TELETEL has been selected by Airbus Defense & Space Toulouse for the design and development of the on-board CFDP protocol for the JUICE mission. TELETEL will be responsible for the design, development and validation of the CFDP Core Engine, the CFDP TM/TC interface, the Data Stream Manager and the Session Manager SW components. The final CFDP SW integration with the rest of the JUICE on-board SW will take place in Toulouse in March-April 2019.