Sorry, the Comodo guide is no longer maintained
Actualizado2 September 2011
Esta guía ya no está siendo mantenida
You might want to try the (English) Firewall section of the (English) Basic security for Windows guide.
herramientas y tácticas para la seguridad digital
Actualizado2 September 2011
You might want to try the (English) Firewall section of the (English) Basic security for Windows guide.