French aircraft are carrying out surveillance missions to help countries bordering Nigeria tackle Boko Haram militants.
A French defence minisry source said their support is limited to neighbouring countries such as Chad and Niger.
French force is carrying out recconaissance missions, but not over Nigeria, the source added, intelliggence was given currently to Chadian forces fighting Boko Haram on the Cameroon and Nigeria border region.
Paris has ruled out direct military involvement for now, but it planned to play a role in easing tensions and instigating dialogue between it 3 former colonies Chad, Niger and Cameroon and English Nigeria.
France job in D'Djamena is to do surveillance and provide intelligence a French diplomat said.
