Fiber routers offer faster speeds, greater reliability, and enhanced security features, making them ideal for users with fiber optic internet connections. ONUs (Optical Network Units) primarily convert optical signals into electrical signals, bridging the gap between fiber optic networks and user devices. Routers manage traffic between different networks and offer advanced features like QoS, VPN, and parental controls, which are typically beyond the. When switching to fiber internet, many users wonder if they're able to use their own router instead of the one provided by their internet service provider (ISP). In this guide, we'll explain router compatibility, setup steps and whether upgrading your router is necessary to maximize fiber speeds. Its main function is to translate. Do you need a modem, a router, or both? This guide clarifies the roles of each device in your fiber setup, ensuring you understand what's required for optimal performance and connectivity. Do You Need Both a Modem and a Router for Fiber? Fiber internet, often referred to as fiber-to-the-home (FTTH). Should I keep James when I upgrade the router? Also, what exactly does James do? "James" is your optical network terminal (ONT), it converts the fiber-optic signal coming from your ISP's infrastructure on the street to a regular wired connection. Fiber routers are able to handle higher bandwidth demands and offer lower.