00400nam a2200121Ia 4500008004100000082001400041100001000055245005300065260002600118365000700144999001900151952010800170230302s9999    xx            000 0 und d  a004.65CIS  aCISCO  aFundmentals of Network Security Companion Guide   aN.DELHI  b  PEARSON   cRS  c150744d150744  00104070aECDbECDd2023-03-03g550.00l0o004.65CISpECD-MB5044r2023-03-03 00:00:00w2023-03-03yBK