Damage to fiber connectors or outdoor equipment can result in reduced overall performance, which in turn may affect your Wi-Fi network. These utility lines are constantly exposed to environmental stresses and physical hazards, which affects internet service reliability and performance. Managing and protecting the internet cable running along the exterior of a structure is necessary maintenance that often falls to the homeowner. Fortunately, there are solutions to this issue. Regardless of the. Fiber optic cables enable high-speed, long-distance data transfer, forming the backbone of modern communication. Compatible router: Verify that your router supports fiber optic input (look for an SFP or WAN port labeled.