Cable connecting the fiber optic cable to the router

Fiber optic cables do not connect directly to standard routers; an Optical Network Terminal (ONT) and an Ethernet cable are required to link the fiber connection to your router.How the Connection WorksFiber optic internet transmits data as light signals through thin glass or plastic fibers. Standard routers cannot interpret these optical signals directly. Therefore, the fiber line from your Internet Service Provider (ISP) terminates at an Optical Network Terminal (ONT), which converts the light signals into electrical signals compatible with routers and other networking devices .Required Connecting CablesFiber Optic Cable to ONT: The fiber cable from your ISP plugs into the ONT using specialized connectors, typically SC/APC or SC/UPC. This connection is sensitive and must be handled carefully to avoid signal degradation .Ethernet Cable from ONT to Router: After the ONT converts the optical signal, a standard Ethernet cable (Cat6 or higher recommended) connects the ONT's Ethernet port to the router's WAN port. This cable carries the electrical signal that the router can process and distribute to your home network .Optional ConsiderationsSome high-end routers or setups may use SFP or SFP+ modules to interface directly with fiber-ready ports, but this is less common in typical residential installations .Ensure the router is fiber-ready or supports gigabit speeds to fully utilize the fiber connection's performance .SummaryIn short, you cannot plug a fiber optic cable directly into a standard router. The connection requires an ONT to convert the optical signal, followed by an Ethernet cable to link the ONT to your router. This setup ensures that your router receives a compatible electrical signal for internet distribution throughout your home network .