The fiber optic box has several cables connected to the router

Typically, only one Ethernet cable connects the fiber optic box (ONT) to the router, while the fiber optic cable itself connects the wall outlet to the ONT.Detailed Explanation1. Fiber Optic Cable to ONT The fiber optic line from your ISP enters your home and terminates at the Optical Network Terminal (ONT). This cable carries data as light pulses and is not directly connected to the router. Its sole purpose is to deliver the optical signal to the ONT for conversion into electrical signals that your router can use . 2. Ethernet Cable from ONT to Router After the ONT converts the optical signal into an electrical signal, a single Ethernet cable (usually Cat6 or higher) runs from the ONT's LAN or Ethernet port to the WAN or Internet port on your router. This is the main cable that enables your router to distribute internet to your devices via Wi-Fi or wired connections . 3. Power Cables Both the ONT and the router require separate power connections. The ONT is powered by its own adapter, and the router is plugged into a standard electrical outlet. These are not data cables but are essential for operation . 4. Optional Connections Some advanced setups may include additional cables, such as:SFP+ modules for multi-gigabit routers, which still use a single fiber-to-ONT connection .Mesh network connections for larger homes, but these are internal to the home network and not part of the ONT-to-router link .SummaryIn a standard home fiber installation:1 fiber optic cable connects the wall outlet to the ONT.1 Ethernet cable connects the ONT to the router.2 power cables (one for the ONT, one for the router) are required. This setup ensures that the optical signal is properly converted and distributed throughout your home network with minimal signal loss and maximum speed .