00303nam a2200109Ia 4500008004100000041001200041082001100053100002100064245009600085260000600181650000600187221030s9999    xx            000 0 und d  aEnglish  a105.23  aDouglas E. Comer 0aInternetworking with TCP/ IP Vol 1 Priciples, Protocols & Architecturecby Douglas E. Comer  c0  aB