✅ Make sure your router's WAN port connects directly to your fibre box (ONT/CPE). Read more about the Static IP space we offer. The process involves connecting a fibre optic cable from your Internet Service Provider (ISP) to your router. If you are making use of one of our Free-to-Use routers, this should be set up for you already. Why Use Fiber Optic Internet? Before diving into the setup, let's quickly. Setting it up correctly, however, is critical to maximising its potential for both your home and office environments.