A submarine communications cable is a cable laid on the seabed between land-based stations to carry telecommunication signals across stretches of ocean and sea. The first submarine communications cables were laid beginning in the 1850s and carried telegraphy traffic, establishing the first instant telecommunications links between continents, such as the first transatlantic telegraph cable which became operational on 16 August 1858.
The Eastern Africa Submarine Cable System (EASSy) is an undersea fibre optic cable system connecting countries in Eastern Africa to the rest of the world.
Dhiraagu is the first Maldivian telecommunications company, which was founded in 1988. The company was created as a joint venture of the Maldivian government and Cable & Wireless and had a monopoly on the entire industry in the country until 2005, and retained a monopoly on fixed telephony and the exclusive right to terminate incoming international traffic on any network until the end of 2008.
Fibre-optic Link Around the Globe (FLAG) is a 28,000-kilometre-long fibre optic mostly-submarine communications cable that connects the United Kingdom, Japan, India, and many places in between. The cable is operated by Global Cloud Xchange, a subsidiary of RCOM. The system runs from the eastern coast of North America to Japan. Its Europe–Asia segment was the fourth longest cable in the world in 2008.
SEA-ME-WE3 or South-East Asia - Middle East - Western Europe 3 is an optical submarine telecommunications cable linking those regions and is the longest in the world. Completed in late 2000, it is led by France Telecom and China Telecom, and is administered by Singtel, a telecommunications operator owned by the Government of Singapore. The Consortium is formed by 92 other investors from the telecom industry. It was commissioned in March 2000.
South East Asia–Middle East–Western Europe 4 is an optical fibre submarine communications cable system that carries telecommunications between Singapore, Malaysia, Thailand, Bangladesh, India, Sri Lanka, Pakistan, United Arab Emirates, Saudi Arabia, Egypt, Italy, Tunisia, Algeria and France. It is intended to be a complement to, rather than a replacement for, the SEA-ME-WE 3 cable.
APCN 2 or Asia-Pacific Cable Network 2 is a submarine telecommunications cable linking several countries in the Asia-Pacific region.
A cable landing point is the location where a submarine or other underwater cable makes landfall. The term is most often used for the landfall points of submarine telecommunications cables and submarine power cables. The landing will either be direct or via a branch from a main cable using a submarine branching unit. The branch can be several kilometres long.
The Black Sea Fiber-Optic Cable System (BSFOCS) is a 1,300 km (808 mi) submarine telecommunications cable system linking three countries bordering the Black Sea. It went into operation in September 2001, and has a total capacity of 20 Gbit/s along 2 fiber pairs.
ODIN was a submarine telecommunications cable system linking the Netherlands, Denmark, Norway, and Sweden.
TPC-5CN or Trans-Pacific Cable 5 Cable Network is a submarine telecommunications cable system linking Japan, Guam, Hawaii and mainland United States.
CUCN or China-US Cable Network was a submarine telecommunications cable linking several countries in the Asia-Pacific region. It was retired from service in December 2016.
The 2006 Hengchun earthquakes occurred on December 26 at 20:26 and 20:34 local time off the southwest coast of Taiwan in the Luzon Strait, which connects the South China Sea with the Philippine Sea. The International Seismological Centre measured the shocks at 7.0 and 6.9 on the moment magnitude scale. The earthquakes not only caused casualties and building damage, but several submarine communications cables were cut, disrupting telecommunication services in various parts of Asia.
Global Marine Group is a British-headquartered specialist provider of installation, maintenance and repairs of submarine communications cable for the telecommunications, oil & gas and deep sea research industries. To this end, they operate their own a fleet of vessels, ROVs and specialised subsea trenching and burial equipment. Formerly known as Cable & Wireless Marine and British Telecom Marine, it was purchased by Global Crossing in 1999, at which time it received the name it carries today. In 2004, Global Marine Systems was purchased by Bridgehouse Marine and was completely restructured. In September 2014, Global Marine was acquired by HC2, and in 2020 by J F Lehman and partners. Historically, the company has a legacy of over 160 years of cable installation, stemming from the first telegraph cables laid in the 1850s.
JASURAUS was a 5.332 Gbit/s, 2,800 km optical submarine telecommunications cable that connected Port Hedland, Australia, to Jakarta, Indonesia, with a further interconnection to the APCN and which was decommissioned in 2012.
The ASEAN cable system was a submarine telecommunications cable system linking Indonesia, Malaysia, Singapore, Thailand and the Philippines. It was completed in September 1983, but has since been decommissioned.
Pacnet was a global telecommunications service provider between 2008 and 2015. It was formed from the operational merger of Asia Netcom and Pacific Internet on 8 January 2008. It was owned by a private investor group comprising Ashmore Investment Management Limited, Spinnaker Capital Limited and Clearwater Capital Partners. Its acquisition by the Australian telecommunications company Telstra was announced at the end of 2014, and completed in April 2015.
The Asia-America Gateway (AAG) is a 20,000-kilometre (12,000 mi) long submarine communications cable system, connecting South-East Asia with the mainland of the United States, across the Pacific Ocean via Guam and Hawaii.
Gulf Bridge International (GBI) is the Middle East's first privately owned submarine cable system linking the countries bordering the Persian Gulf on a self-healing ring to each other and onward to Europe, Africa and Asia. Gulf Bridge International (GBI), both owns and operates this submarine cable asset as a carrier's carrier as well as offering a full suite of wholesale transmission, IP capacity options, and Enterprise Services. Its main headquarters are located at the Qatar Science & Technology Park in Doha, Qatar.
