B777-200
Flight Crew Air Transport Pilot (ATP); Flight Crew Instrument; Flight Crew Multiengine
Troubleshooting
Aircraft Equipment Problem Less Severe; Ground Event / Encounter Ground Equipment Issue; Inflight Event / Encounter Other / Unknown
Flight Crew Became Reoriented; Flight Crew Overcame Equipment Problem
ATC Equipment / Nav Facility / Buildings; Software and Automation
Experienced loss of GPS functionality due to interference or jamming on Aircraft X along route from approximately LOGMU to UBONA on [Date].  Approximate time period XA43z - XB29z. Suspect jamming or interference.
An Air Carrier pilot flying in foreign country airspace reported GPS jamming.