For tsunami early warning system InaTEWS (Indonesian Tsunami Early Warning System), on 11 November 2008 was officially opened, Germany has contributed significantly. The German Remote Sensing Data Center (DFD) of the German Aerospace Center (DLR) has developed a Decision Support System (DSS) was developed. The DLR webcast shows how the information for quick and safe decisions in the event of an impending tsunami will be provided.