000 00364nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.79E+12
082 _a4
082 _b6 COM
100 _a"Comer, Douglas E."
245 0 _aInternetworking wich TCP
250 _aSixth
260 _aNoida
260 _bPearson
260 _c2015
300 _a"1,-626"
999 _c51508
_d51508