Providing virtual private network services; communication via fibre-optic networks; providing user access to a global computer network; providing access to databases; providing user access to computer programmes in data networks; transmission of electronic mail; providing access to telecommunication networks; network transmission of sounds, images, signals and data; rental of telecommunication equipment; rental of computer communication apparatus and instruments; providing access to mobile Internet portals; telecommunication access services provided via platforms and portals on the Internet and other media; transmission of telephone calls; news agency services for electronic transmission; radio, television and cable television broadcasting services