00293nam a2200109Ia 4500008004100000041001200041082001100053100001600064245009100080260000600171650000600177221030s9999    xx            000 0 und d  aEnglish  a105.23  aD. E. Comer 0aInternetworking with TCP/ IP Vol 1 Priciples, Protocols & Architecturecby D. E. Comer  c0  aB