The User Support web site is managed, operated, maintained and upgraded by the ESSP-SAS Service Development Unit oriented to offer services and give support to the EGNOSEuropean Geostationary Navigation Overlay Service users. 

In this website you can find information related to the EGNOSEuropean Geostationary Navigation Overlay Service system status and its operational performances as well as access to the EGNOSEuropean Geostationary Navigation Overlay Service Helpdesk.