00445nam a2200157Ia 4500008004100000020001500041082001400056100001600070245004400086250000800130260003200138300002700170500001900197600002100216650005000237240925s9999    xx            000 0 und d  a1562056328  a005.8 HAR  aHare, Chris 0aInternet Firewalls and Network Security  a2nd  aBoston:bNew Ridersc,1996.  aix,430p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works