TDC is one of the Nordic region’s biggest telecom players and offers all-in solutions in telecommunications, data and video. TDC provides communication solutions to some of Sweden’s biggest companies and organisations. IT Norrbotten lease out black fibre to TDC Song, which in turn provides services where the customers can use capacity-requiring applications such as telephony, videoconferencing and complex business systems.

TDC delivers to among others one of the world’s most capable university networks – SUNET (Swedish University Computer Network). Every college and university in Sweden is connected to SUNET, as well as about 100 museums and certain external organisations, including the Swedish National Agency for Higher Education. Sunet gives colleges and universities access to a local connection at 10 Gbit/s, and central connections at up to 40 Gbit/s.