00649cam a22001932  4500001001100000005001700011008004100028020001700069040001500086110004200101245005800143250001300201260004900214300001500263650003100278650006000309650008300369852000300452000001982320151217152202.0110214s         xx           000 0 eng d  a1587132490 :  aKABUcKABU2 aCisco Networking Academy.@000017980210aCCNA security lab manual /cCisco Networking Academy.  a1st  ed.  aIndianapolis, Indiana :bCisco Press,c2010.  av, 288  p. 0aCisco systems.@0000179803 0aTelecommunication engineersxCertification.@0000179804 0aComputer networks xSecurity measures xExamination yStudy guide.@00001574311