00406nam a2200145Ia 4500008004100000020001800041041000800059082001600067100003600083245006600119250000600185260003900191300000800230650002200238210716s2013    xx            000 0 und d  a9788131790540  aeng  a004.65 KURJ  aKurose, James F; Ross, Keith W.  aComputer networking: a top down approach.bTop down approach.  a5  aNew DelhibPearson Educationc2013  a888  aComputer Networks