Yes, you can connect a fibre optic cable to a wireless router. As internet speeds continue to evolve, fiber optic broadband is becoming the gold standard for ultra-fast and reliable internet connections. Many users often wonder: Can I connect a fibre optic cable. The process to connect fiber optic cable to router requires careful attention to detail, but I'll walk you through every critical step with the precision and clarity you deserve. Check Your Fiber Optic Equipment Before you start, make sure you have the necessary equipment: Fiber Optic Modem (ONT – Optical Network Terminal):. This guide details the necessary physical and digital steps to connect your fiber line and activate your internet service.