forouzan  bTMHaNew Delhic2002  a908  aBE Computer