00338nam a2200133Ia 4500003000400000005001700004008004100021020001800062082001800080100001900098245002800117260004900145300001000194TMU20260317114516.0160921s9999    xx            000 0 und d  a9781558605756  a650.02bFow-V  aFowler, Dennis  aVirtual Private Network  bMorgan Kaufmann Publishersc1999aCalifornia  a222p.