Tenders Are Invited For Maintenance And Repair Of Information Technology Equipment – ​​Maintenance Services, Network Operation And Renovation Of The Core Gsm-R Network Core Systems, Centralized Telecommunications Management And Central Energy Remote Control System Of The High-Speed Network And Gsm-R Mobile Telecommunications Facilities, Fixed Telecommunications, Vca (Video Surveillance, Access Control And Anti-Intrusion)...

Maintenance And Repair Of Information Technology Equipment – ​​Maintenance Services, Network Operation And Renovation Of The Core Gsm-R Network Core Systems, Centralized Telecommunications Management And Central Energy Remote Control System Of The High-Speed Network And Gsm-R Mobile Telecommunications Facilities, Fixed Telecommunications, Vca (Video Surveillance, Access Control And Anti-Intrusion).... Maintenance Services, Network Operation And Renewal Of The Gsm-R Network Core Core Systems, Centralized Telecommunications Management And Central Energy Remote Control System Of The High-Speed Network And Gsm-R Mobile Telecommunications Facilities, Fixed Telecommunications, Vca (Video Surveillance, Access Control And Anti-Intrusion), Infrastructure Of Mobile Telephone Operators And Energy Remote Control Of High-Speed Lines: Madrid – Valladolid, Madrid – Barcelona – French Border, Branch Zaragoza-Huesca And Camp De Tarragona-La Boella Branch, Madrid – Valencia And Bif. Albacete – Albacete, Madrid – Seville And Córdoba – Málaga, La Sagra -Toledo Branch