Vilnius University computer network, which links computers of all faculties and departments, is connected to other networks of Lithuania, Europe and entire world. Advanced data management and transmission technologies, such as fiber-optic bus networks, radio and switched communication links are used for networking. Vilnius University Computer Network is one of the three major centres of Lithuanian Academic and Research Network LITNET in the region. Vilnius University computer network provides with services more than 60 structures of Vilnius city, such as universities, educational, scientific, cultural and public health institutions. LITNET computer network has two interconnections to the international networks, one of which is installed at Vilnius University.