00369nam a2200145Ia 450000100060000000800410000602000180004704000130006508200180007810000150009624500500011126000440016130000110020554600070021619053140407s9999    xx            000 0 und d  a0-7645-3257-X  cPK-LaUMT  a 004.6bNAS-M  aJason Nash  aMCSE Networking Essentials Ace ItcJason Nash  aFoster City,USA:bIDG Books Inc.,c1998  a349 p.  aEN