00376nam a2200169Ia 450000100060000000300040000600500170001000800410002702000180006804000130008608200180009910000170011724500450013426000090017930000110018854600070019914492OSt20190208174220.0140402s9999    xx            000 0 und d  a1-56529-824-1  cPK-LaUMT  a 004.6bNAN-I  aNance, Barry  aIntroduction to networkingcNance, Barry  c1994  a428 p.  aEN