The geographical location of
Ukrtelecom is a co-owner of 14 international submarine transmission systems - APRODITE-2, BALTICA, BSFOCS, CADMOS, CANTAT-3, COLUMBUS III, FLAG, ITUR, ODIN, RIOJA, SEA-ME-WE 2, SEA-ME-WE 3, TAT-12/TAT-13,
For two submarine systems - ITUR and BSFOCS – Ukrtelecom acts as the Terminal Party and is in charge for the operational condition of the equipment at the Karolino-Bugaz station.
ITUR system (Italy-Turkey-Ukraine-Russia) is the international submarine fibre-optic communication line with 3500 km extension. The system was put into operation on
BSFOCS system (Black Sea Fibre Optic Cable System) with the line length of about 2000 km connects
For the purposes of maintenance and repair of ITUR and BSFOCS systems, MECMA Agreement (the Mediterranean Cable Maintenance Agreement) has been signed.
TAE (Trans-Asia-Europe fibre-optical cable system) is the longest system in the world with the international terrestrial line about 21,000 km. It was laid from Frankfurt-am-Main to Shanghai (China) en route through Kazakhstan, Kyrgyzstan, Uzbekistan, Tajikistan, Turkmenistan, Iran, Turkey, Georgia, Armenia, Azerbaijan, Ukraine, Poland, Belarus, Hungary and Austria, and was put into operation in November 1998.
At present, the various services, i.e. telephone calls, high-speed data transmission, ISDM and Internet access services, are provided based on the arranged digital paths and channels through TAE FOCL and submarine systems.
The Ukrainian Side was appointed as a TAE System Administrator, and since December 1, 1999 performs administrative and control functions with respect to the maintenance and international traffic loading of all Member States of TAE project.