Portuguese Air Force (PRTAF) currently has no direct connection to Pan-European Network Service (PENS), and relies on outdated technology to communicate with national Air Navigation Service Provider (ANSP) (NAV Portugal) using IP (internet Protocol) v4. The current infrastructure does not meet the SESAR requirements for Air Traffic Management (ATM) services and Yellow profile protocol.

The Implementation Project is divided into 2 phases (PH1 and PH2). PH1 comprises 2 Portuguese Air Force (PRTAF) Air Traffic Control (ATC) Units for initial acquisition and upgrade of G/A/G (Ground/Air/Ground) systems ED137 compliant and integration with legacy Voice Communications Systems (VCSs). Also part of this phase is the acquisition of hardware for refurbishment and a robust wideband connection to ANSP NAV Portugal, Pt (PENS access point). PH2 comprises the remaining 3 PRTAF ATC units.

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