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                 ch    Switzerland
      bluewin.         the blue window
      cern.            Conseil Europeen pour la Recherche Nucleaire
      echo.            echo communication
      epfl.            Ecole Polytechnique Federale de Lausanne
      idiap.           Institut Dalle Molle d'Intelligence Artificelle Perceptive
      infomaniak.      Infomaniak
      psi.             Paul Scherrer Institute
      span.            Petrel Communications
      sunrise.         Sunrise
      switch.          The Swiss Education and Research Network
      telesoft.        Telesoft
      unige.           University of Geneva
      unil.            University of Lausanne
      vianetworks.     Via Net.Works
      vtx.             VTX Services