TheBlack Sea Fiber-Optic Cable System (BSFOCS) is a 1,300 km (808 mi)submarine telecommunications cable system linking three countries bordering theBlack Sea.^[1] It went into operation in September 2001, and has a total capacity of 20Gbit/s along 2 fiber pairs.^[1]

It haslanding points in:

1. Varna, Bulgaria
2. Odesa,Ukraine
3. Novorossiysk,Russia

• https://web.archive.org/web/20070930122255/http://foptnet.ge/map2eng.htm Map of the cable system (3 Systems BSFOCS,KAFOS, &ITUR)
• "www.bsfocs.com/connectivity.php".Archived from the original on 28 February 2006. RetrievedFebruary 11, 2006.
• "www.bsfocs.com/cable-description-specification.php".Archived from the original on 28 February 2006. RetrievedFebruary 11, 2006.
• "Cytaglobal". Archived fromthe original on April 8, 2007. RetrievedApril 13, 2007.

• Submarine communications cables in the Black Sea
• Bulgaria–Russia relations
• Russia–Ukraine relations
• Bulgaria–Ukraine relations
• Internet in Bulgaria
• 2001 establishments in Bulgaria
• 2001 establishments in Russia
• 2001 establishments in Ukraine