Fiber internet transmits data as light impulses and delivers symmetrical speeds up to 8 Gbps with consistent performance and low latency, while cable internet transmits data as electrical signals and delivers asymmetrical speeds (1-2 Gbps downloads, 5-50 Mbps uploads). Fiber internet transmits data as light impulses and delivers symmetrical speeds up to 8 Gbps with consistent performance and low latency, while cable internet transmits data as electrical signals and delivers asymmetrical speeds (1-2 Gbps downloads, 5-50 Mbps uploads). Fiber-optic communication is a form of optical communication for transmitting information from one place to another by sending pulses of infrared or visible light through an optical fiber. The light is a form of carrier wave that is modulated to carry information. Fiber is preferred. A TOSLINK optical fiber cable with a clear jacket. A fiber-optic cable, also known as an optical-fiber cable, is an assembly similar to an electrical cable but containing one or more optical fibers that are used to carry. Fiber optic cables are often seen as the gold standard for network cabling. Fiber uses light signals through glass fiber cables, enabling faster upload and download speeds, lower latency and greater resistance to interference. In the actual optical fiber communication line, in order to ensure that optical fiber can be used for a long time under various playing conditions and in a variety of environments, it must be formed to optical fiber cable, because. Fiber Optics or Optical Fiber is a technology that transmits data as a light pulse along a glass or plastic fiber.