00317nam a2200121Ia 4500008004100000041000800041082001400049100001600063245003400079260003900113300003200152365001100184240624s9999    xx            000 0 und d  aeng  a004.6 DEL  aDELAET GERT  aNETWORK SECURITY FUNDAMENTALS  c2007aNew DelhibPearson Education  axxiv, : 454 : p. : cm. ; 24  cRSb36