000 00371nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a978076379130
082 _a621.38195404 S849
100 _aSTEWART, J.M.
245 0 _aNETWORK SECURITY, FIREWALLS AND VPNS
260 _aSUDBURY
_bJones & Bartlett Learning
_c2011
300 _axiv+482p.,23x19Cms.
942 _cBK
_2DDC
999 _c40754
_d40754