000 00309nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a004.678
100 _aMynul Hoda
245 0 _aCisco Network Security Troubleshooting Hand book
260 _bPearson Educations
_c2006
650 _aCOMPUTER
942 _cBK
999 _c11272
_d11272