I'm starting using ns, and I look for a simple tutorial. Where can I get it? Thank you. --------------------------------------- St�phane CATELOIN Laboratoire HEUDIASYC - UMR CNRS 6599 Centre de Recherche de Royallieu BP 20529 - 60205 Compi�gne Cedex FRANCE Bureau RD 126 / Poste 4280 E-mail: [email protected] ---------------------------------------