eduardo 28 Nov 2011 http://en.wikipedia.org/wiki/Null_route http://blog.up-link.ro/how-to-add-a-nullroute-blackhole-filtering/ http://www.nullamatix.com/howto-windows-xp-server-2003-null-route/ http://kudithipudi.org/2009/01/21/microsoft-windows-routing-to-devnull/ - melhor para windows - ler comentários Tags route null