1. ATN 99 Service Technique de la Navigation Aérienne 1 ATN Activities & Plans ATN in FRANCE FOR SAFETY REASONS MAIN FUTURE DATA/LINK ATSC WILL BE ATN

2. ATN 99 Service Technique de la Navigation Aérienne 2 ATN Activities & Plans ATN in FRANCE Till Now –ATNP Participation –ProATN router developement, upgrade and testing –ATN Systems Management Studies –Implementations Plans

3. ATN 99 Service Technique de la Navigation Aérienne 3 ATN Activities & Plans The ProATN Router Developed from the Airtel/Eurocontrol TAR-TTS –by an STNA team in the frame of the DNA/Sofréavia partnership in ProATN Distributed by Sofréavia and Airtel STNA MEDIAS development methodology (consistent with RTCA DO178B document) Build 1 delivered in March 98 Build 2 delivered in March 99 300 000 lines of C code - 1300 man.days

4. ATN 99 Service Technique de la Navigation Aérienne 4 ATN Activities & Plans ProATN Router Build 1 & 2 Build 1 –compliant to ICAO "Phuket" ICS SARPs –Improvements to TAR-TTS : Configuration, Supervision & Operator tools Administrative interface SNDCF module enhancements Documentation General code enhancements Build 2 –compliant to ICAO DOC 9705, Ed. 1.0 –Performance enhancements (multi-process)

5. ATN 99 Service Technique de la Navigation Aérienne 5 ATN Activities & Plans ATN Systems Management Active participation to ATNP work –SM CONOPS Editor –MIB Definition No products yet, but –Study integration of ATN management in current DGAC systems supervision –Study of SNMP Agent on ProATN Router –Local Manager MIB Browser, Alarm notification, Performance monitoring, configuration tool, etc. –Integration of ACI NMA Agent & connexion to ProATN NMS in the frame of ProATN project –Validation of ATNP SARPs

6. ATN 99 Service Technique de la Navigation Aérienne 6 ATN Activities & Plans Implementation Plans ACCESS Project (1997-1998) –NATS, DFS, STNA cooperation (CEC Project) –Complete technical definition of Target ATN Network in European Core Area –Transition Plan/Issues to an Initial Network based on ODIAC D/L services + AMHS Eurocontrol/EATCHIP ATNI-TF (97 - 99) –Business Analysis –Institutional & Administrative Structures –European ATN Implementation Plan

7. ATN 99 Service Technique de la Navigation Aérienne 7 ATN Activities & Plans ATN in FRANCE Now Implementation Strategy

8. ATN 99 Service Technique de la Navigation Aérienne 8 ATN Activities & Plans Implementation strategy Def. ATN infrastructure to support SCALA plans based on ACCESS results –choice of router hardware platform –addressing plan –dependability issues –systems management & security solutions –network dimensioning –Implementation/Validation of Package 2 SARPS –Eurocontrol Link2000+ Programme ATNI-TF work follow-up focussing on short-term ATN implementation

9. ATN 99 Service Technique de la Navigation Aérienne 9 ATN Activities & Plans Broadmap of french ATN Data-link servers (front-end to application servers) in ACC with an ES ATN stack Ground-ground Subnetworks -RENAR for WAN interconnected with others Networks belonging to EAN -Ethernet and/or FDDI for LAN Air-Ground Subnetworks: -VDL2 stations operated by CSPs -AMSS after BIS ATN A/G and G/G

10. ATN 99 Service Technique de la Navigation Aérienne 10 ATN Activities & Plans Pending questions VDL scenario: A/G BIS ATN belonging to DGAC or CSPs ? (G/G BIS belonging to DGAC) AOC trafic supported by infrastructure: link with VDL scenario Performances Security Sites equiped with BIS or IS Router Reutilisation of current ISO routers

11. ATN 99 Service Technique de la Navigation Aérienne 11 ATN Activities & Plans CONCLUSIONS The technology is now ready for implementing ATN on ground side The results of ATNSI project will be decisive on airborne side ATN can be operational before 2005 if ATSOs and Airlines say alltogether « GO »