MIAMI, April 12 -- New World Network Ltd., the principal owner of the Americas Region Caribbean Optical-Ring System (ARCOS), has signed a contract to expand Colombian telecom company Orbitel's international communications network. Through the ARCOS cable network, the only fully redundant ring in the region, customers in Colombia can connect to the US, Mexico, Central America, South America and the Caribbean and can access other international routes. Under the agreement, Orbitel has agreed to purchase capacity on New World Network's ARCOS fiber optic cable network that will provide high-speed point-to-point connectivity between New World Network's cable landing station in North Miami Beach, Fla., and Cartegena, Colombia. Capacity from ARCOS will be transported to inland telecommunications systems in Colombia and provide Orbitel customers with broad international coverage.