Incident Notice: Service Alert April 14, 2022 GTI AM Post in Latest Blog Info: Incident Notice: Service Alert Product: GTI GLOBAL Mobile-X US Details: We are experiencing an Outage with 4G data on the T-Mobile network for some subscribers. For subscribers on the Interim VoLTE solution with ATT we are experiencing intermittent attachment issues. We are working to resolve the issue and will continue to keep you informed of the status.