While fiber internet doesn't require a modem, you still need a router to distribute the connection across your network. The answer is actually no—fiber optic equipment differs significantly from cable setups. Your ONT handles signal conversion, eliminating the need for a traditional modem altogether. Traditional internet services rely on copper cables that transmit electrical signals. It depends on the existing infrastructure and wiring in your home. Keep reading to find out how this works, what equipment you'll need, and what to expect from a fiber. Unlike cable internet, which uses a modem to change signals, fiber internet uses an ONT.