Level421 GmbH developed mobile communication solutions in the past few years and introduced these into the market 2013 under the label traveltronic. The company today develops, produces and provides mobile communication solutions for vehicles and ships, and also offers airtime services. The developments for this, especially for the ALL.in.ONE System, have been performed in Ulm, Germany. ALL.IN.ONE combines GSM mobile communication with satellite internet capacity solutions to one very compact ALL.in.ONE solution. Whenever the vehicles or ships got a connection to the GSM network, it uses the fast 3G UMTS or even faster 4G LTE networks. Just if there is no GSM network available the solution switches to satellite connection.