Philippines telecommunications provider Globe Telecom has completed the rollout of a submarine fibre optic backbone in Palawan, Philippines. The 400-kilometre undersea cable system serves as a transmission system of telecommunication services between the province and the main island of Luzon, enhancing Palawan's connectivity with the country and the rest of the world. The Palawan cable system will provide high-speed internet connection and a network for text and voice calls. The undersea cable system is designed to transmit 40 wavelengths at 40 gigabits per second capacity per fibre pair and upgradable to 100-gigabits per second DWDM system, allowing the company to accommodate future traffic growth. The Palawan cable system, which has a total transmission capacity of 19.2 terabits per second, powered up mobile sites with fourth-generation Evolved High-Speed Packet Access or HSPA+ connectivity and supports LTE services. The transmission upgrade in Palawan forms part of Globe Telecom'sUSD 700 million network transformation initiative, involving as a component the roll-out of about 12,000 kilometres of optical fibre lines nationwide.