TECHNOLOGY
2015 , Telefónica Deutschland activated national roaming in the UMTS networks for all O2 and E-Plus customers . Since September localised test runs have been conducted , providing enough information on how to convert individual transmitter stations within a few hours and to fully implement the network merger in a given area within a week . This was to ensure minimal network disruption and make sure customer experience wouldn ’ t be affected .
The UMTS network from E-Plus is the best in Germany and extends well beyond urban areas . “ With National Roaming the user experience of mobile data services has been improved by UMTS in areas where customers previously had no LTE coverage ,” he says . “ We are consolidating the sites because many are duplicated , and we are going to end up with 25,000 sites , so we are dismantling 14 , 000 sites . This is a key element in our synergy plan . Besides this consolidation we are doing a complete technology renewal to have the most recent network delivered in outstanding quality . For the consolidation we chose what www . telefonica . de 45