00439nam a2200157Ia 4500008004100000020001500041082001400056100001900070245002900089250000700118260003900125300002700164500001900191600002100210650005000231240925s9999    xx            000 0 und d  a1565923197  a004.6 SCO  aScott, Charlie 0aVirtual Private Networks  aNA  aCambridge:bO Reilly Mediac,1998.  aix,261p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works