Typical formats include simplex (one fiber), duplex (two fibers joined together) and distribution cables with 4, 6, 12 or more fibers in one sheath. These cables are used mainly for digital audio connections between devices. 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 light. Fiber optic cables are the backbone of modern telecommunications, enabling. There are different types of fiber optic cables because each type is optimized for specific applications that have unique requirements for bandwidth, transmission distance, and environmental factors. Breaking them apart makes projects much easier to reason about: 1) Transmission mode and core size.
[pdf] Connecting Fiber Optic Cable to Ethernet Port: Carefully insert the fiber optic cable connector into the Ethernet port, aligning the keying mechanism if applicable. Ethernet ports are designed for copper cables (like Cat5e or Cat6), which transmit data using electrical signals. This video will tell you how to make the RJ45 port on the router to use with fiber.
[pdf] 
