Where are the LAN settings for a fiber optic router

LAN settings for a fiber optic router are typically found in the router's web-based admin interface under the “LAN” or “Network” section.Steps to Access LAN SettingsConnect to the Router Use a wired Ethernet connection or Wi-Fi to connect your computer or device to the router. For fiber setups, ensure the router is connected to the Optical Network Terminal (ONT) via the WAN port .Open the Router Admin Interface Open a web browser and enter the router's IP address in the address bar. Common default IPs include 192.168.0.1, 192.168.1.1, or 10.0.0.2. Check your router label or manual for the exact address .Log In Enter the router's admin username and password. Defaults are often admin/admin, but these may have been changed during setup .Navigate to LAN Settings Once logged in, look for sections labeled “LAN,” “Network Settings,” or “Advanced Settings”. On TP-Link routers, the LAN settings section allows you to configure the IP address, subnet mask, and DHCP server . On ASUS routers, LAN settings are under Advanced Settings → LAN . FRITZ!Box routers also provide LAN configuration under the Network or Home Network menu .Modify SettingsIP Address: Assign a static IP for the router if needed.Subnet Mask: Usually 255.255.255.0 for home networks.DHCP Server: Enable or disable automatic IP assignment for devices on your network.Save Changes: Apply the settings and restart the router if required .Additional Options Some routers allow advanced LAN features such as VLAN tagging, QoS, or guest networks. These are usually found in the same LAN or network settings section .TipsAlways back up your current configuration before making changes.Avoid IP conflicts by ensuring the router's LAN IP does not overlap with other devices.For fiber-specific routers, ensure the WAN/ONT connection is stable before adjusting LAN settings . By following these steps, you can access and configure the LAN settings on most fiber optic routers safely and efficiently.