Frequentis Comsoft's ATN DIRectory


CADIR is the core component of our X.500 directory solution for implementing a global directory service in the ATM domain.

The European Directory Service (EDS) is intended to provide a centralised management and automated distribution of information in support of ATN applications.

CADIR is the flexible solution for implementation of directory services in a managed, distributed environment such as EDS. In support of a wide range of standardised protocols, CADIR integrates perfectly with the global directory service, as well as with local applications.


  • Proven solution for the ICAO ATN Directory and European Directory Service (EDS)
  • Centrepiece of the EDS
  • Improves level of automation as well as the availability and quality of data
  • Enabler for future authentication and authorisation schemes and for securing information
  • Web-based user front ends for data management and administration
  • Compliant to ICAO, ISO/IEC, ITU-T and Internet standards

Detailed BrochureCADIRpdf, 2 pages