Configuration Errors : IP conflicts, incorrect routing, or firmware bugs. Environmental Factors : Temperature extremes or moisture ingress. Step-by-Step Troubleshooting Process Start with the basics: Check Fiber Cables : Look for visible damage, sharp bends, or loose. Fiber optic networks are celebrated for their speed and reliability, but even the best systems can encounter problems. This guide will walk you through diagnosing and resolving common. Routers causing conflicts in the network, can I solve this? Basically, I have my main router built into the fiber optics modem. The ISP locks most of the features, the only useful ones unlocked are Wi-Fi, Port Forwarding, FTP and DDNS. Features I need that are disabled Out of 4 LAN ports, 3 are. This morning my ISP upgraded my Internet connection from a standard coaxial cable and Cisco modem to a fiber optic cable and Hitron modem Model Name NOVA-2004. Despite multiple attempts, the Archer AX6000 v1. The blue light on top of the router spins around for a. Im thinking the ip address numbering is causing a conflict Spectrum says their part is good, and they can see our router from their end when they do their diagnostics I run an Archer VR900 - which is an older FttC unit - however, by changing it to “Wireless Router mode” I'm able to use one of the. An IP address conflict occurs when two devices on your network are assigned the same IP address. This causes one or both devices to lose network connectivity, showing an error like "Windows has detected an IP address conflict. " Restart your router — this reassigns IP addresses via DHCP, usually.